From 82ba818ff456bcd6d56a06226e3f27e98fbb55c3 Mon Sep 17 00:00:00 2001 From: Craig Jennings Date: Thu, 14 Aug 2025 22:58:58 -0500 Subject: removing all downloaded devdocs files --- devdocs/gcc~13/option-summary.html | 1214 ------------------------------------ 1 file changed, 1214 deletions(-) delete mode 100644 devdocs/gcc~13/option-summary.html (limited to 'devdocs/gcc~13/option-summary.html') diff --git a/devdocs/gcc~13/option-summary.html b/devdocs/gcc~13/option-summary.html deleted file mode 100644 index df98e499..00000000 --- a/devdocs/gcc~13/option-summary.html +++ /dev/null @@ -1,1214 +0,0 @@ -

Next: , Up: GCC Command Options [Contents][Index]

3.1 Option Summary

Here is a summary of all the options, grouped by type. Explanations are in the following sections.

Overall Options
-

See Options Controlling the Kind of Output.

-
-c  -S  -E  -o file
--dumpbase dumpbase  -dumpbase-ext auxdropsuf
--dumpdir dumppfx  -x language
--v  -###  --help[=class[,…]]  --target-help  --version
--pass-exit-codes  -pipe  -specs=file  -wrapper
-@file  -ffile-prefix-map=old=new  -fcanon-prefix-map
--fplugin=file  -fplugin-arg-name=arg
--fdump-ada-spec[-slim]  -fada-spec-parent=unit  -fdump-go-spec=file
-
C Language Options
-

See Options Controlling C Dialect.

-
-ansi  -std=standard  -aux-info filename
--fno-asm
--fno-builtin  -fno-builtin-function  -fcond-mismatch
--ffreestanding  -fgimple  -fgnu-tm  -fgnu89-inline  -fhosted
--flax-vector-conversions  -fms-extensions
--foffload=arg  -foffload-options=arg
--fopenacc  -fopenacc-dim=geom
--fopenmp  -fopenmp-simd  -fopenmp-target-simd-clone[=device-type]
--fpermitted-flt-eval-methods=standard
--fplan9-extensions  -fsigned-bitfields  -funsigned-bitfields
--fsigned-char  -funsigned-char -fstrict-flex-arrays[=n]
--fsso-struct=endianness
-
C++ Language Options
-

See Options Controlling C++ Dialect.

-
-fabi-version=n  -fno-access-control
--faligned-new=n  -fargs-in-order=n  -fchar8_t  -fcheck-new
--fconstexpr-depth=n  -fconstexpr-cache-depth=n
--fconstexpr-loop-limit=n  -fconstexpr-ops-limit=n
--fno-elide-constructors
--fno-enforce-eh-specs
--fno-gnu-keywords
--fno-implicit-templates
--fno-implicit-inline-templates
--fno-implement-inlines
--fmodule-header[=kind] -fmodule-only -fmodules-ts
--fmodule-implicit-inline
--fno-module-lazy
--fmodule-mapper=specification
--fmodule-version-ignore
--fms-extensions
--fnew-inheriting-ctors
--fnew-ttp-matching
--fno-nonansi-builtins  -fnothrow-opt  -fno-operator-names
--fno-optional-diags  -fpermissive
--fno-pretty-templates
--fno-rtti  -fsized-deallocation
--ftemplate-backtrace-limit=n
--ftemplate-depth=n
--fno-threadsafe-statics  -fuse-cxa-atexit
--fno-weak  -nostdinc++
--fvisibility-inlines-hidden
--fvisibility-ms-compat
--fext-numeric-literals
--flang-info-include-translate[=header]
--flang-info-include-translate-not
--flang-info-module-cmi[=module]
--stdlib=libstdc++,libc++
--Wabi-tag  -Wcatch-value  -Wcatch-value=n
--Wno-class-conversion  -Wclass-memaccess
--Wcomma-subscript  -Wconditionally-supported
--Wno-conversion-null  -Wctad-maybe-unsupported
--Wctor-dtor-privacy  -Wdangling-reference
--Wno-delete-incomplete
--Wdelete-non-virtual-dtor  -Wno-deprecated-array-compare
--Wdeprecated-copy -Wdeprecated-copy-dtor
--Wno-deprecated-enum-enum-conversion -Wno-deprecated-enum-float-conversion
--Weffc++  -Wno-exceptions -Wextra-semi  -Wno-inaccessible-base
--Wno-inherited-variadic-ctor  -Wno-init-list-lifetime
--Winvalid-constexpr -Winvalid-imported-macros
--Wno-invalid-offsetof  -Wno-literal-suffix
--Wmismatched-new-delete -Wmismatched-tags
--Wmultiple-inheritance  -Wnamespaces  -Wnarrowing
--Wnoexcept  -Wnoexcept-type  -Wnon-virtual-dtor
--Wpessimizing-move  -Wno-placement-new  -Wplacement-new=n
--Wrange-loop-construct -Wredundant-move -Wredundant-tags
--Wreorder  -Wregister
--Wstrict-null-sentinel  -Wno-subobject-linkage  -Wtemplates
--Wno-non-template-friend  -Wold-style-cast
--Woverloaded-virtual  -Wno-pmf-conversions -Wself-move -Wsign-promo
--Wsized-deallocation  -Wsuggest-final-methods
--Wsuggest-final-types  -Wsuggest-override
--Wno-terminate  -Wuseless-cast  -Wno-vexing-parse
--Wvirtual-inheritance
--Wno-virtual-move-assign  -Wvolatile  -Wzero-as-null-pointer-constant
-
Objective-C and Objective-C++ Language Options
-

See Options Controlling Objective-C and Objective-C++ Dialects.

-
-fconstant-string-class=class-name
--fgnu-runtime  -fnext-runtime
--fno-nil-receivers
--fobjc-abi-version=n
--fobjc-call-cxx-cdtors
--fobjc-direct-dispatch
--fobjc-exceptions
--fobjc-gc
--fobjc-nilcheck
--fobjc-std=objc1
--fno-local-ivars
--fivar-visibility=[public|protected|private|package]
--freplace-objc-classes
--fzero-link
--gen-decls
--Wassign-intercept  -Wno-property-assign-default
--Wno-protocol -Wobjc-root-class -Wselector
--Wstrict-selector-match
--Wundeclared-selector
-
Diagnostic Message Formatting Options
-

See Options to Control Diagnostic Messages Formatting.

-
-fmessage-length=n
--fdiagnostics-plain-output
--fdiagnostics-show-location=[once|every-line]
--fdiagnostics-color=[auto|never|always]
--fdiagnostics-urls=[auto|never|always]
--fdiagnostics-format=[text|sarif-stderr|sarif-file|json|json-stderr|json-file]
--fno-diagnostics-show-option  -fno-diagnostics-show-caret
--fno-diagnostics-show-labels  -fno-diagnostics-show-line-numbers
--fno-diagnostics-show-cwe
--fno-diagnostics-show-rule
--fdiagnostics-minimum-margin-width=width
--fdiagnostics-parseable-fixits  -fdiagnostics-generate-patch
--fdiagnostics-show-template-tree  -fno-elide-type
--fdiagnostics-path-format=[none|separate-events|inline-events]
--fdiagnostics-show-path-depths
--fno-show-column
--fdiagnostics-column-unit=[display|byte]
--fdiagnostics-column-origin=origin
--fdiagnostics-escape-format=[unicode|bytes]
-
Warning Options
-

See Options to Request or Suppress Warnings.

-
-fsyntax-only  -fmax-errors=n  -Wpedantic
--pedantic-errors
--w  -Wextra  -Wall  -Wabi=n
--Waddress  -Wno-address-of-packed-member  -Waggregate-return
--Walloc-size-larger-than=byte-size  -Walloc-zero
--Walloca  -Walloca-larger-than=byte-size
--Wno-aggressive-loop-optimizations
--Warith-conversion
--Warray-bounds  -Warray-bounds=n  -Warray-compare
--Wno-attributes  -Wattribute-alias=n -Wno-attribute-alias
--Wno-attribute-warning
--Wbidi-chars=[none|unpaired|any|ucn]
--Wbool-compare  -Wbool-operation
--Wno-builtin-declaration-mismatch
--Wno-builtin-macro-redefined  -Wc90-c99-compat  -Wc99-c11-compat
--Wc11-c2x-compat
--Wc++-compat  -Wc++11-compat  -Wc++14-compat  -Wc++17-compat
--Wc++20-compat
--Wno-c++11-extensions  -Wno-c++14-extensions -Wno-c++17-extensions
--Wno-c++20-extensions  -Wno-c++23-extensions
--Wcast-align  -Wcast-align=strict  -Wcast-function-type  -Wcast-qual
--Wchar-subscripts
--Wclobbered  -Wcomment
--Wno-complain-wrong-lang
--Wconversion  -Wno-coverage-mismatch  -Wno-cpp
--Wdangling-else  -Wdangling-pointer  -Wdangling-pointer=n
--Wdate-time
--Wno-deprecated  -Wno-deprecated-declarations  -Wno-designated-init
--Wdisabled-optimization
--Wno-discarded-array-qualifiers  -Wno-discarded-qualifiers
--Wno-div-by-zero  -Wdouble-promotion
--Wduplicated-branches  -Wduplicated-cond
--Wempty-body  -Wno-endif-labels  -Wenum-compare  -Wenum-conversion
--Wenum-int-mismatch
--Werror  -Werror=*  -Wexpansion-to-defined  -Wfatal-errors
--Wfloat-conversion  -Wfloat-equal  -Wformat  -Wformat=2
--Wno-format-contains-nul  -Wno-format-extra-args
--Wformat-nonliteral  -Wformat-overflow=n
--Wformat-security  -Wformat-signedness  -Wformat-truncation=n
--Wformat-y2k  -Wframe-address
--Wframe-larger-than=byte-size  -Wno-free-nonheap-object
--Wno-if-not-aligned  -Wno-ignored-attributes
--Wignored-qualifiers  -Wno-incompatible-pointer-types
--Wimplicit  -Wimplicit-fallthrough  -Wimplicit-fallthrough=n
--Wno-implicit-function-declaration  -Wno-implicit-int
--Winfinite-recursion
--Winit-self  -Winline  -Wno-int-conversion  -Wint-in-bool-context
--Wno-int-to-pointer-cast  -Wno-invalid-memory-model
--Winvalid-pch  -Winvalid-utf8  -Wno-unicode  -Wjump-misses-init
--Wlarger-than=byte-size  -Wlogical-not-parentheses  -Wlogical-op
--Wlong-long  -Wno-lto-type-mismatch -Wmain  -Wmaybe-uninitialized
--Wmemset-elt-size  -Wmemset-transposed-args
--Wmisleading-indentation  -Wmissing-attributes  -Wmissing-braces
--Wmissing-field-initializers  -Wmissing-format-attribute
--Wmissing-include-dirs  -Wmissing-noreturn  -Wno-missing-profile
--Wno-multichar  -Wmultistatement-macros  -Wnonnull  -Wnonnull-compare
--Wnormalized=[none|id|nfc|nfkc]
--Wnull-dereference  -Wno-odr
--Wopenacc-parallelism
--Wopenmp-simd
--Wno-overflow  -Woverlength-strings  -Wno-override-init-side-effects
--Wpacked  -Wno-packed-bitfield-compat  -Wpacked-not-aligned  -Wpadded
--Wparentheses  -Wno-pedantic-ms-format
--Wpointer-arith  -Wno-pointer-compare  -Wno-pointer-to-int-cast
--Wno-pragmas  -Wno-prio-ctor-dtor  -Wredundant-decls
--Wrestrict  -Wno-return-local-addr  -Wreturn-type
--Wno-scalar-storage-order  -Wsequence-point
--Wshadow  -Wshadow=global  -Wshadow=local  -Wshadow=compatible-local
--Wno-shadow-ivar
--Wno-shift-count-negative  -Wno-shift-count-overflow  -Wshift-negative-value
--Wno-shift-overflow  -Wshift-overflow=n
--Wsign-compare  -Wsign-conversion
--Wno-sizeof-array-argument
--Wsizeof-array-div
--Wsizeof-pointer-div  -Wsizeof-pointer-memaccess
--Wstack-protector  -Wstack-usage=byte-size  -Wstrict-aliasing
--Wstrict-aliasing=n  -Wstrict-overflow  -Wstrict-overflow=n
--Wstring-compare
--Wno-stringop-overflow -Wno-stringop-overread
--Wno-stringop-truncation -Wstrict-flex-arrays
--Wsuggest-attribute=[pure|const|noreturn|format|malloc]
--Wswitch  -Wno-switch-bool  -Wswitch-default  -Wswitch-enum
--Wno-switch-outside-range  -Wno-switch-unreachable  -Wsync-nand
--Wsystem-headers  -Wtautological-compare  -Wtrampolines  -Wtrigraphs
--Wtrivial-auto-var-init -Wtsan -Wtype-limits  -Wundef
--Wuninitialized  -Wunknown-pragmas
--Wunsuffixed-float-constants  -Wunused
--Wunused-but-set-parameter  -Wunused-but-set-variable
--Wunused-const-variable  -Wunused-const-variable=n
--Wunused-function  -Wunused-label  -Wunused-local-typedefs
--Wunused-macros
--Wunused-parameter  -Wno-unused-result
--Wunused-value  -Wunused-variable
--Wno-varargs  -Wvariadic-macros
--Wvector-operation-performance
--Wvla  -Wvla-larger-than=byte-size  -Wno-vla-larger-than
--Wvolatile-register-var  -Wwrite-strings
--Wxor-used-as-pow
--Wzero-length-bounds
-
Static Analyzer Options
-
-fanalyzer
--fanalyzer-call-summaries
--fanalyzer-checker=name
--fno-analyzer-feasibility
--fanalyzer-fine-grained
--fno-analyzer-state-merge
--fno-analyzer-state-purge
--fno-analyzer-suppress-followups
--fanalyzer-transitivity
--fno-analyzer-undo-inlining
--fanalyzer-verbose-edges
--fanalyzer-verbose-state-changes
--fanalyzer-verbosity=level
--fdump-analyzer
--fdump-analyzer-callgraph
--fdump-analyzer-exploded-graph
--fdump-analyzer-exploded-nodes
--fdump-analyzer-exploded-nodes-2
--fdump-analyzer-exploded-nodes-3
--fdump-analyzer-exploded-paths
--fdump-analyzer-feasibility
--fdump-analyzer-json
--fdump-analyzer-state-purge
--fdump-analyzer-stderr
--fdump-analyzer-supergraph
--fdump-analyzer-untracked
--Wno-analyzer-double-fclose
--Wno-analyzer-double-free
--Wno-analyzer-exposure-through-output-file
--Wno-analyzer-exposure-through-uninit-copy
--Wno-analyzer-fd-access-mode-mismatch
--Wno-analyzer-fd-double-close
--Wno-analyzer-fd-leak
--Wno-analyzer-fd-phase-mismatch
--Wno-analyzer-fd-type-mismatch
--Wno-analyzer-fd-use-after-close
--Wno-analyzer-fd-use-without-check
--Wno-analyzer-file-leak
--Wno-analyzer-free-of-non-heap
--Wno-analyzer-imprecise-fp-arithmetic
--Wno-analyzer-infinite-recursion
--Wno-analyzer-jump-through-null
--Wno-analyzer-malloc-leak
--Wno-analyzer-mismatching-deallocation
--Wno-analyzer-null-argument
--Wno-analyzer-null-dereference
--Wno-analyzer-out-of-bounds
--Wno-analyzer-possible-null-argument
--Wno-analyzer-possible-null-dereference
--Wno-analyzer-putenv-of-auto-var
--Wno-analyzer-shift-count-negative
--Wno-analyzer-shift-count-overflow
--Wno-analyzer-stale-setjmp-buffer
--Wno-analyzer-tainted-allocation-size
--Wno-analyzer-tainted-assertion
--Wno-analyzer-tainted-array-index
--Wno-analyzer-tainted-divisor
--Wno-analyzer-tainted-offset
--Wno-analyzer-tainted-size
--Wanalyzer-too-complex
--Wno-analyzer-unsafe-call-within-signal-handler
--Wno-analyzer-use-after-free
--Wno-analyzer-use-of-pointer-in-stale-stack-frame
--Wno-analyzer-use-of-uninitialized-value
--Wno-analyzer-va-arg-type-mismatch
--Wno-analyzer-va-list-exhausted
--Wno-analyzer-va-list-leak
--Wno-analyzer-va-list-use-after-va-end
--Wno-analyzer-write-to-const
--Wno-analyzer-write-to-string-literal
-
C and Objective-C-only Warning Options
-
-Wbad-function-cast  -Wmissing-declarations
--Wmissing-parameter-type  -Wmissing-prototypes  -Wnested-externs
--Wold-style-declaration  -Wold-style-definition
--Wstrict-prototypes  -Wtraditional  -Wtraditional-conversion
--Wdeclaration-after-statement  -Wpointer-sign
-
Debugging Options
-

See Options for Debugging Your Program.

-
-g  -glevel  -gdwarf  -gdwarf-version
--gbtf -gctf  -gctflevel
--ggdb  -grecord-gcc-switches  -gno-record-gcc-switches
--gstrict-dwarf  -gno-strict-dwarf
--gas-loc-support  -gno-as-loc-support
--gas-locview-support  -gno-as-locview-support
--gcolumn-info  -gno-column-info  -gdwarf32  -gdwarf64
--gstatement-frontiers  -gno-statement-frontiers
--gvariable-location-views  -gno-variable-location-views
--ginternal-reset-location-views  -gno-internal-reset-location-views
--ginline-points  -gno-inline-points
--gvms -gz[=type]
--gsplit-dwarf  -gdescribe-dies  -gno-describe-dies
--fdebug-prefix-map=old=new  -fdebug-types-section
--fno-eliminate-unused-debug-types
--femit-struct-debug-baseonly  -femit-struct-debug-reduced
--femit-struct-debug-detailed[=spec-list]
--fno-eliminate-unused-debug-symbols  -femit-class-debug-always
--fno-merge-debug-strings  -fno-dwarf2-cfi-asm
--fvar-tracking  -fvar-tracking-assignments
-
Optimization Options
-

See Options that Control Optimization.

-
-faggressive-loop-optimizations
--falign-functions[=n[:m:[n2[:m2]]]]
--falign-jumps[=n[:m:[n2[:m2]]]]
--falign-labels[=n[:m:[n2[:m2]]]]
--falign-loops[=n[:m:[n2[:m2]]]]
--fno-allocation-dce -fallow-store-data-races
--fassociative-math  -fauto-profile  -fauto-profile[=path]
--fauto-inc-dec  -fbranch-probabilities
--fcaller-saves
--fcombine-stack-adjustments  -fconserve-stack
--fcompare-elim  -fcprop-registers  -fcrossjumping
--fcse-follow-jumps  -fcse-skip-blocks  -fcx-fortran-rules
--fcx-limited-range
--fdata-sections  -fdce  -fdelayed-branch
--fdelete-null-pointer-checks  -fdevirtualize  -fdevirtualize-speculatively
--fdevirtualize-at-ltrans  -fdse
--fearly-inlining  -fipa-sra  -fexpensive-optimizations  -ffat-lto-objects
--ffast-math  -ffinite-math-only  -ffloat-store  -fexcess-precision=style
--ffinite-loops
--fforward-propagate  -ffp-contract=style  -ffunction-sections
--fgcse  -fgcse-after-reload  -fgcse-las  -fgcse-lm  -fgraphite-identity
--fgcse-sm  -fhoist-adjacent-loads  -fif-conversion
--fif-conversion2  -findirect-inlining
--finline-functions  -finline-functions-called-once  -finline-limit=n
--finline-small-functions -fipa-modref -fipa-cp  -fipa-cp-clone
--fipa-bit-cp  -fipa-vrp  -fipa-pta  -fipa-profile  -fipa-pure-const
--fipa-reference  -fipa-reference-addressable
--fipa-stack-alignment  -fipa-icf  -fira-algorithm=algorithm
--flive-patching=level
--fira-region=region  -fira-hoist-pressure
--fira-loop-pressure  -fno-ira-share-save-slots
--fno-ira-share-spill-slots
--fisolate-erroneous-paths-dereference  -fisolate-erroneous-paths-attribute
--fivopts  -fkeep-inline-functions  -fkeep-static-functions
--fkeep-static-consts  -flimit-function-alignment  -flive-range-shrinkage
--floop-block  -floop-interchange  -floop-strip-mine
--floop-unroll-and-jam  -floop-nest-optimize
--floop-parallelize-all  -flra-remat  -flto  -flto-compression-level
--flto-partition=alg  -fmerge-all-constants
--fmerge-constants  -fmodulo-sched  -fmodulo-sched-allow-regmoves
--fmove-loop-invariants  -fmove-loop-stores  -fno-branch-count-reg
--fno-defer-pop  -fno-fp-int-builtin-inexact  -fno-function-cse
--fno-guess-branch-probability  -fno-inline  -fno-math-errno  -fno-peephole
--fno-peephole2  -fno-printf-return-value  -fno-sched-interblock
--fno-sched-spec  -fno-signed-zeros
--fno-toplevel-reorder  -fno-trapping-math  -fno-zero-initialized-in-bss
--fomit-frame-pointer  -foptimize-sibling-calls
--fpartial-inlining  -fpeel-loops  -fpredictive-commoning
--fprefetch-loop-arrays
--fprofile-correction
--fprofile-use  -fprofile-use=path -fprofile-partial-training
--fprofile-values -fprofile-reorder-functions
--freciprocal-math  -free  -frename-registers  -freorder-blocks
--freorder-blocks-algorithm=algorithm
--freorder-blocks-and-partition  -freorder-functions
--frerun-cse-after-loop  -freschedule-modulo-scheduled-loops
--frounding-math  -fsave-optimization-record
--fsched2-use-superblocks  -fsched-pressure
--fsched-spec-load  -fsched-spec-load-dangerous
--fsched-stalled-insns-dep[=n]  -fsched-stalled-insns[=n]
--fsched-group-heuristic  -fsched-critical-path-heuristic
--fsched-spec-insn-heuristic  -fsched-rank-heuristic
--fsched-last-insn-heuristic  -fsched-dep-count-heuristic
--fschedule-fusion
--fschedule-insns  -fschedule-insns2  -fsection-anchors
--fselective-scheduling  -fselective-scheduling2
--fsel-sched-pipelining  -fsel-sched-pipelining-outer-loops
--fsemantic-interposition  -fshrink-wrap  -fshrink-wrap-separate
--fsignaling-nans
--fsingle-precision-constant  -fsplit-ivs-in-unroller  -fsplit-loops
--fsplit-paths
--fsplit-wide-types  -fsplit-wide-types-early  -fssa-backprop  -fssa-phiopt
--fstdarg-opt  -fstore-merging  -fstrict-aliasing -fipa-strict-aliasing
--fthread-jumps  -ftracer  -ftree-bit-ccp
--ftree-builtin-call-dce  -ftree-ccp  -ftree-ch
--ftree-coalesce-vars  -ftree-copy-prop  -ftree-dce  -ftree-dominator-opts
--ftree-dse  -ftree-forwprop  -ftree-fre  -fcode-hoisting
--ftree-loop-if-convert  -ftree-loop-im
--ftree-phiprop  -ftree-loop-distribution  -ftree-loop-distribute-patterns
--ftree-loop-ivcanon  -ftree-loop-linear  -ftree-loop-optimize
--ftree-loop-vectorize
--ftree-parallelize-loops=n  -ftree-pre  -ftree-partial-pre  -ftree-pta
--ftree-reassoc  -ftree-scev-cprop  -ftree-sink  -ftree-slsr  -ftree-sra
--ftree-switch-conversion  -ftree-tail-merge
--ftree-ter  -ftree-vectorize  -ftree-vrp  -ftrivial-auto-var-init
--funconstrained-commons -funit-at-a-time  -funroll-all-loops
--funroll-loops -funsafe-math-optimizations  -funswitch-loops
--fipa-ra  -fvariable-expansion-in-unroller  -fvect-cost-model  -fvpt
--fweb  -fwhole-program  -fwpa  -fuse-linker-plugin -fzero-call-used-regs
---param name=value
--O  -O0  -O1  -O2  -O3  -Os  -Ofast  -Og  -Oz
-
Program Instrumentation Options
-

See Program Instrumentation Options.

-
-p  -pg  -fprofile-arcs  --coverage  -ftest-coverage
--fprofile-abs-path
--fprofile-dir=path  -fprofile-generate  -fprofile-generate=path
--fprofile-info-section  -fprofile-info-section=name
--fprofile-note=path -fprofile-prefix-path=path
--fprofile-update=method -fprofile-filter-files=regex
--fprofile-exclude-files=regex
--fprofile-reproducible=[multithreaded|parallel-runs|serial]
--fsanitize=style  -fsanitize-recover  -fsanitize-recover=style
--fsanitize-trap   -fsanitize-trap=style
--fasan-shadow-offset=number  -fsanitize-sections=s1,s2,...
--fsanitize-undefined-trap-on-error  -fbounds-check
--fcf-protection=[full|branch|return|none|check]
--fharden-compares -fharden-conditional-branches
--fstack-protector  -fstack-protector-all  -fstack-protector-strong
--fstack-protector-explicit  -fstack-check
--fstack-limit-register=reg  -fstack-limit-symbol=sym
--fno-stack-limit  -fsplit-stack
--fvtable-verify=[std|preinit|none]
--fvtv-counts  -fvtv-debug
--finstrument-functions  -finstrument-functions-once
--finstrument-functions-exclude-function-list=sym,sym,…
--finstrument-functions-exclude-file-list=file,file,…
--fprofile-prefix-map=old=new
-
Preprocessor Options
-

See Options Controlling the Preprocessor.

-
-Aquestion=answer
--A-question[=answer]
--C  -CC  -Dmacro[=defn]
--dD  -dI  -dM  -dN  -dU
--fdebug-cpp  -fdirectives-only  -fdollars-in-identifiers
--fexec-charset=charset  -fextended-identifiers
--finput-charset=charset  -flarge-source-files
--fmacro-prefix-map=old=new -fmax-include-depth=depth
--fno-canonical-system-headers  -fpch-deps  -fpch-preprocess
--fpreprocessed  -ftabstop=width  -ftrack-macro-expansion
--fwide-exec-charset=charset  -fworking-directory
--H  -imacros file  -include file
--M  -MD  -MF  -MG  -MM  -MMD  -MP  -MQ  -MT -Mno-modules
--no-integrated-cpp  -P  -pthread  -remap
--traditional  -traditional-cpp  -trigraphs
--Umacro  -undef
--Wp,option  -Xpreprocessor option
-
Assembler Options
-

See Passing Options to the Assembler.

-
-Wa,option  -Xassembler option
-
Linker Options
-

See Options for Linking.

-
object-file-name  -fuse-ld=linker  -llibrary
--nostartfiles  -nodefaultlibs  -nolibc  -nostdlib  -nostdlib++
--e entry  --entry=entry
--pie  -pthread  -r  -rdynamic
--s  -static  -static-pie  -static-libgcc  -static-libstdc++
--static-libasan  -static-libtsan  -static-liblsan  -static-libubsan
--shared  -shared-libgcc  -symbolic
--T script  -Wl,option  -Xlinker option
--u symbol  -z keyword
-
Directory Options
-

See Options for Directory Search.

-
-Bprefix  -Idir  -I-
--idirafter dir
--imacros file  -imultilib dir
--iplugindir=dir  -iprefix file
--iquote dir  -isysroot dir  -isystem dir
--iwithprefix dir  -iwithprefixbefore dir
--Ldir  -no-canonical-prefixes  --no-sysroot-suffix
--nostdinc  -nostdinc++  --sysroot=dir
-
Code Generation Options
-

See Options for Code Generation Conventions.

-
-fcall-saved-reg  -fcall-used-reg
--ffixed-reg  -fexceptions
--fnon-call-exceptions  -fdelete-dead-exceptions  -funwind-tables
--fasynchronous-unwind-tables
--fno-gnu-unique
--finhibit-size-directive  -fcommon  -fno-ident
--fpcc-struct-return  -fpic  -fPIC  -fpie  -fPIE  -fno-plt
--fno-jump-tables -fno-bit-tests
--frecord-gcc-switches
--freg-struct-return  -fshort-enums  -fshort-wchar
--fverbose-asm  -fpack-struct[=n]
--fleading-underscore  -ftls-model=model
--fstack-reuse=reuse_level
--ftrampolines  -ftrapv  -fwrapv
--fvisibility=[default|internal|hidden|protected]
--fstrict-volatile-bitfields  -fsync-libcalls
-
Developer Options
-

See GCC Developer Options.

-
-dletters  -dumpspecs  -dumpmachine  -dumpversion
--dumpfullversion  -fcallgraph-info[=su,da]
--fchecking  -fchecking=n
--fdbg-cnt-list  -fdbg-cnt=counter-value-list
--fdisable-ipa-pass_name
--fdisable-rtl-pass_name
--fdisable-rtl-pass-name=range-list
--fdisable-tree-pass_name
--fdisable-tree-pass-name=range-list
--fdump-debug  -fdump-earlydebug
--fdump-noaddr  -fdump-unnumbered  -fdump-unnumbered-links
--fdump-final-insns[=file]
--fdump-ipa-all  -fdump-ipa-cgraph  -fdump-ipa-inline
--fdump-lang-all
--fdump-lang-switch
--fdump-lang-switch-options
--fdump-lang-switch-options=filename
--fdump-passes
--fdump-rtl-pass  -fdump-rtl-pass=filename
--fdump-statistics
--fdump-tree-all
--fdump-tree-switch
--fdump-tree-switch-options
--fdump-tree-switch-options=filename
--fcompare-debug[=opts]  -fcompare-debug-second
--fenable-kind-pass
--fenable-kind-pass=range-list
--fira-verbose=n
--flto-report  -flto-report-wpa  -fmem-report-wpa
--fmem-report  -fpre-ipa-mem-report  -fpost-ipa-mem-report
--fopt-info  -fopt-info-options[=file]
--fmultiflags  -fprofile-report
--frandom-seed=string  -fsched-verbose=n
--fsel-sched-verbose  -fsel-sched-dump-cfg  -fsel-sched-pipelining-verbose
--fstats  -fstack-usage  -ftime-report  -ftime-report-details
--fvar-tracking-assignments-toggle  -gtoggle
--print-file-name=library  -print-libgcc-file-name
--print-multi-directory  -print-multi-lib  -print-multi-os-directory
--print-prog-name=program  -print-search-dirs  -Q
--print-sysroot  -print-sysroot-headers-suffix
--save-temps  -save-temps=cwd  -save-temps=obj  -time[=file]
-
Machine-Dependent Options
-

See Machine-Dependent Options.

AArch64 Options

-
-mabi=name  -mbig-endian  -mlittle-endian
--mgeneral-regs-only
--mcmodel=tiny  -mcmodel=small  -mcmodel=large
--mstrict-align  -mno-strict-align
--momit-leaf-frame-pointer
--mtls-dialect=desc  -mtls-dialect=traditional
--mtls-size=size
--mfix-cortex-a53-835769  -mfix-cortex-a53-843419
--mlow-precision-recip-sqrt  -mlow-precision-sqrt  -mlow-precision-div
--mpc-relative-literal-loads
--msign-return-address=scope
--mbranch-protection=none|standard|pac-ret[+leaf
-+b-key]|bti
--mharden-sls=opts
--march=name  -mcpu=name  -mtune=name
--moverride=string  -mverbose-cost-dump
--mstack-protector-guard=guard -mstack-protector-guard-reg=sysreg
--mstack-protector-guard-offset=offset -mtrack-speculation
--moutline-atomics
-

Adapteva Epiphany Options

-
-mhalf-reg-file  -mprefer-short-insn-regs
--mbranch-cost=num  -mcmove  -mnops=num  -msoft-cmpsf
--msplit-lohi  -mpost-inc  -mpost-modify  -mstack-offset=num
--mround-nearest  -mlong-calls  -mshort-calls  -msmall16
--mfp-mode=mode  -mvect-double  -max-vect-align=num
--msplit-vecmove-early  -m1reg-reg
-

AMD GCN Options

-
-march=gpu -mtune=gpu -mstack-size=bytes
-

ARC Options

-
-mbarrel-shifter  -mjli-always
--mcpu=cpu  -mA6  -mARC600  -mA7  -mARC700
--mdpfp  -mdpfp-compact  -mdpfp-fast  -mno-dpfp-lrsr
--mea  -mno-mpy  -mmul32x16  -mmul64  -matomic
--mnorm  -mspfp  -mspfp-compact  -mspfp-fast  -msimd  -msoft-float  -mswap
--mcrc  -mdsp-packa  -mdvbf  -mlock  -mmac-d16  -mmac-24  -mrtsc  -mswape
--mtelephony  -mxy  -misize  -mannotate-align  -marclinux  -marclinux_prof
--mlong-calls  -mmedium-calls  -msdata  -mirq-ctrl-saved
--mrgf-banked-regs  -mlpc-width=width  -G num
--mvolatile-cache  -mtp-regno=regno
--malign-call  -mauto-modify-reg  -mbbit-peephole  -mno-brcc
--mcase-vector-pcrel  -mcompact-casesi  -mno-cond-exec  -mearly-cbranchsi
--mexpand-adddi  -mindexed-loads  -mlra  -mlra-priority-none
--mlra-priority-compact -mlra-priority-noncompact  -mmillicode
--mmixed-code  -mq-class  -mRcq  -mRcw  -msize-level=level
--mtune=cpu  -mmultcost=num  -mcode-density-frame
--munalign-prob-threshold=probability  -mmpy-option=multo
--mdiv-rem  -mcode-density  -mll64  -mfpu=fpu  -mrf16  -mbranch-index
-

ARM Options

-
-mapcs-frame  -mno-apcs-frame
--mabi=name
--mapcs-stack-check  -mno-apcs-stack-check
--mapcs-reentrant  -mno-apcs-reentrant
--mgeneral-regs-only
--msched-prolog  -mno-sched-prolog
--mlittle-endian  -mbig-endian
--mbe8  -mbe32
--mfloat-abi=name
--mfp16-format=name
--mthumb-interwork  -mno-thumb-interwork
--mcpu=name  -march=name  -mfpu=name
--mtune=name  -mprint-tune-info
--mstructure-size-boundary=n
--mabort-on-noreturn
--mlong-calls  -mno-long-calls
--msingle-pic-base  -mno-single-pic-base
--mpic-register=reg
--mnop-fun-dllimport
--mpoke-function-name
--mthumb  -marm  -mflip-thumb
--mtpcs-frame  -mtpcs-leaf-frame
--mcaller-super-interworking  -mcallee-super-interworking
--mtp=name  -mtls-dialect=dialect
--mword-relocations
--mfix-cortex-m3-ldrd
--mfix-cortex-a57-aes-1742098
--mfix-cortex-a72-aes-1655431
--munaligned-access
--mneon-for-64bits
--mslow-flash-data
--masm-syntax-unified
--mrestrict-it
--mverbose-cost-dump
--mpure-code
--mcmse
--mfix-cmse-cve-2021-35465
--mstack-protector-guard=guard -mstack-protector-guard-offset=offset
--mfdpic
--mbranch-protection=none|standard|pac-ret[+leaf]
-[+bti]|bti[+pac-ret[+leaf]]
-

AVR Options

-
-mmcu=mcu  -mabsdata  -maccumulate-args
--mbranch-cost=cost
--mcall-prologues  -mgas-isr-prologues  -mint8
--mdouble=bits -mlong-double=bits
--mn_flash=size  -mno-interrupts
--mmain-is-OS_task  -mrelax  -mrmw  -mstrict-X  -mtiny-stack
--mfract-convert-truncate
--mshort-calls  -nodevicelib  -nodevicespecs
--Waddr-space-convert  -Wmisspelled-isr
-

Blackfin Options

-
-mcpu=cpu[-sirevision]
--msim  -momit-leaf-frame-pointer  -mno-omit-leaf-frame-pointer
--mspecld-anomaly  -mno-specld-anomaly  -mcsync-anomaly  -mno-csync-anomaly
--mlow-64k  -mno-low64k  -mstack-check-l1  -mid-shared-library
--mno-id-shared-library  -mshared-library-id=n
--mleaf-id-shared-library  -mno-leaf-id-shared-library
--msep-data  -mno-sep-data  -mlong-calls  -mno-long-calls
--mfast-fp  -minline-plt  -mmulticore  -mcorea  -mcoreb  -msdram
--micplb
-

C6X Options

-
-mbig-endian  -mlittle-endian  -march=cpu
--msim  -msdata=sdata-type
-

CRIS Options

-
-mcpu=cpu  -march=cpu
--mtune=cpu -mmax-stack-frame=n
--metrax4  -metrax100  -mpdebug  -mcc-init  -mno-side-effects
--mstack-align  -mdata-align  -mconst-align
--m32-bit  -m16-bit  -m8-bit  -mno-prologue-epilogue
--melf  -maout  -sim  -sim2
--mmul-bug-workaround  -mno-mul-bug-workaround
-

C-SKY Options

-
-march=arch  -mcpu=cpu
--mbig-endian  -EB  -mlittle-endian  -EL
--mhard-float  -msoft-float  -mfpu=fpu  -mdouble-float  -mfdivdu
--mfloat-abi=name
--melrw  -mistack  -mmp  -mcp  -mcache  -msecurity  -mtrust
--mdsp  -medsp  -mvdsp
--mdiv  -msmart  -mhigh-registers  -manchor
--mpushpop  -mmultiple-stld  -mconstpool  -mstack-size  -mccrt
--mbranch-cost=n  -mcse-cc  -msched-prolog -msim
-

Darwin Options

-
-all_load  -allowable_client  -arch  -arch_errors_fatal
--arch_only  -bind_at_load  -bundle  -bundle_loader
--client_name  -compatibility_version  -current_version
--dead_strip
--dependency-file  -dylib_file  -dylinker_install_name
--dynamic  -dynamiclib  -exported_symbols_list
--filelist  -flat_namespace  -force_cpusubtype_ALL
--force_flat_namespace  -headerpad_max_install_names
--iframework
--image_base  -init  -install_name  -keep_private_externs
--multi_module  -multiply_defined  -multiply_defined_unused
--noall_load   -no_dead_strip_inits_and_terms
--nofixprebinding  -nomultidefs  -noprebind  -noseglinkedit
--pagezero_size  -prebind  -prebind_all_twolevel_modules
--private_bundle  -read_only_relocs  -sectalign
--sectobjectsymbols  -whyload  -seg1addr
--sectcreate  -sectobjectsymbols  -sectorder
--segaddr  -segs_read_only_addr  -segs_read_write_addr
--seg_addr_table  -seg_addr_table_filename  -seglinkedit
--segprot  -segs_read_only_addr  -segs_read_write_addr
--single_module  -static  -sub_library  -sub_umbrella
--twolevel_namespace  -umbrella  -undefined
--unexported_symbols_list  -weak_reference_mismatches
--whatsloaded  -F  -gused  -gfull  -mmacosx-version-min=version
--mkernel  -mone-byte-bool
-

DEC Alpha Options

-
-mno-fp-regs  -msoft-float
--mieee  -mieee-with-inexact  -mieee-conformant
--mfp-trap-mode=mode  -mfp-rounding-mode=mode
--mtrap-precision=mode  -mbuild-constants
--mcpu=cpu-type  -mtune=cpu-type
--mbwx  -mmax  -mfix  -mcix
--mfloat-vax  -mfloat-ieee
--mexplicit-relocs  -msmall-data  -mlarge-data
--msmall-text  -mlarge-text
--mmemory-latency=time
-

eBPF Options

-
-mbig-endian -mlittle-endian -mkernel=version
--mframe-limit=bytes -mxbpf -mco-re -mno-co-re
--mjmpext -mjmp32 -malu32 -mcpu=version
-

FR30 Options

-
-msmall-model  -mno-lsim
-

FT32 Options

-
-msim  -mlra  -mnodiv  -mft32b  -mcompress  -mnopm
-

FRV Options

-
-mgpr-32  -mgpr-64  -mfpr-32  -mfpr-64
--mhard-float  -msoft-float
--malloc-cc  -mfixed-cc  -mdword  -mno-dword
--mdouble  -mno-double
--mmedia  -mno-media  -mmuladd  -mno-muladd
--mfdpic  -minline-plt  -mgprel-ro  -multilib-library-pic
--mlinked-fp  -mlong-calls  -malign-labels
--mlibrary-pic  -macc-4  -macc-8
--mpack  -mno-pack  -mno-eflags  -mcond-move  -mno-cond-move
--moptimize-membar  -mno-optimize-membar
--mscc  -mno-scc  -mcond-exec  -mno-cond-exec
--mvliw-branch  -mno-vliw-branch
--mmulti-cond-exec  -mno-multi-cond-exec  -mnested-cond-exec
--mno-nested-cond-exec  -mtomcat-stats
--mTLS  -mtls
--mcpu=cpu
-

GNU/Linux Options

-
-mglibc  -muclibc  -mmusl  -mbionic  -mandroid
--tno-android-cc  -tno-android-ld
-

H8/300 Options

-
-mrelax  -mh  -ms  -mn  -mexr  -mno-exr  -mint32  -malign-300
-

HPPA Options

-
-march=architecture-type
--matomic-libcalls  -mbig-switch
--mcaller-copies  -mdisable-fpregs  -mdisable-indexing
--mordered  -mfast-indirect-calls  -mgas  -mgnu-ld   -mhp-ld
--mfixed-range=register-range
--mcoherent-ldcw -mjump-in-delay  -mlinker-opt  -mlong-calls
--mlong-load-store  -mno-atomic-libcalls  -mno-disable-fpregs
--mno-disable-indexing  -mno-fast-indirect-calls  -mno-gas
--mno-jump-in-delay  -mno-long-load-store
--mno-portable-runtime  -mno-soft-float
--mno-space-regs  -msoft-float  -mpa-risc-1-0
--mpa-risc-1-1  -mpa-risc-2-0  -mportable-runtime
--mschedule=cpu-type  -mspace-regs  -msoft-mult  -msio  -mwsio
--munix=unix-std  -nolibdld  -static  -threads
-

IA-64 Options

-
-mbig-endian  -mlittle-endian  -mgnu-as  -mgnu-ld  -mno-pic
--mvolatile-asm-stop  -mregister-names  -msdata  -mno-sdata
--mconstant-gp  -mauto-pic  -mfused-madd
--minline-float-divide-min-latency
--minline-float-divide-max-throughput
--mno-inline-float-divide
--minline-int-divide-min-latency
--minline-int-divide-max-throughput
--mno-inline-int-divide
--minline-sqrt-min-latency  -minline-sqrt-max-throughput
--mno-inline-sqrt
--mdwarf2-asm  -mearly-stop-bits
--mfixed-range=register-range  -mtls-size=tls-size
--mtune=cpu-type  -milp32  -mlp64
--msched-br-data-spec  -msched-ar-data-spec  -msched-control-spec
--msched-br-in-data-spec  -msched-ar-in-data-spec  -msched-in-control-spec
--msched-spec-ldc  -msched-spec-control-ldc
--msched-prefer-non-data-spec-insns  -msched-prefer-non-control-spec-insns
--msched-stop-bits-after-every-cycle  -msched-count-spec-in-critical-path
--msel-sched-dont-check-control-spec  -msched-fp-mem-deps-zero-cost
--msched-max-memory-insns-hard-limit  -msched-max-memory-insns=max-insns
-

LM32 Options

-
-mbarrel-shift-enabled  -mdivide-enabled  -mmultiply-enabled
--msign-extend-enabled  -muser-enabled
-

LoongArch Options

-
-march=cpu-type  -mtune=cpu-type -mabi=base-abi-type
--mfpu=fpu-type -msoft-float -msingle-float -mdouble-float
--mbranch-cost=n  -mcheck-zero-division -mno-check-zero-division
--mcond-move-int  -mno-cond-move-int
--mcond-move-float  -mno-cond-move-float
--memcpy  -mno-memcpy -mstrict-align -mno-strict-align
--mmax-inline-memcpy-size=n
--mexplicit-relocs -mno-explicit-relocs
--mdirect-extern-access -mno-direct-extern-access
--mcmodel=code-model
-

M32R/D Options

-
-m32r2  -m32rx  -m32r
--mdebug
--malign-loops  -mno-align-loops
--missue-rate=number
--mbranch-cost=number
--mmodel=code-size-model-type
--msdata=sdata-type
--mno-flush-func  -mflush-func=name
--mno-flush-trap  -mflush-trap=number
--G num
-

M32C Options

-
-mcpu=cpu  -msim  -memregs=number
-

M680x0 Options

-
-march=arch  -mcpu=cpu  -mtune=tune
--m68000  -m68020  -m68020-40  -m68020-60  -m68030  -m68040
--m68060  -mcpu32  -m5200  -m5206e  -m528x  -m5307  -m5407
--mcfv4e  -mbitfield  -mno-bitfield  -mc68000  -mc68020
--mnobitfield  -mrtd  -mno-rtd  -mdiv  -mno-div  -mshort
--mno-short  -mhard-float  -m68881  -msoft-float  -mpcrel
--malign-int  -mstrict-align  -msep-data  -mno-sep-data
--mshared-library-id=n  -mid-shared-library  -mno-id-shared-library
--mxgot  -mno-xgot  -mlong-jump-table-offsets
-

MCore Options

-
-mhardlit  -mno-hardlit  -mdiv  -mno-div  -mrelax-immediates
--mno-relax-immediates  -mwide-bitfields  -mno-wide-bitfields
--m4byte-functions  -mno-4byte-functions  -mcallgraph-data
--mno-callgraph-data  -mslow-bytes  -mno-slow-bytes  -mno-lsim
--mlittle-endian  -mbig-endian  -m210  -m340  -mstack-increment
-

MicroBlaze Options

-
-msoft-float  -mhard-float  -msmall-divides  -mcpu=cpu
--mmemcpy  -mxl-soft-mul  -mxl-soft-div  -mxl-barrel-shift
--mxl-pattern-compare  -mxl-stack-check  -mxl-gp-opt  -mno-clearbss
--mxl-multiply-high  -mxl-float-convert  -mxl-float-sqrt
--mbig-endian  -mlittle-endian  -mxl-reorder  -mxl-mode-app-model
--mpic-data-is-text-relative
-

MIPS Options

-
-EL  -EB  -march=arch  -mtune=arch
--mips1  -mips2  -mips3  -mips4  -mips32  -mips32r2  -mips32r3  -mips32r5
--mips32r6  -mips64  -mips64r2  -mips64r3  -mips64r5  -mips64r6
--mips16  -mno-mips16  -mflip-mips16
--minterlink-compressed  -mno-interlink-compressed
--minterlink-mips16  -mno-interlink-mips16
--mabi=abi  -mabicalls  -mno-abicalls
--mshared  -mno-shared  -mplt  -mno-plt  -mxgot  -mno-xgot
--mgp32  -mgp64  -mfp32  -mfpxx  -mfp64  -mhard-float  -msoft-float
--mno-float  -msingle-float  -mdouble-float
--modd-spreg  -mno-odd-spreg
--mabs=mode  -mnan=encoding
--mdsp  -mno-dsp  -mdspr2  -mno-dspr2
--mmcu  -mmno-mcu
--meva  -mno-eva
--mvirt  -mno-virt
--mxpa  -mno-xpa
--mcrc  -mno-crc
--mginv  -mno-ginv
--mmicromips  -mno-micromips
--mmsa  -mno-msa
--mloongson-mmi  -mno-loongson-mmi
--mloongson-ext  -mno-loongson-ext
--mloongson-ext2  -mno-loongson-ext2
--mfpu=fpu-type
--msmartmips  -mno-smartmips
--mpaired-single  -mno-paired-single  -mdmx  -mno-mdmx
--mips3d  -mno-mips3d  -mmt  -mno-mt  -mllsc  -mno-llsc
--mlong64  -mlong32  -msym32  -mno-sym32
--Gnum  -mlocal-sdata  -mno-local-sdata
--mextern-sdata  -mno-extern-sdata  -mgpopt  -mno-gopt
--membedded-data  -mno-embedded-data
--muninit-const-in-rodata  -mno-uninit-const-in-rodata
--mcode-readable=setting
--msplit-addresses  -mno-split-addresses
--mexplicit-relocs  -mno-explicit-relocs
--mcheck-zero-division  -mno-check-zero-division
--mdivide-traps  -mdivide-breaks
--mload-store-pairs  -mno-load-store-pairs
--munaligned-access  -mno-unaligned-access
--mmemcpy  -mno-memcpy  -mlong-calls  -mno-long-calls
--mmad  -mno-mad  -mimadd  -mno-imadd  -mfused-madd  -mno-fused-madd  -nocpp
--mfix-24k  -mno-fix-24k
--mfix-r4000  -mno-fix-r4000  -mfix-r4400  -mno-fix-r4400
--mfix-r5900  -mno-fix-r5900
--mfix-r10000  -mno-fix-r10000  -mfix-rm7000  -mno-fix-rm7000
--mfix-vr4120  -mno-fix-vr4120
--mfix-vr4130  -mno-fix-vr4130  -mfix-sb1  -mno-fix-sb1
--mflush-func=func  -mno-flush-func
--mbranch-cost=num  -mbranch-likely  -mno-branch-likely
--mcompact-branches=policy
--mfp-exceptions  -mno-fp-exceptions
--mvr4130-align  -mno-vr4130-align  -msynci  -mno-synci
--mlxc1-sxc1  -mno-lxc1-sxc1  -mmadd4  -mno-madd4
--mrelax-pic-calls  -mno-relax-pic-calls  -mmcount-ra-address
--mframe-header-opt  -mno-frame-header-opt
-

MMIX Options

-
-mlibfuncs  -mno-libfuncs  -mepsilon  -mno-epsilon  -mabi=gnu
--mabi=mmixware  -mzero-extend  -mknuthdiv  -mtoplevel-symbols
--melf  -mbranch-predict  -mno-branch-predict  -mbase-addresses
--mno-base-addresses  -msingle-exit  -mno-single-exit
-

MN10300 Options

-
-mmult-bug  -mno-mult-bug
--mno-am33  -mam33  -mam33-2  -mam34
--mtune=cpu-type
--mreturn-pointer-on-d0
--mno-crt0  -mrelax  -mliw  -msetlb
-

Moxie Options

-
-meb  -mel  -mmul.x  -mno-crt0
-

MSP430 Options

-
-msim  -masm-hex  -mmcu=  -mcpu=  -mlarge  -msmall  -mrelax
--mwarn-mcu
--mcode-region=  -mdata-region=
--msilicon-errata=  -msilicon-errata-warn=
--mhwmult=  -minrt  -mtiny-printf  -mmax-inline-shift=
-

NDS32 Options

-
-mbig-endian  -mlittle-endian
--mreduced-regs  -mfull-regs
--mcmov  -mno-cmov
--mext-perf  -mno-ext-perf
--mext-perf2  -mno-ext-perf2
--mext-string  -mno-ext-string
--mv3push  -mno-v3push
--m16bit  -mno-16bit
--misr-vector-size=num
--mcache-block-size=num
--march=arch
--mcmodel=code-model
--mctor-dtor  -mrelax
-

Nios II Options

-
-G num  -mgpopt=option  -mgpopt  -mno-gpopt
--mgprel-sec=regexp  -mr0rel-sec=regexp
--mel  -meb
--mno-bypass-cache  -mbypass-cache
--mno-cache-volatile  -mcache-volatile
--mno-fast-sw-div  -mfast-sw-div
--mhw-mul  -mno-hw-mul  -mhw-mulx  -mno-hw-mulx  -mno-hw-div  -mhw-div
--mcustom-insn=N  -mno-custom-insn
--mcustom-fpu-cfg=name
--mhal  -msmallc  -msys-crt0=name  -msys-lib=name
--march=arch  -mbmx  -mno-bmx  -mcdx  -mno-cdx
-

Nvidia PTX Options

-
-m64  -mmainkernel  -moptimize
-

OpenRISC Options

-
-mboard=name  -mnewlib  -mhard-mul  -mhard-div
--msoft-mul  -msoft-div
--msoft-float  -mhard-float  -mdouble-float -munordered-float
--mcmov  -mror  -mrori  -msext  -msfimm  -mshftimm
--mcmodel=code-model
-

PDP-11 Options

-
-mfpu  -msoft-float  -mac0  -mno-ac0  -m40  -m45  -m10
--mint32  -mno-int16  -mint16  -mno-int32
--msplit  -munix-asm  -mdec-asm  -mgnu-asm  -mlra
-

PowerPC Options See RS/6000 and PowerPC Options.

PRU Options

-
-mmcu=mcu  -minrt  -mno-relax  -mloop
--mabi=variant
-

RISC-V Options

-
-mbranch-cost=N-instruction
--mplt  -mno-plt
--mabi=ABI-string
--mfdiv  -mno-fdiv
--mdiv  -mno-div
--misa-spec=ISA-spec-string
--march=ISA-string
--mtune=processor-string
--mpreferred-stack-boundary=num
--msmall-data-limit=N-bytes
--msave-restore  -mno-save-restore
--mshorten-memrefs  -mno-shorten-memrefs
--mstrict-align  -mno-strict-align
--mcmodel=medlow  -mcmodel=medany
--mexplicit-relocs  -mno-explicit-relocs
--mrelax  -mno-relax
--mriscv-attribute  -mno-riscv-attribute
--malign-data=type
--mbig-endian  -mlittle-endian
--mstack-protector-guard=guard  -mstack-protector-guard-reg=reg
--mstack-protector-guard-offset=offset
--mcsr-check -mno-csr-check
-

RL78 Options

-
-msim  -mmul=none  -mmul=g13  -mmul=g14  -mallregs
--mcpu=g10  -mcpu=g13  -mcpu=g14  -mg10  -mg13  -mg14
--m64bit-doubles  -m32bit-doubles  -msave-mduc-in-interrupts
-

RS/6000 and PowerPC Options

-
-mcpu=cpu-type
--mtune=cpu-type
--mcmodel=code-model
--mpowerpc64
--maltivec  -mno-altivec
--mpowerpc-gpopt  -mno-powerpc-gpopt
--mpowerpc-gfxopt  -mno-powerpc-gfxopt
--mmfcrf  -mno-mfcrf  -mpopcntb  -mno-popcntb  -mpopcntd  -mno-popcntd
--mfprnd  -mno-fprnd
--mcmpb  -mno-cmpb  -mhard-dfp  -mno-hard-dfp
--mfull-toc   -mminimal-toc  -mno-fp-in-toc  -mno-sum-in-toc
--m64  -m32  -mxl-compat  -mno-xl-compat  -mpe
--malign-power  -malign-natural
--msoft-float  -mhard-float  -mmultiple  -mno-multiple
--mupdate  -mno-update
--mavoid-indexed-addresses  -mno-avoid-indexed-addresses
--mfused-madd  -mno-fused-madd  -mbit-align  -mno-bit-align
--mstrict-align  -mno-strict-align  -mrelocatable
--mno-relocatable  -mrelocatable-lib  -mno-relocatable-lib
--mtoc  -mno-toc  -mlittle  -mlittle-endian  -mbig  -mbig-endian
--mdynamic-no-pic  -mswdiv  -msingle-pic-base
--mprioritize-restricted-insns=priority
--msched-costly-dep=dependence_type
--minsert-sched-nops=scheme
--mcall-aixdesc  -mcall-eabi  -mcall-freebsd
--mcall-linux  -mcall-netbsd  -mcall-openbsd
--mcall-sysv  -mcall-sysv-eabi  -mcall-sysv-noeabi
--mtraceback=traceback_type
--maix-struct-return  -msvr4-struct-return
--mabi=abi-type  -msecure-plt  -mbss-plt
--mlongcall  -mno-longcall  -mpltseq  -mno-pltseq
--mblock-move-inline-limit=num
--mblock-compare-inline-limit=num
--mblock-compare-inline-loop-limit=num
--mno-block-ops-unaligned-vsx
--mstring-compare-inline-limit=num
--misel  -mno-isel
--mvrsave  -mno-vrsave
--mmulhw  -mno-mulhw
--mdlmzb  -mno-dlmzb
--mprototype  -mno-prototype
--msim  -mmvme  -mads  -myellowknife  -memb  -msdata
--msdata=opt  -mreadonly-in-sdata  -mvxworks  -G num
--mrecip  -mrecip=opt  -mno-recip  -mrecip-precision
--mno-recip-precision
--mveclibabi=type  -mfriz  -mno-friz
--mpointers-to-nested-functions  -mno-pointers-to-nested-functions
--msave-toc-indirect  -mno-save-toc-indirect
--mpower8-fusion  -mno-mpower8-fusion  -mpower8-vector  -mno-power8-vector
--mcrypto  -mno-crypto  -mhtm  -mno-htm
--mquad-memory  -mno-quad-memory
--mquad-memory-atomic  -mno-quad-memory-atomic
--mcompat-align-parm  -mno-compat-align-parm
--mfloat128  -mno-float128  -mfloat128-hardware  -mno-float128-hardware
--mgnu-attribute  -mno-gnu-attribute
--mstack-protector-guard=guard -mstack-protector-guard-reg=reg
--mstack-protector-guard-offset=offset -mprefixed -mno-prefixed
--mpcrel -mno-pcrel -mmma -mno-mmma -mrop-protect -mno-rop-protect
--mprivileged -mno-privileged
-

RX Options

-
-m64bit-doubles  -m32bit-doubles  -fpu  -nofpu
--mcpu=
--mbig-endian-data  -mlittle-endian-data
--msmall-data
--msim  -mno-sim
--mas100-syntax  -mno-as100-syntax
--mrelax
--mmax-constant-size=
--mint-register=
--mpid
--mallow-string-insns  -mno-allow-string-insns
--mjsr
--mno-warn-multiple-fast-interrupts
--msave-acc-in-interrupts
-

S/390 and zSeries Options

-
-mtune=cpu-type  -march=cpu-type
--mhard-float  -msoft-float  -mhard-dfp  -mno-hard-dfp
--mlong-double-64  -mlong-double-128
--mbackchain  -mno-backchain  -mpacked-stack  -mno-packed-stack
--msmall-exec  -mno-small-exec  -mmvcle  -mno-mvcle
--m64  -m31  -mdebug  -mno-debug  -mesa  -mzarch
--mhtm  -mvx  -mzvector
--mtpf-trace  -mno-tpf-trace  -mtpf-trace-skip  -mno-tpf-trace-skip
--mfused-madd  -mno-fused-madd
--mwarn-framesize  -mwarn-dynamicstack  -mstack-size  -mstack-guard
--mhotpatch=halfwords,halfwords
-

SH Options

-
-m1  -m2  -m2e
--m2a-nofpu  -m2a-single-only  -m2a-single  -m2a
--m3  -m3e
--m4-nofpu  -m4-single-only  -m4-single  -m4
--m4a-nofpu  -m4a-single-only  -m4a-single  -m4a  -m4al
--mb  -ml  -mdalign  -mrelax
--mbigtable  -mfmovd  -mrenesas  -mno-renesas  -mnomacsave
--mieee  -mno-ieee  -mbitops  -misize  -minline-ic_invalidate  -mpadstruct
--mprefergot  -musermode  -multcost=number  -mdiv=strategy
--mdivsi3_libfunc=name  -mfixed-range=register-range
--maccumulate-outgoing-args
--matomic-model=atomic-model
--mbranch-cost=num  -mzdcbranch  -mno-zdcbranch
--mcbranch-force-delay-slot
--mfused-madd  -mno-fused-madd  -mfsca  -mno-fsca  -mfsrra  -mno-fsrra
--mpretend-cmove  -mtas
-

Solaris 2 Options

-
-mclear-hwcap  -mno-clear-hwcap  -mimpure-text  -mno-impure-text
--pthreads
-

SPARC Options

-
-mcpu=cpu-type
--mtune=cpu-type
--mcmodel=code-model
--mmemory-model=mem-model
--m32  -m64  -mapp-regs  -mno-app-regs
--mfaster-structs  -mno-faster-structs  -mflat  -mno-flat
--mfpu  -mno-fpu  -mhard-float  -msoft-float
--mhard-quad-float  -msoft-quad-float
--mstack-bias  -mno-stack-bias
--mstd-struct-return  -mno-std-struct-return
--munaligned-doubles  -mno-unaligned-doubles
--muser-mode  -mno-user-mode
--mv8plus  -mno-v8plus  -mvis  -mno-vis
--mvis2  -mno-vis2  -mvis3  -mno-vis3
--mvis4  -mno-vis4  -mvis4b  -mno-vis4b
--mcbcond  -mno-cbcond  -mfmaf  -mno-fmaf  -mfsmuld  -mno-fsmuld
--mpopc  -mno-popc  -msubxc  -mno-subxc
--mfix-at697f  -mfix-ut699  -mfix-ut700  -mfix-gr712rc
--mlra  -mno-lra
-

System V Options

-
-Qy  -Qn  -YP,paths  -Ym,dir
-

V850 Options

-
-mlong-calls  -mno-long-calls  -mep  -mno-ep
--mprolog-function  -mno-prolog-function  -mspace
--mtda=n  -msda=n  -mzda=n
--mapp-regs  -mno-app-regs
--mdisable-callt  -mno-disable-callt
--mv850e2v3  -mv850e2  -mv850e1  -mv850es
--mv850e  -mv850  -mv850e3v5
--mloop
--mrelax
--mlong-jumps
--msoft-float
--mhard-float
--mgcc-abi
--mrh850-abi
--mbig-switch
-

VAX Options

-
-mg  -mgnu  -munix  -mlra
-

Visium Options

-
-mdebug  -msim  -mfpu  -mno-fpu  -mhard-float  -msoft-float
--mcpu=cpu-type  -mtune=cpu-type  -msv-mode  -muser-mode
-

VMS Options

-
-mvms-return-codes  -mdebug-main=prefix  -mmalloc64
--mpointer-size=size
-

VxWorks Options

-
-mrtp  -non-static  -Bstatic  -Bdynamic
--Xbind-lazy  -Xbind-now
-

x86 Options

-
-mtune=cpu-type  -march=cpu-type
--mtune-ctrl=feature-list  -mdump-tune-features  -mno-default
--mfpmath=unit
--masm=dialect  -mno-fancy-math-387
--mno-fp-ret-in-387  -m80387  -mhard-float  -msoft-float
--mno-wide-multiply  -mrtd  -malign-double
--mpreferred-stack-boundary=num
--mincoming-stack-boundary=num
--mcld  -mcx16  -msahf  -mmovbe  -mcrc32 -mmwait
--mrecip  -mrecip=opt
--mvzeroupper  -mprefer-avx128  -mprefer-vector-width=opt
--mmove-max=bits -mstore-max=bits
--mmmx  -msse  -msse2  -msse3  -mssse3  -msse4.1  -msse4.2  -msse4  -mavx
--mavx2  -mavx512f  -mavx512pf  -mavx512er  -mavx512cd  -mavx512vl
--mavx512bw  -mavx512dq  -mavx512ifma  -mavx512vbmi  -msha  -maes
--mpclmul  -mfsgsbase  -mrdrnd  -mf16c  -mfma  -mpconfig  -mwbnoinvd
--mptwrite  -mprefetchwt1  -mclflushopt  -mclwb  -mxsavec  -mxsaves
--msse4a  -m3dnow  -m3dnowa  -mpopcnt  -mabm  -mbmi  -mtbm  -mfma4  -mxop
--madx  -mlzcnt  -mbmi2  -mfxsr  -mxsave  -mxsaveopt  -mrtm  -mhle  -mlwp
--mmwaitx  -mclzero  -mpku  -mthreads  -mgfni  -mvaes  -mwaitpkg
--mshstk -mmanual-endbr -mcet-switch -mforce-indirect-call
--mavx512vbmi2 -mavx512bf16 -menqcmd
--mvpclmulqdq  -mavx512bitalg  -mmovdiri  -mmovdir64b  -mavx512vpopcntdq
--mavx5124fmaps  -mavx512vnni  -mavx5124vnniw  -mprfchw  -mrdpid
--mrdseed  -msgx -mavx512vp2intersect -mserialize -mtsxldtrk
--mamx-tile  -mamx-int8  -mamx-bf16 -muintr -mhreset -mavxvnni
--mavx512fp16 -mavxifma -mavxvnniint8 -mavxneconvert -mcmpccxadd -mamx-fp16
--mprefetchi -mraoint -mamx-complex
--mcldemote  -mms-bitfields  -mno-align-stringops  -minline-all-stringops
--minline-stringops-dynamically  -mstringop-strategy=alg
--mkl -mwidekl
--mmemcpy-strategy=strategy  -mmemset-strategy=strategy
--mpush-args  -maccumulate-outgoing-args  -m128bit-long-double
--m96bit-long-double  -mlong-double-64  -mlong-double-80  -mlong-double-128
--mregparm=num  -msseregparm
--mveclibabi=type  -mvect8-ret-in-mem
--mpc32  -mpc64  -mpc80  -mdaz-ftz -mstackrealign
--momit-leaf-frame-pointer  -mno-red-zone  -mno-tls-direct-seg-refs
--mcmodel=code-model  -mabi=name  -maddress-mode=mode
--m32  -m64  -mx32  -m16  -miamcu  -mlarge-data-threshold=num
--msse2avx  -mfentry  -mrecord-mcount  -mnop-mcount  -m8bit-idiv
--minstrument-return=type -mfentry-name=name -mfentry-section=name
--mavx256-split-unaligned-load  -mavx256-split-unaligned-store
--malign-data=type  -mstack-protector-guard=guard
--mstack-protector-guard-reg=reg
--mstack-protector-guard-offset=offset
--mstack-protector-guard-symbol=symbol
--mgeneral-regs-only  -mcall-ms2sysv-xlogues -mrelax-cmpxchg-loop
--mindirect-branch=choice  -mfunction-return=choice
--mindirect-branch-register -mharden-sls=choice
--mindirect-branch-cs-prefix -mneeded -mno-direct-extern-access
--munroll-only-small-loops -mlam=choice
-

x86 Windows Options

-
-mconsole  -mcygwin  -mno-cygwin  -mdll
--mnop-fun-dllimport  -mthread
--municode  -mwin32  -mwindows  -fno-set-stack-executable
-

Xstormy16 Options

-
-msim
-

Xtensa Options

-
-mconst16  -mno-const16
--mfused-madd  -mno-fused-madd
--mforce-no-pic
--mserialize-volatile  -mno-serialize-volatile
--mtext-section-literals  -mno-text-section-literals
--mauto-litpools  -mno-auto-litpools
--mtarget-align  -mno-target-align
--mlongcalls  -mno-longcalls
--mabi=abi-type
--mextra-l32r-costs=cycles
-

zSeries Options See S/390 and zSeries Options.

-

Next: Options Controlling the Kind of Output, Up: GCC Command Options [Contents][Index]

-

- © Free Software Foundation
Licensed under the GNU Free Documentation License, Version 1.3.
- https://gcc.gnu.org/onlinedocs/gcc-13.1.0/gcc/Option-Summary.html -

-
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