Lines Matching refs:Specify
3230 -[no-]canonical-prefixes Specify the path canonicalization for relative
3248 -x <language> Specify the language of the following input files
3268 no input files cannot specify -o with -c, -S or -E with multiple files %s: %s compiler not installed on this system recompiling with -fcompare-debug during -fcompare-debug recompilation comparing final insns dumps %s: could not determine length of compare-debug file %s %s: -fcompare-debug failure (length) %s: could not open compare-debug file %s %s: -fcompare-debug failure collect2 fno-use-linker-plugin freorder-functions= liblto_plugin.so -fuse-linker-plugin, but %s not found libfunction_reordering_plugin.so -freorder-functions=*, but libfunction_reordering_plugin.so file not found group=none group=callgraph freorder-functions=callgraph fno-reorder-functions freorder-functions
3277 specify -static with -fsanitize=address}} %{%:sanitize(thread): %{static-libtsan:%:include(libsanitizer.spec)%(link_libtsan)} %{!pie:%{!shared:%e-fsanitize=thread linking must be done with -pie or -shared}}} %{%:sanitize(undefined):%{static-libubsan:-Bstatic} -lubsan %{static-libubsan:-Bdynamic} %{static-libubsan:%:include(libsanitizer.spec)%(link_libubsan)}} %{%:sanitize(leak): %{static-liblsan:%:include(libsanitizer.spec)%(link_liblsan)}}}} %{!nostdlib:%{!nodefaultlibs:%(link_ssp) %(link_gcc_c_sequence)}} %{!nostdlib:%{!nostartfiles:%E}} %{T*} }}}}}} main process_command driver_handle_option cc1_cpu %{march=native:%>march=native %:local_cpu_detect(arch) %{!mtune=*:%>mtune=native %:local_cpu_detect(tune)}} %{mtune=native:%>mtune=native %:local_cpu_detect(tune)} asm asm_debug asm_final asm_options invoke_as cpp cpp_options cpp_debug_options cpp_unique_options trad_capable_cpp cc1 cc1_options cc1plus link_gcc_c_sequence link_ssp endfile link_gomp libgcc cross_compile version multilib multilib_defaults multilib_extra multilib_matches multilib_exclusions multilib_options multilib_reuse linker linker_plugin_file func_reorder_linker_plugin_file func_reorder_linker_plugin_opt lto_wrapper lto_gcc link_libgcc md_exec_prefix md_startfile_prefix md_startfile_prefix_1 startfile_prefix_spec sysroot_spec sysroot_suffix_spec sysroot_hdrs_suffix_spec %{m16|m32:--32} %{m16|m32|mx32:;:--64} %{mx32:--x32} %{!mno-sse2avx:%{mavx:-msse2avx}} %{msse2avx:%{!mavx:-msse2avx}} %{gsplit-dwarf:
3286 %s section anchors must be disabled when unit-at-a-time is disabled toplevel reorder must be disabled when unit-at-a-time is disabled transactional memory is not supported with non-call exceptions section anchors must be disabled when toplevel reorder is disabled -freorder-blocks-and-partition does not work with exceptions on this architecture -freorder-blocks-and-partition does not support unwind info on this architecture -freorder-blocks-and-partition does not work on this architecture -fno-fat-lto-objects are supported only with linker plugin only one -flto-partition value can be specified %<-fsplit-stack%> is not supported by this compiler configuration Debug generation via -g option disabled under -fripa -fprofile-generate (use -fripa-allow-debug to override) -fsanitize=address is incompatible with -fsanitize=kernel-address -fsanitize=address and -fsanitize=kernel-address are incompatible with -fsanitize=thread argument to %<-O%> should be a non-negative integer, %<g%>, %<s%> or %<fast%> argument %qs to %<-femit-struct-debug-detailed%> unknown %<-femit-struct-debug-detailed=dir:...%> must allow at least as much as %<-femit-struct-debug-detailed=ind:...%> argument %qs to %<-femit-struct-debug-detailed%> not recognized %s: --param arguments should be of the form NAME=VALUE invalid --param value %qs --help argument %q.*s is ambiguous, please be more specific unrecognized argument to --help= option: %q.*s -Werror=%s: no option -%s getting core file size maximum limit: %m setting core file size limit to maximum: %m unrecognized gcc debugging option: %c structure alignment must be a small power of two, not %d specific unknown stack check parameter "%s" %<-gdwarf%s%> is ambiguous; use %<-gdwarf-%s%> for DWARF version or %<-gdwarf -g%s%> for debug level dwarf version %d is not supported 1 unrecognized argument to -fsanitize= option: %q.*s stabs coff dwarf-2 xcoff vms thread shift integer-divide-by-zero unreachable vla-bound return null signed-integer-overflow bool enum optimizers target warnings undocumented params joined separate common common_handle_option print_specific_help This switch lacks documentation set_Wstrict_aliasing maybe_default_option target_handle_option sys base any none gen: ord: ind: dir: dfn: command line option %qs is not supported by this configuration missing argument to %qs argument to %qs should be a non-negative integer unrecognized argument in option %qs valid arguments to %qs are: %s /Volumes/Android/buildbot/src/android/gcc/toolchain/build/../gcc/gcc-4.9/gcc/opts-common.c read_cmdline_option generate_option generate_canonical_option -Wno- -fno- -f -mno- --debug= -g --machine- --machine-no- --machine= --machine=no- --machine no- --optimize= -O --std= -std= --std --warn- --warn-no- --no- decode_cmdline_option prune_options opt_enum_arg_to_value options.c Known assembler dialects (for use with the -masm-dialect= option): Known ABIs (for use with the -mabi= option): Known code models (for use with the -mcmodel= option): unknown excess precision style %qs unknown floating point contraction style %qs Valid arguments to -mfpmath=: unrecognized function reorder value %qs Known indirect branch choices (for use with the -mindirect-branch=/-mfunction-return= options): unknown IRA algorithm %qs unknown IRA region %qs Known vectorization library ABIs (for use with the -mveclibabi= option): Known address mode (for use with the -maddress-mode= option): Known stack protector guard (for use with the -mstack-protector-guard= option): unknown Stack Reuse Level %qs Valid arguments to -mstringop-strategy=: unrecognized visibility value %qs Known TLS dialects (for use with the -mtls-dialect= option): unknown TLS model %qs unknown vectorizer cost model %qs unknown vtable verify initialization priority %qs Ada AdaSCIL AdaWhy C C++ Fortran Go Java LTO ObjC ObjC++ -### --CLASSPATH --all-warnings --ansi --assemble --assert assertion missing after %qs --assert= --bootclasspath --canonical-prefixes --classpath --comments --comments-in-macros --compile --coverage --debug --define-macro macro name missing after %qs --define-macro= --dependencies --dump --dump= --dumpbase --dumpdir --encoding --entry --entry= --extdirs --extra-warnings --for-assembler --for-assembler= --for-linker --for-linker= --force-link --force-link= Display this information --help= --help=<class> Display descriptions of a specific class of options. <class> is one or more of optimizers, target, warnings, undocumented, params --imacros missing filename after %qs --imacros= --include --include-barrier --include-directory missing path after %qs --include-directory-after --include-directory-after= --include-directory= --include-prefix --include-prefix= --include-with-prefix --include-with-prefix-after --include-with-prefix-after= --include-with-prefix-before --include-with-prefix-before= --include-with-prefix= --include= --language --language= --library-directory --library-directory= --no-canonical-prefixes --no-integrated-cpp --no-line-commands --no-pie --no-standard-includes --no-standard-libraries --no-sysroot-suffix --no-warnings --optimize --output --output-class-directory --output-class-directory= --output-pch= --output= --param --param <param>=<value> Set parameter <param> to value. See below for a complete list of parameters --param= --pass-exit-codes --pedantic --pedantic-errors --pie --pipe --prefix --prefix= --preprocess --print-file-name --print-file-name= --print-libgcc-file-name --print-missing-file-dependencies --print-multi-directory --print-multi-lib --print-multi-os-directory --print-multiarch --print-prog-name --print-prog-name= --print-search-dirs --print-sysroot --print-sysroot-headers-suffix --profile --resource --resource= --save-temps --shared --specs --specs= --static --symbolic --sysroot --sysroot= --target-help Alias for --help=target --time --trace-includes --traditional --traditional-cpp --trigraphs --undefine-macro --undefine-macro= --user-dependencies --verbose --write-dependencies --write-user-dependencies -A -A<question>=<answer> Assert the <answer> to <question>. Putting '-' before <question> disables the <answer> to <question> -B -C Do not discard comments -CC Do not discard comments in macro expansions -CLASSPATH -D -D<macro>[=<val>] Define a <macro> with <val> as its value. If just <macro> is given, <val> is taken to be 1 -E -F <dir> Add <dir> to the end of the main framework include path -H Print the name of header files as they are used -I -I <dir> Add <dir> to the end of the main include path -J -J<directory> Put MODULE files in 'directory' -L -M Generate make dependencies -MD Generate make dependencies and compile -MD_ -MF -MF <file> 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 -MMD_ -MP Generate phony targets for all headers -MQ -MQ <target> Add a MAKE-quoted target missing makefile target after %qs -MT -MT <target> Add an unquoted target -N -O<number> Set optimization level to <number> -Ofast Optimize for speed disregarding exact standards compliance -Og Optimize for debugging experience rather than speed or size -Os Optimize for space rather than speed -P Do not generate #line directives -Q -Qn -Qy -R -S -T -Tbss -Tbss= -Tdata -Tdata= -Ttext -Ttext= -U -U<macro> Undefine <macro> -W This switch is deprecated; use -Wextra instead -Wa, -Wabi Warn about things that will change when compiling with an ABI-compliant compiler -Wabi-tag Warn if a subobject has an abi_tag attribute that the complete object type does not have -Waddress Warn about suspicious uses of memory addresses -Waggregate-return Warn about returning structures, unions or arrays -Waggressive-loop-optimizations Warn if a loop with constant number of iterations triggers undefined behavior -Waliasing Warn about possible aliasing of dummy arguments -Walign-commons Warn about alignment of COMMON blocks -Wall Enable most warning messages -Wall-deprecation -Wall-javadoc -Wampersand Warn about missing ampersand in continued character constants -Warray-bounds Warn if an array is accessed out of bounds -Warray-temporaries Warn about creation of array temporaries -Wassert-identifier -Wassign-intercept Warn whenever an Objective-C assignment is being intercepted by the garbage collector -Wattributes Warn about inappropriate attribute usage -Wbad-function-cast Warn about casting functions to incompatible types -Wboxing -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 -Wc-binding-type Warn if the type of a variable might be not interoperable with C -Wcast-align Warn about pointer casts which increase alignment -Wcast-qual Warn about casts which discard qualifiers -Wchar-concat -Wchar-subscripts Warn about subscripts whose type is "char" -Wcharacter-truncation Warn about truncated character expressions -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 -Wcompare-reals Warn about equality comparisons involving REAL or COMPLEX expressions -Wcondition-assign -Wconditionally-supported Warn for conditionally-supported constructs -Wconstructor-name -Wconversion Warn for implicit type conversions that may change a value -Wconversion-extra Warn about most implicit conversions -Wconversion-null Warn for converting NULL from/to a non-pointer type -Wcoverage-mismatch Warn in case profiles in -fprofile-use do not match -Wcpp Warn when a #warning directive is encountered -Wctor-dtor-privacy Warn when all constructors and destructors are private -Wdate-time Warn about __TIME__, __DATE__ and __TIMESTAMP__ usage -Wdeclaration-after-statement Warn when a declaration is found after a statement -Wdelete-incomplete Warn when deleting a pointer to incomplete type -Wdelete-non-virtual-dtor Warn about deleting polymorphic objects with non-virtual destructors -Wdep-ann -Wdeprecated Warn if a deprecated compiler feature, class, method, or field is used -Wdeprecated-declarations Warn about uses of __attribute__((deprecated)) declarations -Wdisabled-optimization Warn when an optimization pass is disabled -Wdiscouraged -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-block -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 -Wenum-identifier -Wenum-switch -Werror Treat all warnings as errors -Werror-implicit-function-declaration This switch is deprecated; use -Werror=implicit-function-declaration instead implicit-function-declaration -Werror= Treat specified warning as error -Wextra Print extra (possibly unwanted) warnings -Wextraneous-semicolon Warn if deprecated empty statements are found -Wfallthrough -Wfatal-errors Exit on the first error occurred -Wfield-hiding -Wfinal-bound -Wfinally -Wfloat-conversion Warn for implicit type conversions that cause loss of floating point precision -Wfloat-equal Warn if testing floating point numbers for equality -Wforbidden -Wforce-warnings Disable promoting warnings to errors -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= -Wframe-larger-than= -Wframe-larger-than=<number> Warn if a function's stack frame requires more than <number> bytes -Wfree-nonheap-object Warn when attempting to free a non-heap object -Wfunction-elimination Warn about function call elimination -Whiding -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 specifySpecify that backslash in string introduces an escape character -fbacktrace Produce a backtrace when a runtime error is encountered -fblas-matmul-limit= -fblas-matmul-limit=<n> Size of the smallest matrix for which matmul will use BLAS -fbootclasspath= --bootclasspath=<path> Replace system path -fbootstrap-classes Generated should be loaded by bootstrap loader -fbounds-check Generate code to check bounds before indexing arrays -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 -fbuilding-libgcc -fbuiltin Recognize built-in functions -fbuiltin- -fcall-saved- -fcall-saved-<register> Mark <register> as being preserved across functions -fcall-used- -fcall-used-<register> Mark <register> as being corrupted by function calls -fcaller-saves Save registers around function calls -fcanonical-system-headers Where shorter, use canonicalized paths to systems headers. -fcheck-array-temporaries Produce a warning at runtime if a array temporary has been created for a procedure argument -fcheck-branch-annotation Compare branch prediction result and autofdo profile information, store the result in a section in the generated elf file. -fcheck-branch-annotation-threshold= The number of executions a basic block needs to reach before GCC dumps its branch prediction information with -fcheck-branch-annotation. -fcheck-data-deps Compare the results of several data dependence analyzers. -fcheck-new Check the return value of new in C++ -fcheck-references Generate checks for references to NULL -fcheck= -fcheck=[...] Specify which runtime checks are to be performed -fcilkplus Enable Cilk Plus -fclasspath= --classpath=<path> Set class path -fcoarray= -fcoarray=[...] Specify which coarray parallelization should be used -fcombine-stack-adjustments Looks for opportunities to reduce stack adjustments and stack references. -fcommon Do not put uninitialized globals in the common section -fcompare-debug -fcompare-debug-second Run only the second compilation of -fcompare-debug -fcompare-debug[=<opts>] Compile with and without e.g. -gtoggle, and compare the final-insns dump -fcompare-elim Perform comparison elimination after register allocation has finished -fcompile-resource= -fcond-mismatch Allow the arguments of the '?' operator to have different types -fconserve-space Does nothing. Preserved for backward compatibility. -fconserve-stack Do not perform optimizations increasing noticeably stack usage -fconstant-string-class= -fconst-string-class=<name> Use class <name> for constant strings no class name specified with %qs -fconstexpr-depth= -fconstexpr-depth=<number> SpecifySpecify handling of excess floating-point precision -fexec-charset= -fexec-charset=<cset> Convert all strings and character constants to character set <cset> -fexpensive-optimizations Perform a number of minor, expensive optimizations -fext-numeric-literals Interpret imaginary, fixed-point, or other gnu number suffix as the corresponding number literal rather than a user-defined number literal. -fextdirs= --extdirs=<path> Set the extension directory path -fextended-identifiers Permit universal character names (\u and \U) in identifiers -fextern-tls-init Support dynamic initialization of thread-local variables in a different translation unit -fexternal-blas Specify that an external BLAS library should be used for matmul calls on large-size arrays -fexternal-templates -ff2c Use f2c calling convention -ffast-math -ffat-lto-objects Output lto objects containing both the intermediate language and binary output. -ffilelist-file Input file is a file with a list of filenames to compile -ffinite-math-only Assume no NaNs or infinities are generated -ffixed- -ffixed-<register> Mark <register> as being unavailable to the compiler -ffixed-form Assume that the source file is fixed form -ffixed-line-length- -ffixed-line-length-<n> Use n as character line width in fixed mode -ffixed-line-length-none Allow arbitrary character line width in fixed mode -ffloat-store Don't allocate floats and doubles in extended-precision registers -ffor-scope Scope of for-init-statement variables is local to the loop -fforce-addr -fforce-classes-archive-check Always check for non gcj generated classes archives -fforward-propagate Perform a forward propagation pass on RTL -ffp-contract= -ffp-contract=[off|on|fast] Perform floating-point expression contraction. -ffpe-summary= -ffpe-summary=[...] Print summary of floating point exceptions -ffpe-trap= -ffpe-trap=[...] Stop on following floating point exceptions -ffree-form Assume that the source file is free form -ffree-line-length- -ffree-line-length-<n> Use n as character line width in free mode -ffree-line-length-none Allow arbitrary character line width in free mode -ffreestanding Do not assume that standard C libraries and "main" exist -ffriend-injection Inject friend functions into enclosing namespace -ffrontend-optimize Enable front end optimization -ffunction-attribute-list= -ffunction-attribute-list=attribute:name,... Add attribute to named functions -ffunction-cse Allow function addresses to be held in registers -ffunction-sections Place each function into its own section -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 -fgnu-keywords Recognize GNU-defined keywords -fgnu-runtime Generate code for GNU runtime environment -fgnu-tm Enable support for GNU transactional memory -fgnu-unique Use STB_GNU_UNIQUE if supported by the assembler -fgnu89-inline Use traditional GNU semantics for inline functions -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- -fgo-dump-<type> Dump Go frontend internal information -fgo-optimize- -fgo-optimize-<type> Turn on optimization passes in the frontend -fgo-pkgpath= -fgo-pkgpath=<string> Set Go package path -fgo-prefix= -fgo-prefix=<string> Set package-specific prefix for exported Go names -fgo-relative-import-path= -fgo-relative-import-path=<path> Treat a relative import as relative to path -fgraphite Enable in and out of Graphite representation -fgraphite-identity Enable Graphite Identity transformation -fguess-branch-probability Enable guessing of branch probabilities -fguiding-decls -fhandle-exceptions -fhandle-exceptions has been renamed -fexceptions (and is now on by default) -fhash-synchronization Assume the runtime uses a hash table to map an object to its synchronization structure -fhelp -fhelp= -fhoist-adjacent-loads Enable hoisting adjacent loads to encourage generating conditional move instructions -fhonor-std -fhosted Assume normal C execution environment -fhuge-objects -fident Process #ident directives -fif-conversion Perform conversion of conditional jumps to branchless equivalents -fif-conversion2 Perform conversion of conditional jumps to conditional execution -fimplement-inlines Export functions even if they can be inlined -fimplicit-inline-templates Emit implicit instantiations of inline templates -fimplicit-none Specify that no implicit typing is allowed, unless overridden by explicit IMPLICIT statements -fimplicit-templates Emit implicit instantiations of templates -findirect-classes Generate instances of Class at runtime -findirect-dispatch Use offset tables for virtual method calls -findirect-inlining Perform indirect inlining -finhibit-size-directive Do not generate .size directives -finit-character= -finit-character=<n> Initialize local character variables to ASCII value n -finit-integer= -finit-integer=<n> Initialize local integer variables to n -finit-local-zero Initialize local variables to zero (from g77) -finit-logical= -finit-logical=<true|false> Initialize local logical variables -finit-real= -finit-real=<zero|nan|inf|-inf> Initialize local real variables -finline Enable inlining of function declared "inline", disabling disables all inlining -finline-atomics Inline __atomic operations when a lock free instruction sequence is available. -finline-functions Integrate functions not declared "inline" into their callers when profitable -finline-functions-called-once Integrate functions only required by their single caller -finline-limit- -finline-limit= -finline-limit=<number> Limit the size of inlined functions to <number> -finline-small-functions Integrate functions into their callers when code size is known not to grow -finput-charset= -finput-charset=<cset> Specify the default character set for source files -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 -finteger-4-integer-8 Interpret any INTEGER(4) as an INTEGER(8) -fintrinsic-modules-path Specify where to find the compiled intrinsic modules -fintrinsic-modules-path= -fipa-cp Perform interprocedural constant propagation -fipa-cp-clone Perform cloning to make Interprocedural constant propagation stronger -fipa-matrix-reorg -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 -fipa-struct-reorg -fira-algorithm= -fira-algorithm=[CB|priority] Set the used IRA algorithm -fira-hoist-pressure Use IRA based register pressure calculation in RTL hoist optimizations. -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= -fira-verbose=<number> Control IRA's level of diagnostic messages. -fisolate-erroneous-paths-attribute Detect paths which trigger erroneous or undefined behaviour due a NULL value being used in a way which is forbidden by a returns_nonnull or nonnull attribute. Isolate those paths from the main control flow and turn the statement with erroneous or undefined behaviour into a trap. -fisolate-erroneous-paths-dereference Detect paths which trigger erroneous or undefined behaviour due to dereferencing a NULL pointer. Isolate those paths from the main control flow and turn the statement with erroneous or undefined behaviour into a trap. -fivopts Optimize induction variables on trees -fjni Assume native functions are implemented using JNI -fjump-tables Use jump tables for sufficiently large switch statements -fkeep-inline-dllexport Don't emit dllexported inline functions unless needed -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 -flabels-ok -flax-vector-conversions Allow implicit conversions between vectors with differing numbers of subparts and/or differing element types. -fleading-underscore Give external symbols a leading underscore -flifetime-dse Tell DSE that the storage for a C++ object is dead when the constructor starts and when the destructor finishes. -flive-range-shrinkage Relief of register pressure through live range shrinkage -floop-block Enable Loop Blocking transformation -floop-flatten -floop-interchange Enable Loop Interchange transformation -floop-nest-optimize Enable the ISL based loop nest optimizer -floop-optimize -floop-parallelize-all Mark all loops as parallel -floop-strip-mine Enable Loop Strip Mining transformation -flto Enable link-time optimization. -flto-compression-level= -flto-compression-level=<number> Use zlib compression level <number> for IL -flto-partition=1to1 Partition symbols 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=max Put every symbol into separate partition -flto-partition=none Disable partioning and streaming -flto-report Report various link-time optimization statistics -flto-report-wpa Report various link-time optimization statistics for WPA only -flto= Link-time optimization with number of parallel jobs or jobserver. -fltrans Run the link-time optimizer in local transformation (LTRANS) mode. -fltrans-output-list= SpecifySpecify which ABI to use for Objective-C family code and meta-data generation. -fobjc-call-cxx-cdtors Generate special Objective-C methods to initialize/destroy non-POD C++ ivars, if needed -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 -fomit-frame-pointer When possible do not generate stack frames -fopenmp Enable OpenMP (implies -frecursive in Fortran) -fopenmp-simd Enable OpenMP's SIMD directives -foperator-names Recognize C++ keywords like "compl" and "xor" -fopt-info Enable all optimization info dumps on stderr -fopt-info- -fopt-info[-<type>=filename] Dump compiler optimization details -foptimize-register-move -foptimize-sibling-calls Optimize sibling and tail recursive calls -foptimize-static-class-initialization Enable optimization of static class initialization code -foptimize-strlen Enable string length optimizations on trees -foptional-diags -foutput-class-dir= -fpack-derived Try to lay out derived types as compactly as possible -fpack-struct Pack structure members together without holes -fpack-struct= -fpack-struct=<number> Set initial maximum structure member alignment -fpartial-inlining Perform partial inlining -fpcc-struct-return Return small aggregates in memory, not registers -fpch-deps -fpch-preprocess Look for and use PCH files even when preprocessing -fpeel-codesize-limit Limit non-const non-FP loop peeling under profile estimates of large code footprint -fpeel-loops Perform loop peeling -fpeephole Enable machine specific peephole optimizations -fpeephole2 Enable an RTL peephole pass before sched2 -fpermissive Downgrade conformance errors to warnings -fpic Generate position-independent code if possible (small mode) -fpie Generate position-independent code for executables if possible (small mode) -fplan9-extensions Enable Plan 9 language extensions -fplt Use PLT for PIC calls (-fno-plt: load the address from GOT at call site) -fplugin-arg- -fplugin-arg-<name>-<key>[=<value>] Specify argument <key>=<value> for plugin <name> -fplugin= Specify a plugin to load -fpost-ipa-mem-report Report on memory allocation before interprocedural optimization -fpre-ipa-mem-report -fpredictive-commoning Run predictive commoning optimization. -fprefetch-loop-arrays Generate prefetch instructions, if available, for arrays in loops -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 -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-dump Dump CFG profile for comparison. -fprofile-generate Enable common options for generating profile info for profile feedback directed optimizations -fprofile-generate-atomic= fprofile-generate-atomic=[0..3] Atomically increments for profile counters. -fprofile-generate-buildinfo= -fprofile-generate-buildinfo=filename Read build info to include in gcda file from filename -fprofile-generate-sampling Turn on instrumentation sampling with -fprofile-generate with rate set by --param profile-generate-sampling-rate or environment variable GCOV_SAMPLING_RATE -fprofile-generate= Enable common options for generating profile info for profile feedback directed optimizations, and set -fprofile-dir= -fprofile-reorder-functions Enable function reordering that improves code placement -fprofile-report Report on consistency of profile -fprofile-strip= Specify a substring to be stripped from the profile base file name -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 -fprotect-parens Protect parentheses in expressions -frandom-seed -frandom-seed= -frandom-seed=<string> Make compile reproducible using <string> -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 -freciprocal-math Same as -fassociative-math for expressions which include division. -frecord-compilation-info-in-elf Record the compiler optimizations in a .gnu.switches.text section. -frecord-gcc-switches Record gcc command line switches in the object file. -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 -freduced-reflection Reduce the amount of reflection meta-data generated -free Turn on Redundant Extensions Elimination pass. -freg-struct-return Return small aggregates in registers -fregmove -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 -freorder-functions= -freorder-functions=[callgraph] Select the scheme for function reordering. This invokes a linker plugin. Generate .gnu.callgraph.text sections listing callees and edge counts. -frepack-arrays Copy array sections into a contiguous block on procedure entry -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 -frequire-return-statement Functions which return values must end with return statements -frerun-cse-after-loop Add a common subexpression elimination pass after loop optimizations -frerun-loop-opt -freschedule-modulo-scheduled-loops Enable/Disable the traditional scheduling in loops that already passed modulo scheduling -fresolution= The resolution file -fripa Perform Dynamic Inter-Procedural Analysis. -fripa-allow-debug Allow -g enablement for -fripa -fprofile-generate compiles. -fripa-disallow-asm-modules Don't import an auxiliary module if it contains asm statements -fripa-disallow-opt-mismatch Don't import an auxiliary module if the command line options mismatch with the primary module -fripa-inc-path-sub= Substitute substring in include paths with a new string to allow reuse profile data -fripa-no-promote-always-inline-func Don't promote always inline static functions assuming they will be inlined and no copy is needed. -frounding-math Disable optimizations that assume default FP rounding behavior -frtti Generate run time type descriptor information -fsanitize-coverage=trace-pc Enable coverage-guided fuzzing code instrumentation. Inserts call to __sanitizer_cov_trace_pc into every basic block. -fsanitize= Select what to sanitize -fsaw-java-file -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 -fsched-stalled-insns-dep= -fsched-stalled-insns-dep=<number> Set dependence distance checking in premature scheduling of queued insns -fsched-stalled-insns= -fsched-stalled-insns=<number> Set number of queued insns that can be prematurely scheduled -fsched-verbose= -fsched-verbose=<number> Set the verbosity level of the scheduler -fsched2-use-superblocks If scheduling post reload, do superblock scheduling -fsched2-use-traces -fschedule-insns Reschedule instructions before register allocation -fschedule-insns2 Reschedule instructions after register allocation -fsecond-underscore Append a second underscore if the name already contains an underscore -fsection-anchors Access data in the same section from shared anchor points -fsee -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 -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" -fshow-column Show column numbers in diagnostics, when available. Default on -fshrink-wrap Emit function prologues only before parts of the function that need it, rather than at the top of the function. -fshrink-wrap-frame-pointer Framepointer shrinkwrapping optimization. -fsign-zero Apply negative sign to zero values -fsignaling-nans Disable optimizations observable by IEEE signaling NaNs -fsigned-bitfields When "signed" or "unsigned" is not given make the bitfield signed -fsigned-char Make "char" signed by default -fsigned-zeros Disable floating point optimizations that ignore the IEEE signedness of zero -fsimd-cost-model= Specifies the vectorization cost model for code marked with a simd directive -fsingle-precision-constant Convert floating point constants to single precision constants -fsized-delete Support delete operator with objetc's size as the second parameter. -fsource-filename= -fsource= Set the source language version -fsplit-ivs-in-unroller Split lifetimes of induction variables when loops are unrolled -fsplit-stack Generate discontiguous stack frames -fsplit-wide-types Split wide types into independent registers -fsquangle -fstack-arrays Put all local arrays on stack. -fstack-check Insert stack checking code into the program. Same as -fstack-check=specific -fstack-check= -fstack-check=[no|generic|specific] Insert stack checking code into the program -fstack-limit -fstack-limit-register= -fstack-limit-register=<register> Trap if the stack goes past <register> -fstack-limit-symbol= -fstack-limit-symbol=<name> Trap if the stack goes past symbol <name> -fstack-protector Use propolice as a stack protection method -fstack-protector-all Use a stack protection method for every function -fstack-protector-strong Use a smart stack protection method for certain functions -fstack-reuse= -fstack-reuse=[all|named_vars|none] Set stack reuse level for local variables. -fstack-usage Output stack usage information on a per-function basis -fstats Display statistics accumulated during compilation -fstore-check Enable assignability checks for stores into object arrays -fstrength-reduce -fstrict-aliasing Assume strict aliasing rules apply -fstrict-enum-precision Perform transformations based on enum precision -fstrict-enums Assume that values of enumeration type are always within the minimum range of that type -fstrict-overflow Treat signed overflow as undefined -fstrict-prototype -fstrict-volatile-bitfields Force bitfield accesses to match their type width -fsync-libcalls Implement __atomic operations via libcalls to legacy __sync functions -fsyntax-only Check for syntax errors, then stop -ftabstop= -ftabstop=<number> Distance between tab stops for column reporting -ftarget-help -ftarget= Set the target VM version -ftemplate-backtrace-limit= Set the maximum number of template instantiation notes for a single warning or error -ftemplate-depth- -ftemplate-depth= -ftemplate-depth=<number> SpecifySpecify options to GNAT -gnatO Set name of output ALI file (internal switch) -gno-fission -gno-pubnames Don't generate DWARF pubnames and pubtypes sections. -gno-record-gcc-switches Don't record gcc command line switches in DWARF DW_AT_producer. -gno-split-dwarf Don't generate debug information in separate .dwo files -gno-strict-dwarf Emit DWARF additions beyond selected version -gpubnames Generate DWARF pubnames and pubtypes sections. -grecord-gcc-switches Record gcc command line switches in DWARF DW_AT_producer. -gsplit-dwarf Generate debug information in separate .dwo files -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 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 -h -idirafter -idirafter <dir> Add <dir> to the end of the system include path -imacros -imacros <file> Accept definition of macros in <file> -imultiarch -imultiarch <dir> Set <dir> to be the multiarch include subdirectory -imultilib <dir> Set <dir> to be the multilib include subdirectory -include -include <file> Include the contents of <file> before other files -iplugindir=<dir> Set <dir> to be the default plugin directory -iprefix <path> Specify <path> as a prefix for next two options -iquote -iquote <dir> Add <dir> to the end of the quote include path -isysroot <dir> Set <dir> to be the system root directory -isystem <dir> Add <dir> to the start of the system include path -iwithprefix -iwithprefix <dir> Add <dir> to the end of the system include path -iwithprefixbefore -iwithprefixbefore <dir> Add <dir> to the end of the main include path -k8 Synonym of -gnatk8 -lang-asm -m128bit-long-double sizeof(long double) is 16 -m16 Generate 16bit i386 code -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 -maddress-mode= Use given address mode -madx Support flag-preserving add-carry instructions -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 -mavx512cd Support MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2 and AVX512F and AVX512CD built-in functions and code generation -mavx512er Support MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2 and AVX512F and AVX512ER built-in functions and code generation -mavx512f Support MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2 and AVX512F built-in functions and code generation -mavx512pf Support MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2 and AVX512F and AVX512PF built-in functions and code generation -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= %<-mcpu=%> is deprecated; use %<-mtune=%> or %<-march=%> instead -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 or bdver3 or bdver4 and Haifa scheduling is selected. -mdump-tune-features -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 -mfunction-return= Convert function return to call and return thunk. -mfused-madd %<-mfused-madd%> is deprecated; use %<-ffp-contract=%> instead fast off -mfxsr Support FXSAVE and FXRSTOR instructions -mglibc Use GNU C library -mhard-float -mhle Support Hardware Lock Elision prefixes -mieee-fp Use IEEE math for fp comparisons -mincoming-stack-boundary= Assume incoming stack aligned to this power of 2 -mindirect-branch-register Force indirect call and jump via register. -mindirect-branch= Convert indirect call and jump to call and return thunks. -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 %<-mintel-syntax%> and %<-mno-intel-syntax%> are deprecated; use %<-masm=intel%> and %<-masm=att%> instead att -mlarge-data-threshold= Data greater than given threshold will go into .ldata section in x86-64 medium model -mlong-double-128 Use 128-bit long double -mlong-double-64 Use 64-bit long double -mlong-double-80 Use 80-bit long double -mlwp Support LWP built-in functions and code generation -mlzcnt Support LZCNT built-in function and code generation -mmemcpy-strategy= Specify memcpy expansion strategy when expected size is known -mmemset-strategy= Specify
