Usage: i586-poky-linux-uclibc-g++ [options] file... Options: -pass-exit-codes Exit with highest error code from a phase --help Display this information --target-help Display target specific command line options --help={common|optimizers|params|target|warnings|[^]{joined|separate|undocumented}}[,...] Display specific types of command line options --version Display compiler version information -dumpspecs Display all of the built in spec strings -dumpversion Display the version of the compiler -dumpmachine Display the compiler's target processor -print-search-dirs Display the directories in the compiler's search path -print-libgcc-file-name Display the name of the compiler's companion library -print-file-name= Display the full path to library -print-prog-name= Display the full path to compiler component -print-multi-directory Display the root directory for versions of libgcc -print-multi-lib Display the mapping between command line options and multiple library search directories -print-multi-os-directory Display the relative path to OS libraries -print-sysroot Display the target libraries directory -print-sysroot-headers-suffix Display the sysroot suffix used to find headers -Wa, Pass comma-separated on to the assembler -Wp, Pass comma-separated on to the preprocessor -Wl, Pass comma-separated on to the linker -Xassembler Pass on to the assembler -Xpreprocessor Pass on to the preprocessor -Xlinker Pass on to the linker -save-temps Do not delete intermediate files -save-temps= Do not delete intermediate files -no-canonical-prefixes Do not canonicalize paths when building relative prefixes to other gcc components -pipe Use pipes rather than intermediate files -time Time the execution of each subprocess -specs= Override built-in specs with the contents of -std= Assume that the input sources are for --sysroot= Use as the root directory for headers and libraries -B Add to the compiler's search paths -v Display the programs invoked by the compiler -### Like -v but options quoted and commands not executed -E Preprocess only; do not compile, assemble or link -S Compile only; do not assemble or link -c Compile and assemble, but do not link -o Place the output into -pie Create a position independent executable -shared Create a shared library -x Specify the language of the following input files Permissible languages include: c c++ assembler none 'none' means revert to the default behavior of guessing the language based on the file's extension Options starting with -g, -f, -m, -O, -W, or --param are automatically passed on to the various sub-processes invoked by i586-poky-linux-uclibc-g++. In order to pass other options on to these processes the -W options must be used. Using built-in specs. COLLECT_GCC=E:\tools\micom\Intel\arduino-1.5.3\hardware\tools\x86\i686-pokysdk-mingw32\usr\bin\i586-poky-linux-uclibc\i586-poky-linux-uclibc-g++ COLLECT_LTO_WRAPPER=e:/tools/micom/intel/arduino-1.5.3/hardware/tools/x86/i686-pokysdk-mingw32/usr/bin/i586-poky-linux-uclibc/../../libexec/i586-poky-linux-uclibc/gcc/i586-poky-linux-uclibc/4.7.2/lto-wrapper.exe Target: i586-poky-linux-uclibc Configured with: /dev/shm/kmsywula/tmp/work-shared/gcc-4.7.2-r20/gcc-4.7.2/configure --build=x86_64-linux --host=i686-pokysdk-mingw32 --target=i586-poky-linux-uclibc --prefix=/opt/clanton-tiny/1.4.1/sysroots/i686-pokysdk-mingw32/usr --exec_prefix=/opt/clanton-tiny/1.4.1/sysroots/i686-pokysdk-mingw32/usr --bindir=/opt/clanton-tiny/1.4.1/sysroots/i686-pokysdk-mingw32/usr/bin/i586-poky-linux-uclibc --sbindir=/opt/clanton-tiny/1.4.1/sysroots/i686-pokysdk-mingw32/usr/bin/i586-poky-linux-uclibc --libexecdir=/opt/clanton-tiny/1.4.1/sysroots/i686-pokysdk-mingw32/usr/libexec/i586-poky-linux-uclibc --datadir=/opt/clanton-tiny/1.4.1/sysroots/i686-pokysdk-mingw32/usr/share --sysconfdir=/opt/clanton-tiny/1.4.1/sysroots/i686-pokysdk-mingw32/etc --sharedstatedir=/opt/clanton-tiny/1.4.1/sysroots/i686-pokysdk-mingw32/com --localstatedir=/opt/clanton-tiny/1.4.1/sysroots/i686-pokysdk-mingw32/var --libdir=/opt/clanton-tiny/1.4.1/sysroots/i686-pokysdk-mingw32/usr/lib/i586-poky-linux-uclibc --includedir=/opt/clanton-tiny/1.4.1/sysroots/i686-pokysdk-mingw32/usr/include --oldincludedir=/opt/clanton-tiny/1.4.1/sysroots/i686-pokysdk-mingw32/usr/include --infodir=/opt/clanton-tiny/1.4.1/sysroots/i686-pokysdk-mingw32/usr/share/info --mandir=/opt/clanton-tiny/1.4.1/sysroots/i686-pokysdk-mingw32/usr/share/man --disable-silent-rules --disable-dependency-tracking --with-libtool-sysroot=/dev/shm/kmsywula/tmp/sysroots/i686-nativesdk-pokysdk-mingw32 --enable-clocale=generic --with-gnu-ld --enable-shared --enable-languages=c,c++ --enable-threads=posix --enable-multilib --enable-c99 --enable-long-long --enable-symvers=gnu --enable-libstdcxx-pch --program-prefix=i586-poky-linux-uclibc- --without-local-prefix --enable-target-optspace --enable-lto --enable-libssp --disable-bootstrap --disable-libmudflap --with-system-zlib --with-linker-hash-style=gnu --enable-linker-build-id --with-ppl=no --with-cloog=no --enable-checking=release --enable-cheaders=c_global --with-gxx-include-dir=/opt/clanton-tiny/1.4.1/sysroots/i586-poky-linux-uclibc/usr/include/c++ --with-build-time-tools=/dev/shm/kmsywula/tmp/sysroots/x86_64-linux/usr/i586-poky-linux-uclibc/bin --with-sysroot=/opt/clanton-tiny/1.4.1/sysroots/i586-poky-linux-uclibc --with-build-sysroot=/dev/shm/kmsywula/tmp/sysroots/qemux86 --enable-targets=all --disable-libunwind-exceptions --disable-libssp --disable-libgomp --disable-libmudflap --with-mpfr=/dev/shm/kmsywula/tmp/sysroots/i686-nativesdk-pokysdk-mingw32 --with-mpc=/dev/shm/kmsywula/tmp/sysroots/i686-nativesdk-pokysdk-mingw32 --enable-nls --disable-decimal-float --enable-__cxa_atexit --disable-nls Thread model: posix gcc version 4.7.2 (GCC) COLLECT_GCC_OPTIONS='-v' '--help' '-shared-libgcc' '-mtune=pentium' '-march=pentium' e:/tools/micom/intel/arduino-1.5.3/hardware/tools/x86/i686-pokysdk-mingw32/usr/bin/i586-poky-linux-uclibc/../../libexec/i586-poky-linux-uclibc/gcc/i586-poky-linux-uclibc/4.7.2/cc1.exe -quiet -v -iprefix e:\tools\micom\intel\arduino-1.5.3\hardware\tools\x86\i686-pokysdk-mingw32\usr\bin\i586-poky-linux-uclibc\../../lib/i586-poky-linux-uclibc/gcc/i586-poky-linux-uclibc/4.7.2/ help-dummy -quiet -dumpbase help-dummy -mtune=pentium -march=pentium -auxbase help-dummy -version --help -o W:\Temp\User\ccQkV8ss.s The following options are specific to just the language Ada: None found. Use --help=Ada to show *all* the options supported by the Ada front-end The following options are specific to just the language AdaWhy: None found. Use --help=AdaWhy to show *all* the options supported by the AdaWhy front-end The following options are specific to just the language C: -lang-asm This switch lacks documentation The following options are specific to just the language C++: None found. Use --help=C++ to show *all* the options supported by the C++ front-end The following options are specific to just the language Fortran: -J Put MODULE files in 'directory' -Waliasing Warn about possible aliasing of dummy arguments -Walign-commons Warn about alignment of COMMON blocks -Wampersand Warn about missing ampersand in continued character constants -Warray-temporaries Warn about creation of array temporaries -Wcharacter-truncation Warn about truncated character expressions -Wconversion-extra Warn about most implicit conversions -Wfunction-elimination Warn about function call elimination -Wimplicit-interface Warn about calls with implicit interface -Wimplicit-procedure Warn about called procedures not explicitly declared -Wintrinsic-shadow Warn if a user-procedure has the same name as an intrinsic -Wintrinsics-std Warn on intrinsics not part of the selected standard -Wline-truncation Warn about truncated source lines -Wreal-q-constant Warn about real-literal-constants with 'q' exponent-letter -Wsurprising Warn about "suspicious" constructs -Wtabs Permit nonconforming uses of the tab character -Wunderflow Warn about underflow of numerical constant expressions -Wunused-dummy-argument Warn about unused dummy arguments. -cpp Enable preprocessing -cpp= This switch lacks documentation -faggressive-function-elimination Eliminate multiple function invokations also for impure functions -falign-commons Enable alignment of COMMON blocks -fall-intrinsics All intrinsics procedures are available regardless of selected standard -fallow-leading-underscore This switch lacks documentation -fautomatic Do not treat local variables and COMMON blocks as if they were named in SAVE statements -fbackslash Specify that backslash in string introduces an escape character -fbacktrace Produce a backtrace when a runtime error is encountered -fblas-matmul-limit= Size of the smallest matrix for which matmul will use BLAS -fcheck-array-temporaries Produce a warning at runtime if a array temporary has been created for a procedure argument -fcheck=[...] Specify which runtime checks are to be performed -fcoarray=[...] Specify which coarray parallelization should be used -fconvert=big-endian Use big-endian format for unformatted files -fconvert=little-endian Use little-endian format for unformatted files -fconvert=native Use native format for unformatted files -fconvert=swap Swap endianness for unformatted files -fcray-pointer Use the Cray Pointer extension -fd-lines-as-code Ignore 'D' in column one in fixed form -fd-lines-as-comments Treat lines with 'D' in column one as comments -fdefault-double-8 Set the default double precision kind to an 8 byte wide type -fdefault-integer-8 Set the default integer kind to an 8 byte wide type -fdefault-real-8 Set the default real kind to an 8 byte wide type -fdollar-ok Allow dollar signs in entity names -fdump-core Does nothing. Preserved for backward compatibility. -fdump-fortran-optimized Display the code tree after front end optimization -fdump-fortran-original Display the code tree after parsing -fdump-parse-tree Display the code tree after parsing; deprecated option -fexternal-blas Specify that an external BLAS library should be used for matmul calls on large-size arrays -ff2c Use f2c calling convention -ffixed-form Assume that the source file is fixed form -ffixed-line-length- Use n as character line width in fixed mode -ffixed-line-length-none Allow arbitrary character line width in fixed mode -ffpe-trap=[...] Stop on following floating point exceptions -ffree-form Assume that the source file is free form -ffree-line-length- Use n as character line width in free mode -ffree-line-length-none Allow arbitrary character line width in free mode -ffrontend-optimize Enable front end optimization -fimplicit-none Specify that no implicit typing is allowed, unless overridden by explicit IMPLICIT statements -finit-character= Initialize local character variables to ASCII value n -finit-integer= Initialize local integer variables to n -finit-local-zero Initialize local variables to zero (from g77) -finit-logical= Initialize local logical variables -finit-real= Initialize local real variables -finteger-4-integer-8 Interpret any INTEGER(4) as an INTEGER(8) -fintrinsic-modules-path Specify where to find the compiled intrinsic modules -fmax-array-constructor= Maximum number of objects in an array constructor -fmax-identifier-length= Maximum identifier length -fmax-stack-var-size= Size in bytes of the largest array that will be put on the stack -fmax-subrecord-length= Maximum length for subrecords -fmodule-private Set default accessibility of module entities to PRIVATE. -fpack-derived Try to lay out derived types as compactly as possible -fprotect-parens Protect parentheses in expressions -frange-check Enable range checking during compilation -freal-4-real-10 Interpret any REAL(4) as a REAL(10) -freal-4-real-16 Interpret any REAL(4) as a REAL(16) -freal-4-real-8 Interpret any REAL(4) as a REAL(8) -freal-8-real-10 Interpret any REAL(8) as a REAL(10) -freal-8-real-16 Interpret any REAL(8) as a REAL(16) -freal-8-real-4 Interpret any REAL(8) as a REAL(4) -frealloc-lhs Reallocate the LHS in assignments -frecord-marker=4 Use a 4-byte record marker for unformatted files -frecord-marker=8 Use an 8-byte record marker for unformatted files -frecursive Allocate local variables on the stack to allow indirect recursion -frepack-arrays Copy array sections into a contiguous block on procedure entry -fsecond-underscore Append a second underscore if the name already contains an underscore -fsign-zero Apply negative sign to zero values -fstack-arrays Put all local arrays on stack. -funderscoring Append underscores to externally visible names -fwhole-file Compile all program units at once and check all interfaces -nocpp Disable preprocessing -static-libgfortran Statically link the GNU Fortran helper library (libgfortran) -std=f2003 Conform to the ISO Fortran 2003 standard -std=f2008 Conform to the ISO Fortran 2008 standard -std=f2008ts Conform to the ISO Fortran 2008 standard including TS 29113 -std=f95 Conform to the ISO Fortran 95 standard -std=gnu Conform to nothing in particular -std=legacy Accept extensions to support legacy code The following options are specific to just the language Go: -L This switch lacks documentation -fgo-check-divide-overflow Add explicit checks for division overflow in INT_MIN / -1 -fgo-check-divide-zero Add explicit checks for division by zero -fgo-dump- Dump Go frontend internal information -fgo-optimize- Turn on optimization passes in the frontend -fgo-pkgpath= Set Go package path -fgo-prefix= Set package-specific prefix for exported Go names -frequire-return-statement Functions which return values must end with return statements The following options are specific to just the language Java: --CLASSPATH This switch lacks documentation --bootclasspath This switch lacks documentation --classpath This switch lacks documentation --encoding This switch lacks documentation --extdirs This switch lacks documentation --output-class-directory This switch lacks documentation --output-class-directory= This switch lacks documentation --resource This switch lacks documentation --resource= This switch lacks documentation -CLASSPATH This switch lacks documentation -MD_ This switch lacks documentation -MMD_ This switch lacks documentation -Wall-deprecation This switch lacks documentation -Wall-javadoc This switch lacks documentation -Wassert-identifier This switch lacks documentation -Wboxing This switch lacks documentation -Wchar-concat This switch lacks documentation -Wcondition-assign This switch lacks documentation -Wconstructor-name This switch lacks documentation -Wdep-ann This switch lacks documentation -Wdiscouraged This switch lacks documentation -Wempty-block This switch lacks documentation -Wenum-identifier This switch lacks documentation -Wenum-switch This switch lacks documentation -Wextraneous-semicolon Warn if deprecated empty statements are found -Wfallthrough This switch lacks documentation -Wfield-hiding This switch lacks documentation -Wfinal-bound This switch lacks documentation -Wfinally This switch lacks documentation -Wforbidden This switch lacks documentation -Whiding This switch lacks documentation -Windirect-static This switch lacks documentation -Wintf-annotation This switch lacks documentation -Wintf-non-inherited This switch lacks documentation -Wjavadoc This switch lacks documentation -Wlocal-hiding This switch lacks documentation -Wmasked-catch-block This switch lacks documentation -Wnls This switch lacks documentation -Wno-effect-assign This switch lacks documentation -Wnull This switch lacks documentation -Wout-of-date Warn if .class files are out of date -Wover-ann This switch lacks documentation -Wparam-assign This switch lacks documentation -Wpkg-default-method This switch lacks documentation -Wraw This switch lacks documentation -Wredundant-modifiers Warn if modifiers are specified when not necessary -Wserial This switch lacks documentation -Wspecial-param-hiding This switch lacks documentation -Wstatic-access This switch lacks documentation -Wstatic-receiver This switch lacks documentation -Wsuppress This switch lacks documentation -Wsynthetic-access This switch lacks documentation -Wtasks This switch lacks documentation -Wtype-hiding This switch lacks documentation -Wuncheck This switch lacks documentation -Wunnecessary-else This switch lacks documentation -Wunqualified-field This switch lacks documentation -Wunused Enable all -Wunused- warnings -Wunused-argument This switch lacks documentation -Wunused-import This switch lacks documentation -Wunused-label Warn when a label is unused -Wunused-local This switch lacks documentation -Wunused-private This switch lacks documentation -Wunused-thrown This switch lacks documentation -Wuseless-type-check This switch lacks documentation -Wvarargs-cast This switch lacks documentation -Wwarning-token This switch lacks documentation -bootclasspath This switch lacks documentation -classpath This switch lacks documentation -encoding This switch lacks documentation --CLASSPATH Deprecated; use --classpath instead -fassert Permit the use of the assert keyword -fassume-compiled This switch lacks documentation -fassume-compiled= This switch lacks documentation -faux-classpath This switch lacks documentation --bootclasspath= Replace system path -fbootstrap-classes Generated should be loaded by bootstrap loader -fcheck-references Generate checks for references to NULL --classpath= Set class path -fcompile-resource= This switch lacks documentation -fdisable-assertions This switch lacks documentation -fdisable-assertions= This switch lacks documentation -femit-class-file Output a class file -femit-class-files Alias for -femit-class-file -fenable-assertions This switch lacks documentation -fenable-assertions= This switch lacks documentation --encoding= Choose input encoding (defaults from your locale) --extdirs= Set the extension directory path -ffilelist-file Input file is a file with a list of filenames to compile -fforce-classes-archive-check Always check for non gcj generated classes archives -fhash-synchronization Assume the runtime uses a hash table to map an object to its synchronization structure -findirect-classes Generate instances of Class at runtime -findirect-dispatch Use offset tables for virtual method calls -finline-functions Integrate functions not declared "inline" into their callers when profitable -fjni Assume native functions are implemented using JNI -foptimize-static-class-initialization Enable optimization of static class initialization code -foutput-class-dir= This switch lacks documentation -freduced-reflection Reduce the amount of reflection meta-data generated -fsaw-java-file This switch lacks documentation -fsource-filename= This switch lacks documentation -fsource= Set the source language version -fstore-check Enable assignability checks for stores into object arrays -ftarget= Set the target VM version -fuse-atomic-builtins Generate code for built-in atomic operations -fuse-boehm-gc Generate code for the Boehm GC -fuse-divide-subroutine Call a library routine to do integer divisions -version Display the compiler's version The following options are specific to just the language LTO: -fltrans Run the link-time optimizer in local transformation (LTRANS) mode. -fltrans-output-list= Specify a file to which a list of files output by LTRANS is written. -fresolution= The resolution file -fwpa Run the link-time optimizer in whole program analysis (WPA) mode. The following options are specific to just the language ObjC: None found. Use --help=ObjC to show *all* the options supported by the ObjC front-end The following options are specific to just the language ObjC++: -fobjc-call-cxx-cdtors Generate special Objective-C methods to initialize/destroy non-POD C++ ivars, if needed The following options are language-related: --all-warnings This switch lacks documentation --ansi This switch lacks documentation --assert This switch lacks documentation --assert= This switch lacks documentation --comments This switch lacks documentation --comments-in-macros This switch lacks documentation --define-macro This switch lacks documentation --define-macro= This switch lacks documentation --dependencies This switch lacks documentation --dump This switch lacks documentation --dump= This switch lacks documentation --imacros This switch lacks documentation --imacros= This switch lacks documentation --include This switch lacks documentation --include-barrier This switch lacks documentation --include-directory This switch lacks documentation --include-directory-after This switch lacks documentation --include-directory-after= This switch lacks documentation --include-directory= This switch lacks documentation --include-prefix This switch lacks documentation --include-prefix= This switch lacks documentation --include-with-prefix This switch lacks documentation --include-with-prefix-after This switch lacks documentation --include-with-prefix-after= This switch lacks documentation --include-with-prefix-before This switch lacks documentation --include-with-prefix-before= This switch lacks documentation --include-with-prefix= This switch lacks documentation --include= This switch lacks documentation --no-line-commands This switch lacks documentation --no-standard-includes This switch lacks documentation --no-standard-libraries This switch lacks documentation --no-warnings This switch lacks documentation --output This switch lacks documentation --output-pch= This switch lacks documentation --output= This switch lacks documentation --pedantic This switch lacks documentation --pedantic-errors This switch lacks documentation --preprocess This switch lacks documentation --print-missing-file-dependencies This switch lacks documentation --trace-includes This switch lacks documentation --traditional-cpp This switch lacks documentation --trigraphs This switch lacks documentation --undefine-macro This switch lacks documentation --undefine-macro= This switch lacks documentation --user-dependencies This switch lacks documentation --verbose This switch lacks documentation --write-dependencies This switch lacks documentation --write-user-dependencies This switch lacks documentation -A= Assert the to . Putting '-' before disables the to -C Do not discard comments -CC Do not discard comments in macro expansions -D[=] Define a with as its value. If just is given, is taken to be 1 -E This switch lacks documentation -F Add to the end of the main framework include path -H Print the name of header files as they are used -I Add to the end of the main include path -M Generate make dependencies -MD Generate make dependencies and compile -MF Write dependency output to the given file -MG Treat missing header files as generated files -MM Like -M but ignore system header files -MMD Like -MD but ignore system header files -MP Generate phony targets for all headers -MQ Add a MAKE-quoted target -MT Add an unquoted target -P Do not generate #line directives -U Undefine -Wabi Warn about things that will change when compiling with an ABI-compliant compiler -Waddress Warn about suspicious uses of memory addresses -Wall Enable most warning messages -Wassign-intercept Warn whenever an Objective-C assignment is being intercepted by the garbage collector -Wbad-function-cast Warn about casting functions to incompatible types -Wbuiltin-macro-redefined Warn when a built-in preprocessor macro is undefined or redefined -Wc++-compat Warn about C constructs that are not in the common subset of C and C++ -Wc++0x-compat Deprecated in favor of -Wc++11-compat -Wc++11-compat Warn about C++ constructs whose meaning differs between ISO C++ 1998 and ISO C++ 2011 -Wcast-qual Warn about casts which discard qualifiers -Wchar-subscripts Warn about subscripts whose type is "char" -Wclobbered Warn about variables that might be changed by "longjmp" or "vfork" -Wcomment Warn about possibly nested block comments, and C++ comments spanning more than one physical line -Wcomments Synonym for -Wcomment -Wconversion Warn for implicit type conversions that may change a value -Wconversion-null Warn for converting NULL from/to a non-pointer type -Wctor-dtor-privacy Warn when all constructors and destructors are private -Wdeclaration-after-statement Warn when a declaration is found after a statement -Wdelete-non-virtual-dtor Warn about deleting polymorphic objects with non- virtual destructors -Wdeprecated Warn if a deprecated compiler feature, class, method, or field is used -Wdiv-by-zero Warn about compile-time integer division by zero -Wdouble-promotion Warn about implicit conversions from "float" to "double" -Weffc++ Warn about violations of Effective C++ style rules -Wempty-body Warn about an empty body in an if or else statement -Wendif-labels Warn about stray tokens after #elif and #endif -Wenum-compare Warn about comparison of different enum types -Werror Treat all warnings as errors -Werror-implicit-function-declaration This switch is deprecated; use -Werror=implicit-function-declaration instead -Wfloat-equal Warn if testing floating point numbers for equality -Wformat Warn about printf/scanf/strftime/strfmon format string anomalies -Wformat-contains-nul Warn about format strings that contain NUL bytes -Wformat-extra-args Warn if passing too many arguments to a function for its format string -Wformat-nonliteral Warn about format strings that are not literals -Wformat-security Warn about possible security problems with format functions -Wformat-y2k Warn about strftime formats yielding 2-digit years -Wformat-zero-length Warn about zero-length formats -Wformat= This switch lacks documentation -Wignored-qualifiers Warn whenever type qualifiers are ignored. -Wimplicit Warn about implicit declarations -Wimplicit-function-declaration Warn about implicit function declarations -Wimplicit-int Warn when a declaration does not specify a type -Wimport This switch lacks documentation -Winit-self Warn about variables which are initialized to themselves -Wint-to-pointer-cast Warn when there is a cast to a pointer from an integer of a different size -Winvalid-offsetof Warn about invalid uses of the "offsetof" macro -Winvalid-pch Warn about PCH files that are found but not used -Wjump-misses-init Warn when a jump misses a variable initialization -Wlogical-op Warn when a logical operator is suspiciously always evaluating to true or false -Wlong-long Do not warn about using "long long" when -pedantic -Wmain Warn about suspicious declarations of "main" -Wmissing-braces Warn about possibly missing braces around initializers -Wmissing-declarations Warn about global functions without previous declarations -Wmissing-field-initializers Warn about missing fields in struct initializers -Wmissing-format-attribute Warn about functions which might be candidates for format attributes -Wmissing-include-dirs Warn about user-specified include directories that do not exist -Wmissing-parameter-type Warn about function parameters declared without a type specifier in K&R-style functions -Wmissing-prototypes Warn about global functions without prototypes -Wmudflap Warn about constructs not instrumented by -fmudflap -Wmultichar Warn about use of multi-character character constants -Wnarrowing Warn about narrowing conversions within { } that are ill-formed in C++11 -Wnested-externs Warn about "extern" declarations not at file scope -Wnoexcept Warn when a noexcept expression evaluates to false even though the expression can't actually throw -Wnon-template-friend Warn when non-templatized friend functions are declared within a template -Wnon-virtual-dtor Warn about non-virtual destructors -Wnonnull Warn about NULL being passed to argument slots marked as requiring non-NULL -Wnormalized= Warn about non-normalised Unicode strings -Wold-style-cast Warn if a C-style cast is used in a program -Wold-style-declaration Warn for obsolescent usage in a declaration -Wold-style-definition Warn if an old-style parameter definition is used -Woverlength-strings Warn if a string is longer than the maximum portable length specified by the standard -Woverloaded-virtual Warn about overloaded virtual function names -Woverride-init Warn about overriding initializers without side effects -Wpacked-bitfield-compat Warn about packed bit-fields whose offset changed in GCC 4.4 -Wparentheses Warn about possibly missing parentheses -Wpmf-conversions Warn when converting the type of pointers to member functions -Wpointer-arith Warn about function pointer arithmetic -Wpointer-sign Warn when a pointer differs in signedness in an assignment -Wpointer-to-int-cast Warn when a pointer is cast to an integer of a different size -Wpragmas Warn about misuses of pragmas -Wproperty-assign-default Warn if a property for an Objective-C object has no assign semantics specified -Wprotocol Warn if inherited methods are unimplemented -Wpsabi This switch lacks documentation -Wredundant-decls Warn about multiple declarations of the same object -Wreorder Warn when the compiler reorders code -Wreturn-type Warn whenever a function's return type defaults to "int" (C), or about inconsistent return types (C++) -Wselector Warn if a selector has multiple methods -Wsequence-point Warn about possible violations of sequence point rules -Wsign-compare Warn about signed-unsigned comparisons -Wsign-conversion Warn for implicit type conversions between signed and unsigned integers -Wsign-promo Warn when overload promotes from unsigned to signed -Wstrict-null-sentinel Warn about uncasted NULL used as sentinel -Wstrict-prototypes Warn about unprototyped function declarations -Wstrict-selector-match Warn if type signatures of candidate methods do not match exactly -Wsync-nand Warn when __sync_fetch_and_nand and __sync_nand_and_fetch built-in functions are used -Wsynth Deprecated. This switch has no effect -Wsystem-headers Do not suppress warnings from system headers -Wtraditional Warn about features not present in traditional C -Wtraditional-conversion Warn of prototypes causing type conversions different from what would happen in the absence of prototype -Wtrigraphs Warn if trigraphs are encountered that might affect the meaning of the program -Wundeclared-selector Warn about @selector()s without previously declared methods -Wundef Warn if an undefined macro is used in an #if directive -Wunknown-pragmas Warn about unrecognized pragmas -Wunsuffixed-float-constants Warn about unsuffixed float constants -Wunused-local-typedefs Warn when typedefs locally defined in a function are not used -Wunused-macros Warn about macros defined in the main file that are not used -Wunused-result Warn if a caller of a function, marked with attribute warn_unused_result, does not use its return value -Wvariadic-macros Do not warn about using variadic macros when -pedantic -Wvla Warn if a variable length array is used -Wvolatile-register-var Warn when a register variable is declared volatile -Wwrite-strings In C++, nonzero means warn about deprecated conversion from string literals to 'char *'. In C, similar warning, except that the conversion is of course not deprecated by the ISO C standard. -Wzero-as-null-pointer-constant Warn when a literal '0' is used as null pointer -ansi A synonym for -std=c89 (for C) or -std=c++98 (for C++) -d Enable dumps from specific passes of the compiler -fRTS= Select the runtime -faccess-control Enforce class member access control semantics -fall-virtual This switch lacks documentation -fallow-parameterless-variadic-functions Allow variadic functions without named parameter -falt-external-templates No longer supported -fasm Recognize the "asm" keyword -fbuilding-libgcc This switch lacks documentation -fbuiltin Recognize built-in functions -fbuiltin- This switch lacks documentation -fcheck-new Check the return value of new -fcond-mismatch Allow the arguments of the '?' operator to have different types -fconserve-space Reduce the size of object files -fconst-string-class= Use class for constant strings -fconstexpr-depth= Specify maximum constexpr recursion depth -fdebug-cpp Emit debug annotations during preprocessing -fdeduce-init-list enable deduction of std::initializer_list for a template type parameter from a brace-enclosed initializer-list -fdefault-inline Does nothing. Preserved for backward compatibility. -fdirectives-only Preprocess directives only. -fdollars-in-identifiers Permit '$' as an identifier character -felide-constructors This switch lacks documentation -femit-struct-debug-baseonly Aggressive reduced debug info for structs -femit-struct-debug-detailed= Detailed reduced debug info for structs -femit-struct-debug-reduced Conservative reduced debug info for structs -fenforce-eh-specs Generate code to check exception specifications -fenum-int-equiv This switch lacks documentation -fexec-charset= Convert all strings and character constants to character set -fextended-identifiers Permit universal character names (\u and \U) in identifiers -fexternal-templates This switch lacks documentation -ffor-scope Scope of for-init-statement variables is local to the loop -ffreestanding Do not assume that standard C libraries and "main" exist -ffriend-injection Inject friend functions into enclosing namespace -fgnu-keywords Recognize GNU-defined keywords -fgnu-runtime Generate code for GNU runtime environment -fgnu89-inline Use traditional GNU semantics for inline functions -fguiding-decls This switch lacks documentation -fhandle-exceptions This switch lacks documentation -fhonor-std This switch lacks documentation -fhosted Assume normal C execution environment -fhuge-objects No longer supported -fimplement-inlines Export functions even if they can be inlined -fimplicit-inline-templates Emit implicit instantiations of inline templates -fimplicit-templates Emit implicit instantiations of templates -finput-charset= Specify the default character set for source files -flabels-ok This switch lacks documentation -flax-vector-conversions Allow implicit conversions between vectors with differing numbers of subparts and/or differing element types. -fms-extensions Don't warn about uses of Microsoft extensions -fmudflap Add mudflap bounds-checking instrumentation for single-threaded program -fmudflapir Ignore read operations when inserting mudflap instrumentation -fmudflapth Add mudflap bounds-checking instrumentation for multi-threaded program -fname-mangling-version- This switch lacks documentation -fnew-abi This switch lacks documentation -fnext-runtime Generate code for NeXT (Apple Mac OS X) runtime environment -fnil-receivers Assume that receivers of Objective-C messages may be nil -fnonansi-builtins This switch lacks documentation -fnonnull-objects This switch lacks documentation -fnothrow-opt Treat a throw() exception specification as noexcept to improve code size -fobjc-abi-version= Specify which ABI to use for Objective-C family code and meta-data generation. -fobjc-direct-dispatch Allow fast jumps to the message dispatcher -fobjc-exceptions Enable Objective-C exception and synchronization syntax -fobjc-gc Enable garbage collection (GC) in Objective-C/ Objective-C++ programs -fobjc-nilcheck Enable inline checks for nil receivers with the NeXT runtime and ABI version 2. -fobjc-sjlj-exceptions Enable Objective-C setjmp exception handling runtime -fobjc-std=objc1 Conform to the Objective-C 1.0 language as implemented in GCC 4.0 -fopenmp Enable OpenMP (implies -frecursive in Fortran) -foperator-names Recognize C++ keywords like "compl" and "xor" -foptional-diags Does nothing. Preserved for backward compatibility. -fpch-deps This switch lacks documentation -fpch-preprocess Look for and use PCH files even when preprocessing -fpermissive Downgrade conformance errors to warnings -fplan9-extensions Enable Plan 9 language extensions -fpreprocessed Treat the input file as already preprocessed -fpretty-templates -fno-pretty-templates Do not pretty-print template specializations as the template signature followed by the arguments -freplace-objc-classes Used in Fix-and-Continue mode to indicate that object files may be swapped in at runtime -frepo Enable automatic template instantiation -frtti Generate run time type descriptor information -fshort-double Use the same size for double as for float -fshort-enums Use the narrowest integer type possible for enumeration types -fshort-wchar Force the underlying type for "wchar_t" to be "unsigned short" -fsigned-bitfields When "signed" or "unsigned" is not given make the bitfield signed -fsigned-char Make "char" signed by default -fsquangle This switch lacks documentation -fstats Display statistics accumulated during compilation -fstrict-enums Assume that values of enumeration type are always within the minimum range of that type -fstrict-prototype This switch lacks documentation -ftabstop= Distance between tab stops for column reporting -ftemplate-depth- This switch lacks documentation -ftemplate-depth= Specify maximum template instantiation depth -fthis-is-variable This switch lacks documentation -fno-threadsafe-statics Do not generate thread-safe code for initializing local statics -ftrack-macro-expansion This switch lacks documentation -ftrack-macro-expansion= -ftrack-macro-expansion=<0|1|2> Track locations of tokens coming from macro expansion and display them in error messages -funsigned-bitfields When "signed" or "unsigned" is not given make the bitfield unsigned -funsigned-char Make "char" unsigned by default -fuse-cxa-atexit Use __cxa_atexit to register destructors -fuse-cxa-get-exception-ptr Use __cxa_get_exception_ptr in exception handling -fvisibility-inlines-hidden Marks all inlined functions and methods as having hidden visibility -fvisibility-ms-compat Changes visibility to match Microsoft Visual Studio by default -fvtable-gc No longer supported -fvtable-thunks No longer supported -fweak Emit common-like symbols as weak symbols -fwide-exec-charset= Convert all wide strings and character constants to character set -fworking-directory Generate a #line directive pointing at the current working directory -fxref No longer supported -fzero-link Generate lazy class lookup (via objc_getClass()) for use in Zero-Link mode -gant Catch typos -gen-decls Dump declarations to a .decl file -gnat Specify options to GNAT -gnatO Set name of output ALI file (internal switch) -idirafter Add to the end of the system include path -imacros Accept definition of macros in -imultilib Set to be the multilib include subdirectory -include Include the contents of before other files -iprefix Specify as a prefix for next two options -iquote Add to the end of the quote include path -isysroot Set to be the system root directory -isystem Add to the start of the system include path -iwithprefix Add to the end of the system include path -iwithprefixbefore Add to the end of the main include path -nostdinc Do not search standard system include directories (those specified with -isystem will still be used) -nostdinc++ Do not search standard system include directories for C++ -nostdlib Do not look for object files in standard path -o Place output into -pedantic Issue warnings needed for strict compliance to the standard -pedantic-errors Like -pedantic but issue them as errors -print-objc-runtime-info Generate C header of platform-specific features -remap Remap file names when including files -std=c++03 Conform to the ISO 1998 C++ standard revised by the 2003 technical corrigendum -std=c++0x Deprecated in favor of -std=c++11 -std=c++11 Conform to the ISO 2011 C++ standard (experimental and incomplete support) -std=c++98 Conform to the ISO 1998 C++ standard revised by the 2003 technical corrigendum -std=c11 Conform to the ISO 2011 C standard (experimental and incomplete support) -std=c1x Deprecated in favor of -std=c11 -std=c89 Conform to the ISO 1990 C standard -std=c90 Conform to the ISO 1990 C standard -std=c99 Conform to the ISO 1999 C standard -std=c9x Deprecated in favor of -std=c99 -std=gnu++03 Conform to the ISO 1998 C++ standard revised by the 2003 technical corrigendum with GNU extensions -std=gnu++0x Deprecated in favor of -std=gnu++11 -std=gnu++11 Conform to the ISO 2011 C++ standard with GNU extensions (experimental and incomplete support) -std=gnu++98 Conform to the ISO 1998 C++ standard revised by the 2003 technical corrigendum with GNU extensions -std=gnu11 Conform to the ISO 2011 C standard with GNU extensions (experimental and incomplete support) -std=gnu1x Deprecated in favor of -std=gnu11 -std=gnu89 Conform to the ISO 1990 C standard with GNU extensions -std=gnu90 Conform to the ISO 1990 C standard with GNU extensions -std=gnu99 Conform to the ISO 1999 C standard with GNU extensions -std=gnu9x Deprecated in favor of -std=gnu99 -std=iso9899:1990 Conform to the ISO 1990 C standard -std=iso9899:199409 Conform to the ISO 1990 C standard as amended in 1994 -std=iso9899:1999 Conform to the ISO 1999 C standard -std=iso9899:199x Deprecated in favor of -std=iso9899:1999 -std=iso9899:2011 Conform to the ISO 2011 C standard (experimental and incomplete support) -traditional-cpp Enable traditional preprocessing -trigraphs Support ISO C trigraphs -undef Do not predefine system-specific and GCC-specific macros -v Enable verbose output -w Suppress warnings The --param option recognizes the following as parameters: predictable-branch-outcome Maximal estimated outcome of branch considered predictable max-inline-insns-single The maximum number of instructions in a single function eligible for inlining max-inline-insns-auto The maximum number of instructions when automatically inlining max-inline-insns-recursive The maximum number of instructions inline function can grow to via recursive inlining max-inline-insns-recursive-auto The maximum number of instructions non-inline function can grow to via recursive inlining max-inline-recursive-depth The maximum depth of recursive inlining for inline functions max-inline-recursive-depth-auto The maximum depth of recursive inlining for non-inline functions min-inline-recursive-probability Inline recursively only when the probability of call being executed exceeds the parameter max-early-inliner-iterations The maximum number of nested indirect inlining performed by early inliner comdat-sharing-probability Probability that COMDAT function will be shared with different compilation unit partial-inlining-entry-probability Maximum probability of the entry BB of split region (in percent relative to entry BB of the function) to make partial inlining happen max-variable-expansions-in-unroller If -fvariable-expansion-in-unroller is used, the maximum number of times that an individual variable will be expanded during loop unrolling min-vect-loop-bound If -ftree-vectorize is used, the minimal loop bound of a loop to be considered for vectorization max-delay-slot-insn-search The maximum number of instructions to consider to fill a delay slot max-delay-slot-live-search The maximum number of instructions to consider to find accurate live register information max-pending-list-length The maximum length of scheduling's pending operations list max-modulo-backtrack-attempts The maximum number of backtrack attempts the scheduler should make when modulo scheduling a loop large-function-insns The size of function body to be considered large large-function-growth Maximal growth due to inlining of large function (in percent) large-unit-insns The size of translation unit to be considered large inline-unit-growth How much can given compilation unit grow because of the inlining (in percent) ipcp-unit-growth How much can given compilation unit grow because of the interprocedural constant propagation (in percent) early-inlining-insns Maximal estimated growth of function body caused by early inlining of single call large-stack-frame The size of stack frame to be considered large large-stack-frame-growth Maximal stack frame growth due to inlining (in percent) max-gcse-memory The maximum amount of memory to be allocated by GCSE max-gcse-insertion-ratio The maximum ratio of insertions to deletions of expressions in GCSE gcse-after-reload-partial-fraction The threshold ratio for performing partial redundancy elimination after reload gcse-after-reload-critical-fraction The threshold ratio of critical edges execution count that permit performing redundancy elimination after reload gcse-cost-distance-ratio Scaling factor in calculation of maximum distance an expression can be moved by GCSE optimizations gcse-unrestricted-cost Cost at which GCSE optimizations will not constraint the distance an expression can travel max-hoist-depth Maximum depth of search in the dominator tree for expressions to hoist max-unrolled-insns The maximum number of instructions to consider to unroll in a loop max-average-unrolled-insns The maximum number of instructions to consider to unroll in a loop on average max-unroll-times The maximum number of unrollings of a single loop max-peeled-insns The maximum number of insns of a peeled loop max-peel-times The maximum number of peelings of a single loop max-completely-peeled-insns The maximum number of insns of a completely peeled loop max-completely-peel-times The maximum number of peelings of a single loop that is peeled completely max-once-peeled-insns The maximum number of insns of a peeled loop that rolls only once max-completely-peel-loop-nest-depth The maximum depth of a loop nest we completely peel max-unswitch-insns The maximum number of insns of an unswitched loop max-unswitch-level The maximum number of unswitchings in a single loop max-iterations-to-track Bound on the number of iterations the brute force # of iterations analysis algorithm evaluates max-iterations-computation-cost Bound on the cost of an expression to compute the number of iterations sms-max-ii-factor A factor for tuning the upper bound that swing modulo scheduler uses for scheduling a loop sms-min-sc The minimum value of stage count that swing modulo scheduler will generate. sms-dfa-history The number of cycles the swing modulo scheduler considers when checking conflicts using DFA sms-loop-average-count-threshold A threshold on the average loop count considered by the swing modulo scheduler hot-bb-count-fraction Select fraction of the maximal count of repetitions of basic block in program given basic block needs to have to be considered hot hot-bb-frequency-fraction Select fraction of the maximal frequency of executions of basic block in function given basic block needs to have to be considered hot align-threshold Select fraction of the maximal frequency of executions of basic block in function given basic block get alignment align-loop-iterations Loops iterating at least selected number of iterations will get loop alignement. max-predicted-iterations The maximum number of loop iterations we predict statically tracer-dynamic-coverage-feedback The percentage of function, weighted by execution frequency, that must be covered by trace formation. Used when profile feedback is available tracer-dynamic-coverage The percentage of function, weighted by execution frequency, that must be covered by trace formation. Used when profile feedback is not available tracer-max-code-growth Maximal code growth caused by tail duplication (in percent) tracer-min-branch-ratio Stop reverse growth if the reverse probability of best edge is less than this threshold (in percent) tracer-min-branch-probability-feedback Stop forward growth if the probability of best edge is less than this threshold (in percent). Used when profile feedback is available tracer-min-branch-probability Stop forward growth if the probability of best edge is less than this threshold (in percent). Used when profile feedback is not available max-crossjump-edges The maximum number of incoming edges to consider for crossjumping min-crossjump-insns The minimum number of matching instructions to consider for crossjumping max-grow-copy-bb-insns The maximum expansion factor when copying basic blocks max-goto-duplication-insns The maximum number of insns to duplicate when unfactoring computed gotos max-cse-path-length The maximum length of path considered in cse max-cse-insns The maximum instructions CSE process before flushing lim-expensive The minimum cost of an expensive expression in the loop invariant motion iv-consider-all-candidates-bound Bound on number of candidates below that all candidates are considered in iv optimizations iv-max-considered-uses Bound on number of iv uses in loop optimized in iv optimizations iv-always-prune-cand-set-bound If number of candidates in the set is smaller, we always try to remove unused ivs during its optimization scev-max-expr-size Bound on size of expressions used in the scalar evolutions analyzer scev-max-expr-complexity Bound on the complexity of the expressions in the scalar evolutions analyzer omega-max-vars Bound on the number of variables in Omega constraint systems omega-max-geqs Bound on the number of inequalities in Omega constraint systems omega-max-eqs Bound on the number of equalities in Omega constraint systems omega-max-wild-cards Bound on the number of wild cards in Omega constraint systems omega-hash-table-size Bound on the size of the hash table in Omega constraint systems omega-max-keys Bound on the number of keys in Omega constraint systems omega-eliminate-redundant-constraints When set to 1, use expensive methods to eliminate all redundant constraints vect-max-version-for-alignment-checks Bound on number of runtime checks inserted by the vectorizer's loop versioning for alignment check vect-max-version-for-alias-checks Bound on number of runtime checks inserted by the vectorizer's loop versioning for alias check max-cselib-memory-locations The maximum memory locations recorded by cselib ggc-min-expand Minimum heap expansion to trigger garbage collection, as a percentage of the total size of the heap ggc-min-heapsize Minimum heap size before we start collecting garbage, in kilobytes max-reload-search-insns The maximum number of instructions to search backward when looking for equivalent reload sink-frequency-threshold Target block's relative execution frequency (as a percentage) required to sink a statement max-sched-region-blocks The maximum number of blocks in a region to be considered for interblock scheduling max-sched-region-insns The maximum number of insns in a region to be considered for interblock scheduling max-pipeline-region-blocks The maximum number of blocks in a region to be considered for interblock scheduling max-pipeline-region-insns The maximum number of insns in a region to be considered for interblock scheduling min-spec-prob The minimum probability of reaching a source block for interblock speculative scheduling max-sched-extend-regions-iters The maximum number of iterations through CFG to extend regions max-sched-insn-conflict-delay The maximum conflict delay for an insn to be considered for speculative motion sched-spec-prob-cutoff The minimal probability of speculation success (in percents), so that speculative insn will be scheduled. selsched-max-lookahead The maximum size of the lookahead window of selective scheduling selsched-max-sched-times Maximum number of times that an insn could be scheduled selsched-insns-to-rename Maximum number of instructions in the ready list that are considered eligible for renaming sched-mem-true-dep-cost Minimal distance between possibly conflicting store and load max-last-value-rtl The maximum number of RTL nodes that can be recorded as combiner's last value integer-share-limit The upper bound for sharing integer constants min-virtual-mappings Minimum number of virtual mappings to consider switching to full virtual renames virtual-mappings-ratio Ratio between virtual mappings and virtual symbols to do full virtual renames ssp-buffer-size The lower bound for a buffer to be considered for stack smashing protection max-jump-thread-duplication-stmts Maximum number of statements allowed in a block that needs to be duplicated when threading jumps max-fields-for-field-sensitive Maximum number of fields in a structure before pointer analysis treats the structure as a single variable max-sched-ready-insns The maximum number of instructions ready to be issued to be considered by the scheduler during the first scheduling pass max-dse-active-local-stores Maximum number of active local stores in RTL dead store elimination prefetch-latency The number of insns executed before prefetch is completed simultaneous-prefetches The number of prefetches that can run at the same time l1-cache-size The size of L1 cache l1-cache-line-size The size of L1 cache line l2-cache-size The size of L2 cache use-canonical-types Whether to use canonical types max-partial-antic-length Maximum length of partial antic set when performing tree pre optimization sccvn-max-scc-size Maximum size of a SCC before SCCVN stops processing a function ira-max-loops-num Max loops number for regional RA ira-max-conflict-table-size Max size of conflict table in MB ira-loop-reserved-regs The number of registers in each class kept unused by loop invariant motion switch-conversion-max-branch-ratio The maximum ratio between array size and switch branches for a switch conversion to take place loop-block-tile-size size of tiles for loop blocking graphite-max-nb-scop-params maximum number of parameters in a SCoP graphite-max-bbs-per-function maximum number of basic blocks per function to be analyzed by Graphite loop-max-datarefs-for-datadeps Maximum number of datarefs in loop for building loop data dependencies loop-invariant-max-bbs-in-loop Max basic blocks number in loop for loop invariant motion slp-max-insns-in-bb Maximum number of instructions in basic block to be considered for SLP vectorization min-insn-to-prefetch-ratio Min. ratio of insns to prefetches to enable prefetching for a loop with an unknown trip count prefetch-min-insn-to-mem-ratio Min. ratio of insns to mem ops to enable prefetching in a loop max-vartrack-size Max. size of var tracking hash tables max-vartrack-expr-depth Max. recursion depth for expanding var tracking expressions min-nondebug-insn-uid The minimum UID to be used for a nondebug insn ipa-sra-ptr-growth-factor Maximum allowed growth of size of new parameters ipa-sra replaces a pointer to an aggregate with tm-max-aggregate-size Size in bytes after which thread-local aggregates should be instrumented with the logging functions instead of save/restore pairs ipa-cp-value-list-size Maximum size of a list of values associated with each parameter for interprocedural constant propagation ipa-cp-eval-threshold Threshold ipa-cp opportunity evaluation that is still considered beneficial to clone. lto-partitions Number of partitions the program should be split to lto-min-partition Minimal size of a partition for LTO (in estimated instructions) cxx-max-namespaces-for-diagnostic-help Maximum number of namespaces to search for alternatives when name lookup fails max-stores-to-sink Maximum number of conditional store pairs that can be sunk case-values-threshold The smallest number of different values for which it is best to use a jump-table instead of a tree of conditional branches, if 0, use the default for the machine allow-load-data-races Allow new data races on loads to be introduced allow-store-data-races Allow new data races on stores to be introduced allow-packed-load-data-races Allow new data races on packed data loads to be introduced allow-packed-store-data-races Allow new data races on packed data stores to be introduced tree-reassoc-width Set the maximum number of instructions executed in parallel in reassociated tree. If 0, use the target dependent heuristic. max-tail-merge-comparisons Maximum amount of similar bbs to compare a bb with max-tail-merge-iterations Maximum amount of iterations of the pass over a function max-tracked-strlens Maximum number of strings for which strlen optimization pass will track string lengths The following options control compiler warning messages: --extra-warnings This switch lacks documentation -W This switch is deprecated; use -Wextra instead -Waggregate-return Warn about returning structures, unions or arrays -Warray-bounds Warn if an array is accessed out of bounds -Wattributes Warn about inappropriate attribute usage -Wcast-align Warn about pointer casts which increase alignment -Wcoverage-mismatch Warn in case profiles in -fprofile-use do not match -Wcpp Warn when a #warning directive is encountered -Wdeprecated-declarations Warn about uses of __attribute__((deprecated)) declarations -Wdisabled-optimization Warn when an optimization pass is disabled -Wextra Print extra (possibly unwanted) warnings -Wfree-nonheap-object Warn when attempting to free a non-heap object -Winline Warn when an inlined function cannot be inlined -Winvalid-memory-model Warn when an atomic memory model parameter is known to be outside the valid range. -Wlarger-than- This switch lacks documentation -Wlarger-than= Warn if an object is larger than bytes -Wmaybe-uninitialized Warn about maybe uninitialized automatic variables -Wmissing-noreturn Warn about functions which might be candidates for __attribute__((noreturn)) -Woverflow Warn about overflow in arithmetic expressions -Wpacked Warn when the packed attribute has no effect on struct layout -Wpadded Warn when padding is required to align structure members -Wpoison-system-directories Warn for -I and -L options using system directories if cross compiling -Wshadow Warn when one local variable shadows another -Wstack-protector Warn when not issuing stack smashing protection for some reason -Wstack-usage= Warn if stack usage might be larger than specified amount -Wstrict-aliasing Warn about code which might break strict aliasing rules -Wstrict-aliasing= Warn about code which might break strict aliasing rules -Wstrict-overflow Warn about optimizations that assume that signed overflow is undefined -Wstrict-overflow= Warn about optimizations that assume that signed overflow is undefined -Wsuggest-attribute=const Warn about functions which might be candidates for __attribute__((const)) -Wsuggest-attribute=noreturn Warn about functions which might be candidates for __attribute__((noreturn)) -Wsuggest-attribute=pure Warn about functions which might be candidates for __attribute__((pure)) -Wswitch Warn about enumerated switches, with no default, missing a case -Wswitch-default Warn about enumerated switches missing a "default:" statement -Wswitch-enum Warn about all enumerated switches missing a specific case -Wtrampolines Warn whenever a trampoline is generated -Wtype-limits Warn if a comparison is always true or always false due to the limited range of the data type -Wuninitialized Warn about uninitialized automatic variables -Wunsafe-loop-optimizations Warn if the loop cannot be optimized due to nontrivial assumptions. -Wunused-but-set-parameter Warn when a function parameter is only set, otherwise unused -Wunused-but-set-variable Warn when a variable is only set, otherwise unused -Wunused-function Warn when a function is unused -Wunused-parameter Warn when a function parameter is unused -Wunused-value Warn when an expression value is unused -Wunused-variable Warn when a variable is unused -Wvector-operation-performance Warn when a vector operation is compiled outside the SIMD The following options control optimizations: -O Set optimization level to -Ofast Optimize for speed disregarding exact standards compliance -Os Optimize for space rather than speed -falign-functions Align the start of functions -falign-jumps Align labels which are only reached by jumping -falign-labels Align all labels -falign-loops Align the start of loops -fasynchronous-unwind-tables Generate unwind tables that are exact at each instruction boundary -fbranch-count-reg Replace add, compare, branch with branch on count register -fbranch-probabilities Use profiling information for branch probabilities -fbranch-target-load-optimize Perform branch target load optimization before prologue / epilogue threading -fbranch-target-load-optimize2 Perform branch target load optimization after prologue / epilogue threading -fbtr-bb-exclusive Restrict target load migration not to re-use registers in any basic block -fcaller-saves Save registers around function calls -fcombine-stack-adjustments Looks for opportunities to reduce stack adjustments and stack references. -fcommon Do not put uninitialized globals in the common section -fcompare-elim Perform comparison elimination after register allocation has finished -fconserve-stack Do not perform optimizations increasing noticeably stack usage -fcprop-registers Perform a register copy-propagation optimization pass -fcrossjumping Perform cross-jumping optimization -fcse-follow-jumps When running CSE, follow jumps to their targets -fcx-fortran-rules Complex multiplication and division follow Fortran rules -fcx-limited-range Omit range reduction step when performing complex division -fdata-sections Place data items into their own section -fdce Use the RTL dead code elimination pass -fdefer-pop Defer popping functions args from stack until later -fdelayed-branch Attempt to fill delay slots of branch instructions -fdelete-null-pointer-checks Delete useless null pointer checks -fdevirtualize Try to convert virtual calls to direct ones. -fdse Use the RTL dead store elimination pass -fearly-inlining Perform early inlining -fexceptions Enable exception handling -fexpensive-optimizations Perform a number of minor, expensive optimizations -ffinite-math-only Assume no NaNs or infinities are generated -ffloat-store Don't allocate floats and doubles in extended- precision registers -fforward-propagate Perform a forward propagation pass on RTL -fgcse Perform global common subexpression elimination -fgcse-after-reload Perform global common subexpression elimination after register allocation has finished -fgcse-las Perform redundant load after store elimination in global common subexpression elimination -fgcse-lm Perform enhanced load motion during global common subexpression elimination -fgcse-sm Perform store motion after global common subexpression elimination -fgraphite-identity Enable Graphite Identity transformation -fguess-branch-probability Enable guessing of branch probabilities -fif-conversion Perform conversion of conditional jumps to branchless equivalents -fif-conversion2 Perform conversion of conditional jumps to conditional execution -finline-atomics Inline __atomic operations when a lock free instruction sequence is available. -finline-functions-called-once Integrate functions only required by their single caller -finline-small-functions Integrate functions into their callers when code size is known not to grow -fipa-cp Perform Interprocedural constant propagation -fipa-cp-clone Perform cloning to make Interprocedural constant propagation stronger -fipa-matrix-reorg Perform matrix layout flattening and transposing based on profiling information. -fipa-profile Perform interprocedural profile propagation -fipa-pta Perform interprocedural points-to analysis -fipa-pure-const Discover pure and const functions -fipa-reference Discover readonly and non addressable static variables -fipa-sra Perform interprocedural reduction of aggregates -fivopts Optimize induction variables on trees -fjump-tables Use jump tables for sufficiently large switch statements -floop-block Enable Loop Blocking transformation -floop-flatten Enable Loop Flattening transformation -floop-interchange Enable Loop Interchange transformation -floop-parallelize-all Mark all loops as parallel -floop-strip-mine Enable Loop Strip Mining transformation -fmath-errno Set errno after built-in math functions -fmerge-all-constants Attempt to merge identical constants and constant variables -fmerge-constants Attempt to merge identical constants across compilation units -fmodulo-sched Perform SMS based modulo scheduling before the first scheduling pass -fmove-loop-invariants Move loop invariant computations out of loops -fnon-call-exceptions Support synchronous non-call exceptions -fomit-frame-pointer When possible do not generate stack frames -foptimize-register-move Do the full register move optimization pass -foptimize-sibling-calls Optimize sibling and tail recursive calls -foptimize-strlen Enable string length optimizations on trees -fpack-struct Pack structure members together without holes -fpack-struct= Set initial maximum structure member alignment -fpeel-loops Perform loop peeling -fpeephole Enable machine specific peephole optimizations -fpeephole2 Enable an RTL peephole pass before sched2 -fpredictive-commoning Run predictive commoning optimization. -fprefetch-loop-arrays Generate prefetch instructions, if available, for arrays in loops -freg-struct-return Return small aggregates in registers -fregmove Enables a register move optimization -frename-registers Perform a register renaming optimization pass -freorder-blocks Reorder basic blocks to improve code placement -freorder-blocks-and-partition Reorder basic blocks and partition into hot and cold sections -freorder-functions Reorder functions to improve code placement -frerun-cse-after-loop Add a common subexpression elimination pass after loop optimizations -freschedule-modulo-scheduled-loops Enable/Disable the traditional scheduling in loops that already passed modulo scheduling -frounding-math Disable optimizations that assume default FP rounding behavior -fsched-critical-path-heuristic Enable the critical path heuristic in the scheduler -fsched-dep-count-heuristic Enable the dependent count heuristic in the scheduler -fsched-group-heuristic Enable the group heuristic in the scheduler -fsched-interblock Enable scheduling across basic blocks -fsched-last-insn-heuristic Enable the last instruction heuristic in the scheduler -fsched-pressure Enable register pressure sensitive insn scheduling -fsched-rank-heuristic Enable the rank heuristic in the scheduler -fsched-spec Allow speculative motion of non-loads -fsched-spec-insn-heuristic Enable the speculative instruction heuristic in the scheduler -fsched-spec-load Allow speculative motion of some loads -fsched-spec-load-dangerous Allow speculative motion of more loads -fsched-stalled-insns Allow premature scheduling of queued insns -fsched-stalled-insns-dep Set dependence distance checking in premature scheduling of queued insns -fsched2-use-superblocks If scheduling post reload, do superblock scheduling -fschedule-insns Reschedule instructions before register allocation -fschedule-insns2 Reschedule instructions after register allocation -fsection-anchors Access data in the same section from shared anchor points -fsel-sched-pipelining Perform software pipelining of inner loops during selective scheduling -fsel-sched-pipelining-outer-loops Perform software pipelining of outer loops during selective scheduling -fsel-sched-reschedule-pipelined Reschedule pipelined regions without pipelining -fselective-scheduling Schedule instructions using selective scheduling algorithm -fselective-scheduling2 Run selective scheduling after reload -fshrink-wrap Emit function prologues only before parts of the function that need it, rather than at the top of the function. -fsignaling-nans Disable optimizations observable by IEEE signaling NaNs -fsigned-zeros Disable floating point optimizations that ignore the IEEE signedness of zero -fsingle-precision-constant Convert floating point constants to single precision constants -fsplit-ivs-in-unroller Split lifetimes of induction variables when loops are unrolled -fsplit-wide-types Split wide types into independent registers -fstrict-aliasing Assume strict aliasing rules apply -fthread-jumps Perform jump threading optimizations -ftoplevel-reorder Reorder top level functions, variables, and asms -ftrapping-math Assume floating-point operations can trap -ftrapv Trap for signed overflow in addition, subtraction and multiplication -ftree-bit-ccp Enable SSA-BIT-CCP optimization on trees -ftree-builtin-call-dce Enable conditional dead code elimination for builtin calls -ftree-ccp Enable SSA-CCP optimization on trees -ftree-ch Enable loop header copying on trees -ftree-copy-prop Enable copy propagation on trees -ftree-copyrename Replace SSA temporaries with better names in copies -ftree-cselim Transform condition stores into unconditional ones -ftree-dce Enable SSA dead code elimination optimization on trees -ftree-dominator-opts Enable dominator optimizations -ftree-dse Enable dead store elimination -ftree-forwprop Enable forward propagation on trees -ftree-fre Enable Full Redundancy Elimination (FRE) on trees -ftree-loop-distribute-patterns Enable loop distribution for patterns transformed into a library call -ftree-loop-distribution Enable loop distribution on trees -ftree-loop-if-convert Convert conditional jumps in innermost loops to branchless equivalents -ftree-loop-if-convert-stores Also if-convert conditional jumps containing memory writes -ftree-loop-im Enable loop invariant motion on trees -ftree-loop-ivcanon Create canonical induction variables in loops -ftree-loop-optimize Enable loop optimizations on tree level -ftree-lrs Perform live range splitting during the SSA- >normal pass -ftree-phiprop Enable hoisting loads from conditional pointers. -ftree-pre Enable SSA-PRE optimization on trees -ftree-pta Perform function-local points-to analysis on trees. -ftree-reassoc Enable reassociation on tree level -ftree-scev-cprop Enable copy propagation of scalar-evolution information. -ftree-sink Enable SSA code sinking on trees -ftree-slp-vectorize Enable basic block vectorization (SLP) on trees -ftree-sra Perform scalar replacement of aggregates -ftree-switch-conversion Perform conversions of switch initializations. -ftree-tail-merge Enable tail merging on trees -ftree-ter Replace temporary expressions in the SSA->normal pass -ftree-vect-loop-version Enable loop versioning when doing loop vectorization on trees -ftree-vectorize Enable loop vectorization on trees -ftree-vrp Perform Value Range Propagation on trees -funit-at-a-time Compile whole compilation unit at a time -funroll-all-loops Perform loop unrolling for all loops -funroll-loops Perform loop unrolling when iteration count is known -funsafe-loop-optimizations Allow loop optimizations to assume that the loops behave in normal way -funsafe-math-optimizations Allow math optimizations that may violate IEEE or ISO standards -funswitch-loops Perform loop unswitching -funwind-tables Just generate unwind tables for exception handling -fvar-tracking Perform variable tracking -fvar-tracking-assignments Perform variable tracking by annotating assignments -fvar-tracking-assignments-toggle Toggle -fvar-tracking-assignments -fvar-tracking-uninit Perform variable tracking and also tag variables that are uninitialized -fvariable-expansion-in-unroller Apply variable expansion when loops are unrolled -fvect-cost-model Enable use of cost model in vectorization -fvpt Use expression value profiles in optimizations -fweb Construct webs and split unrelated uses of single variable -fwhole-program Perform whole program optimizations -fwrapv Assume signed arithmetic overflow wraps around The following options are target specific: -m128bit-long-double sizeof(long double) is 16 -m32 Generate 32bit i386 code -m3dnow Support 3DNow! built-in functions -m3dnowa Support Athlon 3Dnow! built-in functions -m64 Generate 64bit x86-64 code -m80387 Use hardware fp -m8bit-idiv Expand 32bit/64bit integer divide into 8bit unsigned integer divide with run-time check -m96bit-long-double sizeof(long double) is 12 -mabi= Generate code that conforms to the given ABI -mabm Support code generation of Advanced Bit Manipulation (ABM) instructions. -maccumulate-outgoing-args Reserve space for outgoing arguments in the function prologue -maes Support AES built-in functions and code generation -malign-double Align some doubles on dword boundary -malign-functions= Function starts are aligned to this power of 2 -malign-jumps= Jump targets are aligned to this power of 2 -malign-loops= Loop code aligned to this power of 2 -malign-stringops Align destination of the string operations -mandroid Generate code for the Android platform. -march= Generate code for given CPU -masm= Use given assembler dialect -mavx Support MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2 and AVX built-in functions and code generation -mavx2 Support MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX and AVX2 built-in functions and code generation -mavx256-split-unaligned-load Split 32-byte AVX unaligned load -mavx256-split-unaligned-store Split 32-byte AVX unaligned store -mbionic Use Bionic C library -mbmi Support BMI built-in functions and code generation -mbmi2 Support BMI2 built-in functions and code generation -mbranch-cost= Branches are this expensive (1-5, arbitrary units) -mcld Generate cld instruction in the function prologue. -mcmodel= Use given x86-64 code model -mcpu= This switch lacks documentation -mcrc32 Support code generation of crc32 instruction. -mcx16 Support code generation of cmpxchg16b instruction. -mdispatch-scheduler Do dispatch scheduling if processor is bdver1 or bdver2 and Haifa scheduling is selected. -mf16c Support F16C built-in functions and code generation -mfancy-math-387 Generate sin, cos, sqrt for FPU -mfentry Emit profiling counter call at function entry before prologue. -mfma Support MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX and FMA built-in functions and code generation -mfma4 Support FMA4 built-in functions and code generation -mforce-drap Always use Dynamic Realigned Argument Pointer (DRAP) to realign stack -mfp-ret-in-387 Return values of functions in FPU registers -mfpmath= Generate floating point mathematics using given instruction set -mfsgsbase Support FSGSBASE built-in functions and code generation -mfused-madd This switch lacks documentation -mglibc Use GNU C library -mhard-float Use hardware fp -mieee-fp Use IEEE math for fp comparisons -mincoming-stack-boundary= Assume incoming stack aligned to this power of 2 -minline-all-stringops Inline all known string operations -minline-stringops-dynamically Inline memset/memcpy string operations, but perform inline version only for small blocks -mintel-syntax This switch lacks documentation -mlarge-data-threshold= Data greater than given threshold will go into .ldata section in x86-64 medium model -mlwp Support LWP built-in functions and code generation -mlzcnt Support LZCNT built-in function and code generation -mmmx Support MMX built-in functions -mmovbe Support code generation of movbe instruction. -mms-bitfields Use native (MS) bitfield layout -mno-align-stringops This switch lacks documentation -mno-fancy-math-387 This switch lacks documentation -mno-push-args This switch lacks documentation -mno-red-zone This switch lacks documentation -mno-sse4 Do not support SSE4.1 and SSE4.2 built-in functions and code generation -momit-leaf-frame-pointer Omit the frame pointer in leaf functions -mpc32 Set 80387 floating-point precision to 32-bit -mpc64 Set 80387 floating-point precision to 64-bit -mpc80 Set 80387 floating-point precision to 80-bit -mpclmul Support PCLMUL built-in functions and code generation -mpopcnt Support code generation of popcnt instruction. -mprefer-avx128 Use 128-bit AVX instructions instead of 256-bit AVX instructions in the auto-vectorizer. -mpreferred-stack-boundary= Attempt to keep stack aligned to this power of 2 -mpush-args Use push instructions to save outgoing arguments -mrdrnd Support RDRND built-in functions and code generation -mrecip Generate reciprocals instead of divss and sqrtss. -mrecip= Control generation of reciprocal estimates. -mred-zone Use red-zone in the x86-64 code -mregparm= Number of registers used to pass integer arguments -mrtd Alternate calling convention -msahf Support code generation of sahf instruction in 64bit x86-64 code. -msoft-float Do not use hardware fp -msse Support MMX and SSE built-in functions and code generation -msse2 Support MMX, SSE and SSE2 built-in functions and code generation -msse2avx Encode SSE instructions with VEX prefix -msse3 Support MMX, SSE, SSE2 and SSE3 built-in functions and code generation -msse4 Support MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1 and SSE4.2 built-in functions and code generation -msse4.1 Support MMX, SSE, SSE2, SSE3, SSSE3 and SSE4.1 built-in functions and code generation -msse4.2 Support MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1 and SSE4.2 built-in functions and code generation -msse4a Support MMX, SSE, SSE2, SSE3 and SSE4A built-in functions and code generation -msse5 This switch lacks documentation -msseregparm Use SSE register passing conventions for SF and DF mode -mssse3 Support MMX, SSE, SSE2, SSE3 and SSSE3 built-in functions and code generation -mstack-arg-probe Enable stack probing -mstackrealign Realign stack in prologue -mstringop-strategy= Chose strategy to generate stringop using -mtbm Support TBM built-in functions and code generation -mtls-dialect= Use given thread-local storage dialect -mtls-direct-seg-refs Use direct references against %gs when accessing tls data -mtune= Schedule code for given CPU -muclibc Use uClibc C library -mveclibabi= Vector library ABI to use -mvect8-ret-in-mem Return 8-byte vectors in memory -mvzeroupper Generate vzeroupper instruction before a transfer of control flow out of the function. -mx32 Generate 32bit x86-64 code -mxop Support XOP built-in functions and code generation Known assembler dialects (for use with the -masm-dialect= option): att intel Known ABIs (for use with the -mabi= option): ms sysv Known code models (for use with the -mcmodel= option): 32 kernel large medium small Valid arguments to -mfpmath=: 387 387+sse 387,sse both sse sse+387 sse,387 Known vectorization library ABIs (for use with the -mveclibabi= option): acml svml Valid arguments to -mstringop-strategy=: byte_loop libcall loop rep_4byte rep_8byte rep_byte unrolled_loop Known TLS dialects (for use with the -mtls-dialect= option): gnu gnu2 The following options are language-independent: --debug This switch lacks documentation --dumpbase This switch lacks documentation --dumpdir This switch lacks documentation --help Display this information --help= Display descriptions of a specific class of options. is one or more of optimizers, target, warnings, undocumented, params --optimize This switch lacks documentation --param = Set parameter to value. See below for a complete list of parameters --param= This switch lacks documentation --profile This switch lacks documentation --target-help Alias for --help=target --version This switch lacks documentation -Werror= Treat specified warning as error -Wfatal-errors Exit on the first error occurred -Wframe-larger-than= Warn if a function's stack frame requires more than bytes -Wunreachable-code Does nothing. Preserved for backward compatibility. -aux-info Emit declaration information into -aux-info= This switch lacks documentation -auxbase This switch lacks documentation -auxbase-strip This switch lacks documentation -dumpbase Set the file basename to be used for dumps -dumpdir Set the directory name to be used for dumps -fPIC Generate position-independent code if possible (large mode) -fPIE Generate position-independent code for executables if possible (large mode) -fabi-version= This switch lacks documentation -falign-functions= This switch lacks documentation -falign-jumps= This switch lacks documentation -falign-labels= This switch lacks documentation -falign-loops= This switch lacks documentation -fargument-alias Does nothing. Preserved for backward compatibility. -fargument-noalias Does nothing. Preserved for backward compatibility. -fargument-noalias-anything Does nothing. Preserved for backward compatibility. -fargument-noalias-global Does nothing. Preserved for backward compatibility. -fassociative-math Allow optimization for floating-point arithmetic which may change the result of the operation due to rounding. -fauto-inc-dec Generate auto-inc/dec instructions -fbounds-check Generate code to check bounds before indexing arrays -fcall-saved- Mark as being preserved across functions -fcall-used- Mark as being corrupted by function calls -fcheck-data-deps Compare the results of several data dependence analyzers. -fcompare-debug-second Run only the second compilation of -fcompare-debug -fcompare-debug[=] Compile with and without e.g. -gtoggle, and compare the final-insns dump -fcse-skip-blocks Does nothing. Preserved for backward compatibility. -fdbg-cnt-list List all available debugging counters with their limits and counts. -fdbg-cnt=:[,:,...] Set the debug counter limit. -fdebug-prefix-map= Map one directory name to another in debug information -fdebug-types-section Output .debug_types section when using DWARF v4 debuginfo. -fdiagnostics-show-location=[once|every-line] How often to emit source location at the beginning of line-wrapped diagnostics -fdiagnostics-show-option Amend appropriate diagnostic messages with the command line option that controls them -fdisable- -fdisable-[tree|rtl|ipa]-=range1+range2 disables an optimization pass -fdump- Dump various compiler internals to a file -fdump-final-insns=filename Dump to filename the insns at the end of translation -fdump-go-spec=filename Write all declarations to file as Go code -fdump-noaddr Suppress output of addresses in debugging dumps -fdump-passes Dump optimization passes -fdump-unnumbered Suppress output of instruction numbers, line number notes and addresses in debugging dumps -fdump-unnumbered-links Suppress output of previous and next insn numbers in debugging dumps -fdwarf2-cfi-asm Enable CFI tables via GAS assembler directives. -feliminate-dwarf2-dups Perform DWARF2 duplicate elimination -feliminate-unused-debug-symbols Perform unused type elimination in debug info -feliminate-unused-debug-types Perform unused type elimination in debug info -femit-class-debug-always Do not suppress C++ class debug information. -fenable- -fenable-[tree|rtl|ipa]-=range1+range2 enables an optimization pass -fexcess-precision=[fast|standard] Specify handling of excess floating-point precision -ffast-math This switch lacks documentation -ffat-lto-objects Output lto objects containing both the intermediate language and binary output. -ffixed- Mark as being unavailable to the compiler -fforce-addr Does nothing. Preserved for backward compatibility. -ffp-contract= -ffp-contract=[off|on|fast] Perform floating- point expression contraction. -ffunction-cse Allow function addresses to be held in registers -ffunction-sections Place each function into its own section -fgnu-tm Enable support for GNU transactional memory -fgraphite Enable in and out of Graphite representation -fhelp This switch lacks documentation -fhelp= This switch lacks documentation -fident Process #ident directives -findirect-inlining Perform indirect inlining -finhibit-size-directive Do not generate .size directives -finline Enable inlining of function declared "inline", disabling disables all inlining -finline-limit- This switch lacks documentation -finline-limit= Limit the size of inlined functions to -finstrument-functions Instrument function entry and exit with profiling calls -finstrument-functions-exclude-file-list= -finstrument-functions-exclude-file- list=filename,... Do not instrument functions listed in files -finstrument-functions-exclude-function-list= -finstrument-functions-exclude- function-list=name,... Do not instrument listed functions -fipa-struct-reorg Does nothing. Preserved for backward compatibility. -fira-algorithm= -fira-algorithm=[CB|priority] Set the used IRA algorithm -fira-loop-pressure Use IRA based register pressure calculation in RTL loop optimizations. -fira-region= -fira-region=[one|all|mixed] Set regions for IRA -fira-share-save-slots Share slots for saving different hard registers. -fira-share-spill-slots Share stack slots for spilled pseudo-registers. -fira-verbose= Control IRA's level of diagnostic messages. -fkeep-inline-functions Generate code for functions even if they are fully inlined -fkeep-static-consts Emit static const variables even if they are not used -fleading-underscore Give external symbols a leading underscore -floop-optimize Does nothing. Preserved for backward compatibility. -flto Enable link-time optimization. -flto-compression-level= Use zlib compression level for IL -flto-partition=1to1 Partition functions and vars at linktime based on object files they originate from -flto-partition=balanced Partition functions and vars at linktime into approximately same sized buckets -flto-partition=none Disable partioning and streaming -flto-report Report various link-time optimization statistics -flto= Link-time optimization with number of parallel jobs or jobserver. -fmax-errors= Maximum number of errors to report -fmem-report Report on permanent memory allocation -fmerge-debug-strings Attempt to merge identical debug strings across compilation units -fmessage-length= Limit diagnostics to characters per line. 0 suppresses line-wrapping -fmodulo-sched-allow-regmoves Perform SMS based modulo scheduling with register moves allowed -fpartial-inlining Perform partial inlining -fpcc-struct-return Return small aggregates in memory, not registers -fpic Generate position-independent code if possible (small mode) -fpie Generate position-independent code for executables if possible (small mode) -fplugin-arg--[=] Specify argument = for plugin -fplugin= Specify a plugin to load -fpost-ipa-mem-report Report on memory allocation before interprocedural optimization -fpre-ipa-mem-report Report on memory allocation before interprocedural optimization -fprofile Enable basic program profiling code -fprofile-arcs Insert arc-based program profiling code -fprofile-correction Enable correction of flow inconsistent profile data input -fprofile-dir= Set the top-level directory for storing the profile data. The default is 'pwd'. -fprofile-generate Enable common options for generating profile info for profile feedback directed optimizations -fprofile-generate= Enable common options for generating profile info for profile feedback directed optimizations, and set -fprofile-dir= -fprofile-use Enable common options for performing profile feedback directed optimizations -fprofile-use= Enable common options for performing profile feedback directed optimizations, and set -fprofile-dir= -fprofile-values Insert code to profile values of expressions -frandom-seed This switch lacks documentation -frandom-seed= Make compile reproducible using -freciprocal-math Same as -fassociative-math for expressions which include division. -frecord-gcc-switches Record gcc command line switches in the object file. -free Turn on Redundant Extensions Elimination pass. -frerun-loop-opt Does nothing. Preserved for backward compatibility. -fsched-stalled-insns-dep= Set dependence distance checking in premature scheduling of queued insns -fsched-stalled-insns= Set number of queued insns that can be prematurely scheduled -fsched-verbose= Set the verbosity level of the scheduler -fsched2-use-traces Does nothing. Preserved for backward compatibility. -fsee Does nothing. Preserved for backward compatibility. -fshow-column Show column numbers in diagnostics, when available. Default on -fsplit-stack Generate discontiguous stack frames -fstack-check Insert stack checking code into the program. Same as -fstack-check=specific -fstack-check=[no|generic|specific] Insert stack checking code into the program -fstack-limit This switch lacks documentation -fstack-limit-register= Trap if the stack goes past -fstack-limit-symbol= Trap if the stack goes past symbol -fstack-protector Use propolice as a stack protection method -fstack-protector-all Use a stack protection method for every function -fstack-usage Output stack usage information on a per-function basis -fstrength-reduce Does nothing. Preserved for backward compatibility. -fstrict-overflow Treat signed overflow as undefined -fstrict-volatile-bitfields Force bitfield accesses to match their type width -fsyntax-only Check for syntax errors, then stop -ftarget-help This switch lacks documentation -ftest-coverage Create data files needed by "gcov" -ftime-report Report the time taken by each compiler pass -ftls-model=[global-dynamic|local-dynamic|initial-exec|local-exec] Set the default thread-local storage code generation model -ftracer Perform superblock formation via tail duplication -ftree-loop-linear Enable loop interchange transforms. Same as -floop-interchange -ftree-parallelize-loops= Enable automatic parallelization of loops -ftree-salias Does nothing. Preserved for backward compatibility. -ftree-store-ccp Does nothing. Preserved for backward compatibility. -ftree-store-copy-prop Does nothing. Preserved for backward compatibility. -ftree-vectorizer-verbose= Set the verbosity level of the vectorizer -fuse-linker-plugin This switch lacks documentation -fverbose-asm Add extra commentary to assembler output -fversion This switch lacks documentation -fvisibility=[default|internal|hidden|protected] Set the default symbol visibility -fzee Does nothing. Preserved for backward compatibility. -fzero-initialized-in-bss Put zero initialized data in the bss section -g Generate debug information in default format -gcoff Generate debug information in COFF format -gdwarf- Generate debug information in DWARF v2 (or later) format -ggdb Generate debug information in default extended format -gno-record-gcc-switches Don't record gcc command line switches in DWARF DW_AT_producer. -gno-strict-dwarf Emit DWARF additions beyond selected version -grecord-gcc-switches Record gcc command line switches in DWARF DW_AT_producer. -gstabs Generate debug information in STABS format -gstabs+ Generate debug information in extended STABS format -gstrict-dwarf Don't emit DWARF additions beyond selected version -gtoggle Toggle debug information generation -gvms Generate debug information in VMS format -gxcoff Generate debug information in XCOFF format -gxcoff+ Generate debug information in extended XCOFF format -iplugindir= Set to be the default plugin directory -p Enable function profiling -quiet Do not display functions compiled or elapsed time GNU C (GCC) version 4.7.2 (i586-poky-linux-uclibc) compiled by GNU C version 4.7.2, GMP version 5.1.1, MPFR version 3.1.1, MPC version 0.8.2 GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072 COLLECT_GCC_OPTIONS='-v' '--help' '-shared-libgcc' '-mtune=pentium' '-march=pentium' e:/tools/micom/intel/arduino-1.5.3/hardware/tools/x86/i686-pokysdk-mingw32/usr/bin/i586-poky-linux-uclibc/../../libexec/i586-poky-linux-uclibc/gcc/i586-poky-linux-uclibc/4.7.2/as.exe -v --32 --help -o W:\Temp\User\cc8KMHi7.o W:\Temp\User\ccQkV8ss.s Usage: e:/tools/micom/intel/arduino-1.5.3/hardware/tools/x86/i686-pokysdk-mingw32/usr/bin/i586-poky-linux-uclibc/../../libexec/i586-poky-linux-uclibc/gcc/i586-poky-linux-uclibc/4.7.2/as.exe [option...] [asmfile...] Options: -a[sub-option...] turn on listings Sub-options [default hls]: c omit false conditionals d omit debugging directives g include general info h include high-level source l include assembly m include macro expansions n omit forms processing s include symbols =FILE list to FILE (must be last sub-option) --alternate initially turn on alternate macro syntax --compress-debug-sections compress DWARF debug sections using zlib --nocompress-debug-sections don't compress DWARF debug sections -D produce assembler debugging messages --debug-prefix-map OLD=NEW map OLD to NEW in debug information --defsym SYM=VAL define symbol SYM to given value --execstack require executable stack for this object --noexecstack don't require executable stack for this object --size-check=[error|warning] ELF .size directive check (default --size-check=error) -f skip whitespace and comment preprocessing -g --gen-debug generate debugging information --gstabs generate STABS debugging information --gstabs+ generate STABS debug info with GNU extensions --gdwarf-2 generate DWARF2 debugging information --hash-size= set the hash table size close to --help show this message and exit --target-help show target specific options -I DIR add DIR to search list for .include directives -J don't warn about signed overflow -K warn when differences altered for long displacements -L,--keep-locals keep local symbols (e.g. starting with `L') -M,--mri assemble in MRI compatibility mode --MD FILE write dependency information in FILE (default none) -nocpp ignored -o OBJFILE name the object-file output OBJFILE (default a.out) -R fold data section into text section --reduce-memory-overheads prefer smaller memory use at the cost of longer assembly times --statistics print various measured statistics from execution --strip-local-absolute strip local absolute symbols --traditional-format Use same format as native assembler when possible --version print assembler version number and exit -W --no-warn suppress warnings --warn don't suppress warnings --fatal-warnings treat warnings as errors -w ignored -X ignored -Z generate object file even after errors --listing-lhs-width set the width in words of the output data column of the listing --listing-lhs-width2 set the width in words of the continuation lines of the output data column; ignored if smaller than the width of the first line --listing-rhs-width set the max width in characters of the lines from the source file --listing-cont-lines set the maximum number of continuation lines used for the output data column of the listing @FILE read options from FILE -Q ignored -V print assembler version number -k ignored -n Do not optimize code alignment -q quieten some warnings -s ignored --32/--64/--x32 generate 32bit/64bit/x32 code --divide ignored -march=CPU[,+EXTENSION...] generate code for CPU and EXTENSION, CPU is one of: generic32, generic64, i386, i486, i586, i686, pentium, pentiumpro, pentiumii, pentiumiii, pentium4, prescott, nocona, core, core2, corei7, l1om, k1om, k6, k6_2, athlon, opteron, k8, amdfam10, bdver1, bdver2, bdver3, btver1, btver2 EXTENSION is combination of: 8087, 287, 387, no87, mmx, nommx, sse, sse2, sse3, ssse3, sse4.1, sse4.2, sse4, nosse, avx, avx2, noavx, vmx, vmfunc, smx, xsave, xsaveopt, aes, pclmul, fsgsbase, rdrnd, f16c, bmi2, fma, fma4, xop, lwp, movbe, ept, lzcnt, hle, rtm, invpcid, clflush, nop, syscall, rdtscp, 3dnow, 3dnowa, padlock, svme, sse4a, abm, bmi, tbm, adx, rdseed, prfchw -mtune=CPU optimize for CPU, CPU is one of: generic32, generic64, i8086, i186, i286, i386, i486, i586, i686, pentium, pentiumpro, pentiumii, pentiumiii, pentium4, prescott, nocona, core, core2, corei7, l1om, k1om, k6, k6_2, athlon, opteron, k8, amdfam10, bdver1, bdver2, bdver3, btver1, btver2 -msse2avx encode SSE instructions with VEX prefix -msse-check=[none|error|warning] check SSE instructions -mavxscalar=[128|256] encode scalar AVX instructions with specific vector length -mmnemonic=[att|intel] use AT&T/Intel mnemonic -msyntax=[att|intel] use AT&T/Intel syntax -mindex-reg support pseudo index registers -mnaked-reg don't require `%' prefix for registers -mold-gcc support old (<= 2.8.1) versions of gcc Report bugs to GNU assembler version 2.23.1 (i586-poky-linux-uclibc) using BFD version (GNU Binutils) 2.23.1.20121113 COMPILER_PATH=e:/tools/micom/intel/arduino-1.5.3/hardware/tools/x86/i686-pokysdk-mingw32/usr/bin/i586-poky-linux-uclibc/../../libexec/i586-poky-linux-uclibc/gcc/i586-poky-linux-uclibc/4.7.2/;e:/tools/micom/intel/arduino-1.5.3/hardware/tools/x86/i686-pokysdk-mingw32/usr/bin/i586-poky-linux-uclibc/../../libexec/i586-poky-linux-uclibc/gcc/ LIBRARY_PATH=e:/tools/micom/intel/arduino-1.5.3/hardware/tools/x86/i686-pokysdk-mingw32/usr/bin/i586-poky-linux-uclibc/../../lib/i586-poky-linux-uclibc/gcc/i586-poky-linux-uclibc/4.7.2/;e:/tools/micom/intel/arduino-1.5.3/hardware/tools/x86/i686-pokysdk-mingw32/usr/bin/i586-poky-linux-uclibc/../../lib/i586-poky-linux-uclibc/gcc/ COLLECT_GCC_OPTIONS='-v' '--help' '-shared-libgcc' '-mtune=pentium' '-march=pentium' e:/tools/micom/intel/arduino-1.5.3/hardware/tools/x86/i686-pokysdk-mingw32/usr/bin/i586-poky-linux-uclibc/../../libexec/i586-poky-linux-uclibc/gcc/i586-poky-linux-uclibc/4.7.2/collect2.exe --sysroot=/opt/clanton-tiny/1.4.1/sysroots/i586-poky-linux-uclibc --build-id --eh-frame-hdr --hash-style=gnu -m elf_i386 -dynamic-linker /lib/ld-uClibc.so.0 --help crt1.o crti.o crtbegin.o -Le:/tools/micom/intel/arduino-1.5.3/hardware/tools/x86/i686-pokysdk-mingw32/usr/bin/i586-poky-linux-uclibc/../../lib/i586-poky-linux-uclibc/gcc/i586-poky-linux-uclibc/4.7.2 -Le:/tools/micom/intel/arduino-1.5.3/hardware/tools/x86/i686-pokysdk-mingw32/usr/bin/i586-poky-linux-uclibc/../../lib/i586-poky-linux-uclibc/gcc W:\Temp\User\cc8KMHi7.o -lgcc_s -lgcc -lc -lgcc_s -lgcc crtend.o crtn.o Usage: collect2 [options] Wrap linker and generate constructor code if needed. Options: -debug Enable debug output --help Display this information -v, --version Display this program's version number Overview: http://gcc.gnu.org/onlinedocs/gccint/Collect2.html Report bugs: Usage: e:/tools/micom/intel/arduino-1.5.3/hardware/tools/x86/i686-pokysdk-mingw32/usr/bin/i586-poky-linux-uclibc/../../libexec/i586-poky-linux-uclibc/gcc/i586-poky-linux-uclibc/4.7.2/ld.exe [options] file... Options: -a KEYWORD Shared library control for HP/UX compatibility -A ARCH, --architecture ARCH Set architecture -b TARGET, --format TARGET Specify target for following input files -c FILE, --mri-script FILE Read MRI format linker script -d, -dc, -dp Force common symbols to be defined -e ADDRESS, --entry ADDRESS Set start address -E, --export-dynamic Export all dynamic symbols --no-export-dynamic Undo the effect of --export-dynamic -EB Link big-endian objects -EL Link little-endian objects -f SHLIB, --auxiliary SHLIB Auxiliary filter for shared object symbol table -F SHLIB, --filter SHLIB Filter for shared object symbol table -g Ignored -G SIZE, --gpsize SIZE Small data size (if no size, same as --shared) -h FILENAME, -soname FILENAME Set internal name of shared library -I PROGRAM, --dynamic-linker PROGRAM Set PROGRAM as the dynamic linker to use -l LIBNAME, --library LIBNAME Search for library LIBNAME -L DIRECTORY, --library-path DIRECTORY Add DIRECTORY to library search path --sysroot= Override the default sysroot location -m EMULATION Set emulation -M, --print-map Print map file on standard output -n, --nmagic Do not page align data -N, --omagic Do not page align data, do not make text readonly --no-omagic Page align data, make text readonly -o FILE, --output FILE Set output file name -O Optimize output file -plugin PLUGIN Load named plugin -plugin-opt ARG Send arg to last-loaded plugin -flto Ignored for GCC LTO option compatibility -flto-partition= Ignored for GCC LTO option compatibility -Qy Ignored for SVR4 compatibility -q, --emit-relocs Generate relocations in final output -r, -i, --relocatable Generate relocatable output -R FILE, --just-symbols FILE Just link symbols (if directory, same as --rpath) -s, --strip-all Strip all symbols -S, --strip-debug Strip debugging symbols --strip-discarded Strip symbols in discarded sections --no-strip-discarded Do not strip symbols in discarded sections -t, --trace Trace file opens -T FILE, --script FILE Read linker script --default-script FILE, -dT Read default linker script -u SYMBOL, --undefined SYMBOL Start with undefined reference to SYMBOL --unique [=SECTION] Don't merge input [SECTION | orphan] sections -Ur Build global constructor/destructor tables -v, --version Print version information -V Print version and emulation information -x, --discard-all Discard all local symbols -X, --discard-locals Discard temporary local symbols (default) --discard-none Don't discard any local symbols -y SYMBOL, --trace-symbol SYMBOL Trace mentions of SYMBOL -Y PATH Default search path for Solaris compatibility -(, --start-group Start a group -), --end-group End a group --accept-unknown-input-arch Accept input files whose architecture cannot be determined --no-accept-unknown-input-arch Reject input files whose architecture is unknown --as-needed Only set DT_NEEDED for following dynamic libs if used --no-as-needed Always set DT_NEEDED for dynamic libraries mentioned on the command line -assert KEYWORD Ignored for SunOS compatibility -Bdynamic, -dy, -call_shared Link against shared libraries -Bstatic, -dn, -non_shared, -static Do not link against shared libraries -Bsymbolic Bind global references locally -Bsymbolic-functions Bind global function references locally --check-sections Check section addresses for overlaps (default) --no-check-sections Do not check section addresses for overlaps --copy-dt-needed-entries Copy DT_NEEDED links mentioned inside DSOs that follow --no-copy-dt-needed-entries Do not copy DT_NEEDED links mentioned inside DSOs that follow --cref Output cross reference table --defsym SYMBOL=EXPRESSION Define a symbol --demangle [=STYLE] Demangle symbol names [using STYLE] --embedded-relocs Generate embedded relocs --fatal-warnings Treat warnings as errors --no-fatal-warnings Do not treat warnings as errors (default) -fini SYMBOL Call SYMBOL at unload-time --force-exe-suffix Force generation of file with .exe suffix --gc-sections Remove unused sections (on some targets) --no-gc-sections Don't remove unused sections (default) --print-gc-sections List removed unused sections on stderr --no-print-gc-sections Do not list removed unused sections --hash-size= Set default hash table size close to --help Print option help -init SYMBOL Call SYMBOL at load-time -Map FILE Write a map file --no-define-common Do not define Common storage --no-demangle Do not demangle symbol names --no-keep-memory Use less memory and more disk I/O --no-undefined Do not allow unresolved references in object files --allow-shlib-undefined Allow unresolved references in shared libraries --no-allow-shlib-undefined Do not allow unresolved references in shared libs --allow-multiple-definition Allow multiple definitions --no-undefined-version Disallow undefined version --default-symver Create default symbol version --default-imported-symver Create default symbol version for imported symbols --no-warn-mismatch Don't warn about mismatched input files --no-warn-search-mismatch Don't warn on finding an incompatible library --no-whole-archive Turn off --whole-archive --noinhibit-exec Create an output file even if errors occur -nostdlib Only use library directories specified on the command line --oformat TARGET Specify target of output file --print-output-format Print default output format -qmagic Ignored for Linux compatibility --reduce-memory-overheads Reduce memory overheads, possibly taking much longer --relax Reduce code size by using target specific optimizations --no-relax Do not use relaxation techniques to reduce code size --retain-symbols-file FILE Keep only symbols listed in FILE -rpath PATH Set runtime shared library search path -rpath-link PATH Set link time shared library search path -shared, -Bshareable Create a shared library -pie, --pic-executable Create a position independent executable --sort-common [=ascending|descending] Sort common symbols by alignment [in specified order] --sort-section name|alignment Sort sections by name or maximum alignment --spare-dynamic-tags COUNT How many tags to reserve in .dynamic section --split-by-file [=SIZE] Split output sections every SIZE octets --split-by-reloc [=COUNT] Split output sections every COUNT relocs --stats Print memory usage statistics --target-help Display target specific options --task-link SYMBOL Do task level linking --traditional-format Use same format as native linker --section-start SECTION=ADDRESS Set address of named section -Tbss ADDRESS Set address of .bss section -Tdata ADDRESS Set address of .data section -Ttext ADDRESS Set address of .text section -Ttext-segment ADDRESS Set address of text segment --unresolved-symbols= How to handle unresolved symbols. is: ignore-all, report-all, ignore-in-object-files, ignore-in-shared-libs --verbose [=NUMBER] Output lots of information during link --version-script FILE Read version information script --version-exports-section SYMBOL Take export symbols list from .exports, using SYMBOL as the version. --dynamic-list-data Add data symbols to dynamic list --dynamic-list-cpp-new Use C++ operator new/delete dynamic list --dynamic-list-cpp-typeinfo Use C++ typeinfo dynamic list --dynamic-list FILE Read dynamic list --warn-common Warn about duplicate common symbols --warn-constructors Warn if global constructors/destructors are seen --warn-multiple-gp Warn if the multiple GP values are used --warn-once Warn only once per undefined symbol --warn-section-align Warn if start of section changes due to alignment --warn-shared-textrel Warn if shared object has DT_TEXTREL --warn-alternate-em Warn if an object has alternate ELF machine code --warn-unresolved-symbols Report unresolved symbols as warnings --error-unresolved-symbols Report unresolved symbols as errors --whole-archive Include all objects from following archives --wrap SYMBOL Use wrapper functions for SYMBOL --no-poison-system-directories Do not warn for -L options using system directories --error-poison-system-directories Give an error for -L options using system directories @FILE Read options from FILE e:/tools/micom/intel/arduino-1.5.3/hardware/tools/x86/i686-pokysdk-mingw32/usr/bin/i586-poky-linux-uclibc/../../libexec/i586-poky-linux-uclibc/gcc/i586-poky-linux-uclibc/4.7.2/ld.exe: supported targets: elf32-i386 a.out-i386-linux pei-i386 elf64-x86-64 elf32-x86-64 elf64-l1om elf64-k1om elf64-little elf64-big elf32-little elf32-big srec symbolsrec verilog tekhex binary ihex e:/tools/micom/intel/arduino-1.5.3/hardware/tools/x86/i686-pokysdk-mingw32/usr/bin/i586-poky-linux-uclibc/../../libexec/i586-poky-linux-uclibc/gcc/i586-poky-linux-uclibc/4.7.2/ld.exe: supported emulations: elf_i386 i386linux elf_x86_64 elf32_x86_64 elf_l1om elf_k1om e:/tools/micom/intel/arduino-1.5.3/hardware/tools/x86/i686-pokysdk-mingw32/usr/bin/i586-poky-linux-uclibc/../../libexec/i586-poky-linux-uclibc/gcc/i586-poky-linux-uclibc/4.7.2/ld.exe: emulation specific options: elf_i386: --audit=AUDITLIB Specify a library to use for auditing -Bgroup Selects group name lookup rules for DSO --build-id[=STYLE] Generate build ID note -P AUDITLIB, --depaudit=AUDITLIB Specify a library to use for auditing dependencies --disable-new-dtags Disable new dynamic tags --enable-new-dtags Enable new dynamic tags --eh-frame-hdr Create .eh_frame_hdr section --exclude-libs=LIBS Make all symbols in LIBS hidden --hash-style=STYLE Set hash style to sysv, gnu or both -z combreloc Merge dynamic relocs into one section and sort -z common-page-size=SIZE Set common page size to SIZE -z defs Report unresolved symbols in object files. -z execstack Mark executable as requiring executable stack -z initfirst Mark DSO to be initialized first at runtime -z interpose Mark object to interpose all DSOs but executable -z lazy Mark object lazy runtime binding (default) -z loadfltr Mark object requiring immediate process -z max-page-size=SIZE Set maximum page size to SIZE -z muldefs Allow multiple definitions -z nocombreloc Don't merge dynamic relocs into one section -z nocopyreloc Don't create copy relocs -z nodefaultlib Mark object not to use default search paths -z nodelete Mark DSO non-deletable at runtime -z nodlopen Mark DSO not available to dlopen -z nodump Mark DSO not available to dldump -z noexecstack Mark executable as not requiring executable stack -z norelro Don't create RELRO program header -z now Mark object non-lazy runtime binding -z origin Mark object requiring immediate $ORIGIN processing at runtime -z relro Create RELRO program header --ld-generated-unwind-info Generate exception handling info for PLT. --no-ld-generated-unwind-info Don't do so. elf_x86_64: --audit=AUDITLIB Specify a library to use for auditing -Bgroup Selects group name lookup rules for DSO --build-id[=STYLE] Generate build ID note -P AUDITLIB, --depaudit=AUDITLIB Specify a library to use for auditing dependencies --disable-new-dtags Disable new dynamic tags --enable-new-dtags Enable new dynamic tags --eh-frame-hdr Create .eh_frame_hdr section --exclude-libs=LIBS Make all symbols in LIBS hidden --hash-style=STYLE Set hash style to sysv, gnu or both -z combreloc Merge dynamic relocs into one section and sort -z common-page-size=SIZE Set common page size to SIZE -z defs Report unresolved symbols in object files. -z execstack Mark executable as requiring executable stack -z initfirst Mark DSO to be initialized first at runtime -z interpose Mark object to interpose all DSOs but executable -z lazy Mark object lazy runtime binding (default) -z loadfltr Mark object requiring immediate process -z max-page-size=SIZE Set maximum page size to SIZE -z muldefs Allow multiple definitions -z nocombreloc Don't merge dynamic relocs into one section -z nocopyreloc Don't create copy relocs -z nodefaultlib Mark object not to use default search paths -z nodelete Mark DSO non-deletable at runtime -z nodlopen Mark DSO not available to dlopen -z nodump Mark DSO not available to dldump -z noexecstack Mark executable as not requiring executable stack -z norelro Don't create RELRO program header -z now Mark object non-lazy runtime binding -z origin Mark object requiring immediate $ORIGIN processing at runtime -z relro Create RELRO program header --ld-generated-unwind-info Generate exception handling info for PLT. --no-ld-generated-unwind-info Don't do so. elf32_x86_64: --audit=AUDITLIB Specify a library to use for auditing -Bgroup Selects group name lookup rules for DSO --build-id[=STYLE] Generate build ID note -P AUDITLIB, --depaudit=AUDITLIB Specify a library to use for auditing dependencies --disable-new-dtags Disable new dynamic tags --enable-new-dtags Enable new dynamic tags --eh-frame-hdr Create .eh_frame_hdr section --exclude-libs=LIBS Make all symbols in LIBS hidden --hash-style=STYLE Set hash style to sysv, gnu or both -z combreloc Merge dynamic relocs into one section and sort -z common-page-size=SIZE Set common page size to SIZE -z defs Report unresolved symbols in object files. -z execstack Mark executable as requiring executable stack -z initfirst Mark DSO to be initialized first at runtime -z interpose Mark object to interpose all DSOs but executable -z lazy Mark object lazy runtime binding (default) -z loadfltr Mark object requiring immediate process -z max-page-size=SIZE Set maximum page size to SIZE -z muldefs Allow multiple definitions -z nocombreloc Don't merge dynamic relocs into one section -z nocopyreloc Don't create copy relocs -z nodefaultlib Mark object not to use default search paths -z nodelete Mark DSO non-deletable at runtime -z nodlopen Mark DSO not available to dlopen -z nodump Mark DSO not available to dldump -z noexecstack Mark executable as not requiring executable stack -z norelro Don't create RELRO program header -z now Mark object non-lazy runtime binding -z origin Mark object requiring immediate $ORIGIN processing at runtime -z relro Create RELRO program header --ld-generated-unwind-info Generate exception handling info for PLT. --no-ld-generated-unwind-info Don't do so. elf_l1om: --audit=AUDITLIB Specify a library to use for auditing -Bgroup Selects group name lookup rules for DSO --build-id[=STYLE] Generate build ID note -P AUDITLIB, --depaudit=AUDITLIB Specify a library to use for auditing dependencies --disable-new-dtags Disable new dynamic tags --enable-new-dtags Enable new dynamic tags --eh-frame-hdr Create .eh_frame_hdr section --exclude-libs=LIBS Make all symbols in LIBS hidden --hash-style=STYLE Set hash style to sysv, gnu or both -z combreloc Merge dynamic relocs into one section and sort -z common-page-size=SIZE Set common page size to SIZE -z defs Report unresolved symbols in object files. -z execstack Mark executable as requiring executable stack -z initfirst Mark DSO to be initialized first at runtime -z interpose Mark object to interpose all DSOs but executable -z lazy Mark object lazy runtime binding (default) -z loadfltr Mark object requiring immediate process -z max-page-size=SIZE Set maximum page size to SIZE -z muldefs Allow multiple definitions -z nocombreloc Don't merge dynamic relocs into one section -z nocopyreloc Don't create copy relocs -z nodefaultlib Mark object not to use default search paths -z nodelete Mark DSO non-deletable at runtime -z nodlopen Mark DSO not available to dlopen -z nodump Mark DSO not available to dldump -z noexecstack Mark executable as not requiring executable stack -z norelro Don't create RELRO program header -z now Mark object non-lazy runtime binding -z origin Mark object requiring immediate $ORIGIN processing at runtime -z relro Create RELRO program header --ld-generated-unwind-info Generate exception handling info for PLT. --no-ld-generated-unwind-info Don't do so. elf_k1om: --audit=AUDITLIB Specify a library to use for auditing -Bgroup Selects group name lookup rules for DSO --build-id[=STYLE] Generate build ID note -P AUDITLIB, --depaudit=AUDITLIB Specify a library to use for auditing dependencies --disable-new-dtags Disable new dynamic tags --enable-new-dtags Enable new dynamic tags --eh-frame-hdr Create .eh_frame_hdr section --exclude-libs=LIBS Make all symbols in LIBS hidden --hash-style=STYLE Set hash style to sysv, gnu or both -z combreloc Merge dynamic relocs into one section and sort -z common-page-size=SIZE Set common page size to SIZE -z defs Report unresolved symbols in object files. -z execstack Mark executable as requiring executable stack -z initfirst Mark DSO to be initialized first at runtime -z interpose Mark object to interpose all DSOs but executable -z lazy Mark object lazy runtime binding (default) -z loadfltr Mark object requiring immediate process -z max-page-size=SIZE Set maximum page size to SIZE -z muldefs Allow multiple definitions -z nocombreloc Don't merge dynamic relocs into one section -z nocopyreloc Don't create copy relocs -z nodefaultlib Mark object not to use default search paths -z nodelete Mark DSO non-deletable at runtime -z nodlopen Mark DSO not available to dlopen -z nodump Mark DSO not available to dldump -z noexecstack Mark executable as not requiring executable stack -z norelro Don't create RELRO program header -z now Mark object non-lazy runtime binding -z origin Mark object requiring immediate $ORIGIN processing at runtime -z relro Create RELRO program header --ld-generated-unwind-info Generate exception handling info for PLT. --no-ld-generated-unwind-info Don't do so. Report bugs to For bug reporting instructions, please see: