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+<div class="section-level-extent" id="Option-Summary"> <div class="nav-panel"> <p> Next: <a href="overall-options" accesskey="n" rel="next">Options Controlling the Kind of Output</a>, Up: <a href="invoking-gcc" accesskey="u" rel="up">GCC Command Options</a> [<a href="index#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="indices" title="Index" rel="index">Index</a>]</p> </div>  <h1 class="section" id="Option-Summary-1"><span>3.1 Option Summary<a class="copiable-link" href="#Option-Summary-1"> ¶</a></span></h1> <p>Here is a summary of all the options, grouped by type. Explanations are in the following sections. </p> <dl class="table"> <dt>Overall Options</dt> <dd>
+<p>See <a class="xref" href="overall-options">Options Controlling the Kind of Output</a>. </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-c  -S  -E  -o <var class="var">file</var>
+-dumpbase <var class="var">dumpbase</var>  -dumpbase-ext <var class="var">auxdropsuf</var>
+-dumpdir <var class="var">dumppfx</var>  -x <var class="var">language</var>
+-v  -###  --help<span class="r">[</span>=<var class="var">class</var><span class="r">[</span>,…<span class="r">]]</span>  --target-help  --version
+-pass-exit-codes  -pipe  -specs=<var class="var">file</var>  -wrapper
+@<var class="var">file</var>  -ffile-prefix-map=<var class="var">old</var>=<var class="var">new</var>  -fcanon-prefix-map
+-fplugin=<var class="var">file</var>  -fplugin-arg-<var class="var">name</var>=<var class="var">arg</var>
+-fdump-ada-spec<span class="r">[</span>-slim<span class="r">]</span>  -fada-spec-parent=<var class="var">unit</var>  -fdump-go-spec=<var class="var">file</var></pre>
+</div> </dd> <dt>C Language Options</dt> <dd>
+<p>See <a class="xref" href="c-dialect-options">Options Controlling C Dialect</a>. </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-ansi  -std=<var class="var">standard</var>  -aux-info <var class="var">filename</var>
+-fno-asm
+-fno-builtin  -fno-builtin-<var class="var">function</var>  -fcond-mismatch
+-ffreestanding  -fgimple  -fgnu-tm  -fgnu89-inline  -fhosted
+-flax-vector-conversions  -fms-extensions
+-foffload=<var class="var">arg</var>  -foffload-options=<var class="var">arg</var>
+-fopenacc  -fopenacc-dim=<var class="var">geom</var>
+-fopenmp  -fopenmp-simd  -fopenmp-target-simd-clone<span class="r">[</span>=<var class="var">device-type</var><span class="r">]</span>
+-fpermitted-flt-eval-methods=<var class="var">standard</var>
+-fplan9-extensions  -fsigned-bitfields  -funsigned-bitfields
+-fsigned-char  -funsigned-char -fstrict-flex-arrays[=<var class="var">n</var>]
+-fsso-struct=<var class="var">endianness</var></pre>
+</div> </dd> <dt>C++ Language Options</dt> <dd>
+<p>See <a class="xref" href="c_002b_002b-dialect-options">Options Controlling C++ Dialect</a>. </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-fabi-version=<var class="var">n</var>  -fno-access-control
+-faligned-new=<var class="var">n</var>  -fargs-in-order=<var class="var">n</var>  -fchar8_t  -fcheck-new
+-fconstexpr-depth=<var class="var">n</var>  -fconstexpr-cache-depth=<var class="var">n</var>
+-fconstexpr-loop-limit=<var class="var">n</var>  -fconstexpr-ops-limit=<var class="var">n</var>
+-fno-elide-constructors
+-fno-enforce-eh-specs
+-fno-gnu-keywords
+-fno-implicit-templates
+-fno-implicit-inline-templates
+-fno-implement-inlines
+-fmodule-header<span class="r">[</span>=<var class="var">kind</var><span class="r">]</span> -fmodule-only -fmodules-ts
+-fmodule-implicit-inline
+-fno-module-lazy
+-fmodule-mapper=<var class="var">specification</var>
+-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=<var class="var">n</var>
+-ftemplate-depth=<var class="var">n</var>
+-fno-threadsafe-statics  -fuse-cxa-atexit
+-fno-weak  -nostdinc++
+-fvisibility-inlines-hidden
+-fvisibility-ms-compat
+-fext-numeric-literals
+-flang-info-include-translate<span class="r">[</span>=<var class="var">header</var><span class="r">]</span>
+-flang-info-include-translate-not
+-flang-info-module-cmi<span class="r">[</span>=<var class="var">module</var><span class="r">]</span>
+-stdlib=<var class="var">libstdc++,libc++</var>
+-Wabi-tag  -Wcatch-value  -Wcatch-value=<var class="var">n</var>
+-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=<var class="var">n</var>
+-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</pre>
+</div> </dd> <dt>Objective-C and Objective-C++ Language Options</dt> <dd>
+<p>See <a class="xref" href="objective-c-and-objective-c_002b_002b-dialect-options">Options Controlling Objective-C and Objective-C++ Dialects</a>. </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-fconstant-string-class=<var class="var">class-name</var>
+-fgnu-runtime  -fnext-runtime
+-fno-nil-receivers
+-fobjc-abi-version=<var class="var">n</var>
+-fobjc-call-cxx-cdtors
+-fobjc-direct-dispatch
+-fobjc-exceptions
+-fobjc-gc
+-fobjc-nilcheck
+-fobjc-std=objc1
+-fno-local-ivars
+-fivar-visibility=<span class="r">[</span>public<span class="r">|</span>protected<span class="r">|</span>private<span class="r">|</span>package<span class="r">]</span>
+-freplace-objc-classes
+-fzero-link
+-gen-decls
+-Wassign-intercept  -Wno-property-assign-default
+-Wno-protocol -Wobjc-root-class -Wselector
+-Wstrict-selector-match
+-Wundeclared-selector</pre>
+</div> </dd> <dt>Diagnostic Message Formatting Options</dt> <dd>
+<p>See <a class="xref" href="diagnostic-message-formatting-options">Options to Control Diagnostic Messages Formatting</a>. </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-fmessage-length=<var class="var">n</var>
+-fdiagnostics-plain-output
+-fdiagnostics-show-location=<span class="r">[</span>once<span class="r">|</span>every-line<span class="r">]</span>
+-fdiagnostics-color=<span class="r">[</span>auto<span class="r">|</span>never<span class="r">|</span>always<span class="r">]</span>
+-fdiagnostics-urls=<span class="r">[</span>auto<span class="r">|</span>never<span class="r">|</span>always<span class="r">]</span>
+-fdiagnostics-format=<span class="r">[</span>text<span class="r">|</span>sarif-stderr<span class="r">|</span>sarif-file<span class="r">|</span>json<span class="r">|</span>json-stderr<span class="r">|</span>json-file<span class="r">]</span>
+-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=<var class="var">width</var>
+-fdiagnostics-parseable-fixits  -fdiagnostics-generate-patch
+-fdiagnostics-show-template-tree  -fno-elide-type
+-fdiagnostics-path-format=<span class="r">[</span>none<span class="r">|</span>separate-events<span class="r">|</span>inline-events<span class="r">]</span>
+-fdiagnostics-show-path-depths
+-fno-show-column
+-fdiagnostics-column-unit=<span class="r">[</span>display<span class="r">|</span>byte<span class="r">]</span>
+-fdiagnostics-column-origin=<var class="var">origin</var>
+-fdiagnostics-escape-format=<span class="r">[</span>unicode<span class="r">|</span>bytes<span class="r">]</span></pre>
+</div> </dd> <dt>Warning Options</dt> <dd>
+<p>See <a class="xref" href="warning-options">Options to Request or Suppress Warnings</a>. </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-fsyntax-only  -fmax-errors=<var class="var">n</var>  -Wpedantic
+-pedantic-errors
+-w  -Wextra  -Wall  -Wabi=<var class="var">n</var>
+-Waddress  -Wno-address-of-packed-member  -Waggregate-return
+-Walloc-size-larger-than=<var class="var">byte-size</var>  -Walloc-zero
+-Walloca  -Walloca-larger-than=<var class="var">byte-size</var>
+-Wno-aggressive-loop-optimizations
+-Warith-conversion
+-Warray-bounds  -Warray-bounds=<var class="var">n</var>  -Warray-compare
+-Wno-attributes  -Wattribute-alias=<var class="var">n</var> -Wno-attribute-alias
+-Wno-attribute-warning
+-Wbidi-chars=<span class="r">[</span>none<span class="r">|</span>unpaired<span class="r">|</span>any<span class="r">|</span>ucn<span class="r">]</span>
+-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=<var class="var">n</var>
+-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=<var class="var">n</var>
+-Wformat-security  -Wformat-signedness  -Wformat-truncation=<var class="var">n</var>
+-Wformat-y2k  -Wframe-address
+-Wframe-larger-than=<var class="var">byte-size</var>  -Wno-free-nonheap-object
+-Wno-if-not-aligned  -Wno-ignored-attributes
+-Wignored-qualifiers  -Wno-incompatible-pointer-types
+-Wimplicit  -Wimplicit-fallthrough  -Wimplicit-fallthrough=<var class="var">n</var>
+-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=<var class="var">byte-size</var>  -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=<span class="r">[</span>none<span class="r">|</span>id<span class="r">|</span>nfc<span class="r">|</span>nfkc<span class="r">]</span>
+-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=<var class="var">n</var>
+-Wsign-compare  -Wsign-conversion
+-Wno-sizeof-array-argument
+-Wsizeof-array-div
+-Wsizeof-pointer-div  -Wsizeof-pointer-memaccess
+-Wstack-protector  -Wstack-usage=<var class="var">byte-size</var>  -Wstrict-aliasing
+-Wstrict-aliasing=n  -Wstrict-overflow  -Wstrict-overflow=<var class="var">n</var>
+-Wstring-compare
+-Wno-stringop-overflow -Wno-stringop-overread
+-Wno-stringop-truncation -Wstrict-flex-arrays
+-Wsuggest-attribute=<span class="r">[</span>pure<span class="r">|</span>const<span class="r">|</span>noreturn<span class="r">|</span>format<span class="r">|</span>malloc<span class="r">]</span>
+-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=<var class="var">n</var>
+-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=<var class="var">byte-size</var>  -Wno-vla-larger-than
+-Wvolatile-register-var  -Wwrite-strings
+-Wxor-used-as-pow
+-Wzero-length-bounds</pre>
+</div> </dd> <dt>Static Analyzer Options</dt> <dd>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-fanalyzer
+-fanalyzer-call-summaries
+-fanalyzer-checker=<var class="var">name</var>
+-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=<var class="var">level</var>
+-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</pre>
+</div> </dd> <dt>C and Objective-C-only Warning Options</dt> <dd>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-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</pre>
+</div> </dd> <dt>Debugging Options</dt> <dd>
+<p>See <a class="xref" href="debugging-options">Options for Debugging Your Program</a>. </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-g  -g<var class="var">level</var>  -gdwarf  -gdwarf-<var class="var">version</var>
+-gbtf -gctf  -gctf<var class="var">level</var>
+-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<span class="r">[</span>=<var class="var">type</var><span class="r">]</span>
+-gsplit-dwarf  -gdescribe-dies  -gno-describe-dies
+-fdebug-prefix-map=<var class="var">old</var>=<var class="var">new</var>  -fdebug-types-section
+-fno-eliminate-unused-debug-types
+-femit-struct-debug-baseonly  -femit-struct-debug-reduced
+-femit-struct-debug-detailed<span class="r">[</span>=<var class="var">spec-list</var><span class="r">]</span>
+-fno-eliminate-unused-debug-symbols  -femit-class-debug-always
+-fno-merge-debug-strings  -fno-dwarf2-cfi-asm
+-fvar-tracking  -fvar-tracking-assignments</pre>
+</div> </dd> <dt>Optimization Options</dt> <dd>
+<p>See <a class="xref" href="optimize-options">Options that Control Optimization</a>. </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-faggressive-loop-optimizations
+-falign-functions[=<var class="var">n</var>[:<var class="var">m</var>:[<var class="var">n2</var>[:<var class="var">m2</var>]]]]
+-falign-jumps[=<var class="var">n</var>[:<var class="var">m</var>:[<var class="var">n2</var>[:<var class="var">m2</var>]]]]
+-falign-labels[=<var class="var">n</var>[:<var class="var">m</var>:[<var class="var">n2</var>[:<var class="var">m2</var>]]]]
+-falign-loops[=<var class="var">n</var>[:<var class="var">m</var>:[<var class="var">n2</var>[:<var class="var">m2</var>]]]]
+-fno-allocation-dce -fallow-store-data-races
+-fassociative-math  -fauto-profile  -fauto-profile[=<var class="var">path</var>]
+-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=<var class="var">style</var>
+-ffinite-loops
+-fforward-propagate  -ffp-contract=<var class="var">style</var>  -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=<var class="var">n</var>
+-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=<var class="var">algorithm</var>
+-flive-patching=<var class="var">level</var>
+-fira-region=<var class="var">region</var>  -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=<var class="var">alg</var>  -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=<var class="var">path</var> -fprofile-partial-training
+-fprofile-values -fprofile-reorder-functions
+-freciprocal-math  -free  -frename-registers  -freorder-blocks
+-freorder-blocks-algorithm=<var class="var">algorithm</var>
+-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[=<var class="var">n</var>]  -fsched-stalled-insns[=<var class="var">n</var>]
+-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=<var class="var">n</var>  -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 <var class="var">name</var>=<var class="var">value</var>
+-O  -O0  -O1  -O2  -O3  -Os  -Ofast  -Og  -Oz</pre>
+</div> </dd> <dt>Program Instrumentation Options</dt> <dd>
+<p>See <a class="xref" href="instrumentation-options">Program Instrumentation Options</a>. </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-p  -pg  -fprofile-arcs  --coverage  -ftest-coverage
+-fprofile-abs-path
+-fprofile-dir=<var class="var">path</var>  -fprofile-generate  -fprofile-generate=<var class="var">path</var>
+-fprofile-info-section  -fprofile-info-section=<var class="var">name</var>
+-fprofile-note=<var class="var">path</var> -fprofile-prefix-path=<var class="var">path</var>
+-fprofile-update=<var class="var">method</var> -fprofile-filter-files=<var class="var">regex</var>
+-fprofile-exclude-files=<var class="var">regex</var>
+-fprofile-reproducible=<span class="r">[</span>multithreaded<span class="r">|</span>parallel-runs<span class="r">|</span>serial<span class="r">]</span>
+-fsanitize=<var class="var">style</var>  -fsanitize-recover  -fsanitize-recover=<var class="var">style</var>
+-fsanitize-trap   -fsanitize-trap=<var class="var">style</var>
+-fasan-shadow-offset=<var class="var">number</var>  -fsanitize-sections=<var class="var">s1</var>,<var class="var">s2</var>,...
+-fsanitize-undefined-trap-on-error  -fbounds-check
+-fcf-protection=<span class="r">[</span>full<span class="r">|</span>branch<span class="r">|</span>return<span class="r">|</span>none<span class="r">|</span>check<span class="r">]</span>
+-fharden-compares -fharden-conditional-branches
+-fstack-protector  -fstack-protector-all  -fstack-protector-strong
+-fstack-protector-explicit  -fstack-check
+-fstack-limit-register=<var class="var">reg</var>  -fstack-limit-symbol=<var class="var">sym</var>
+-fno-stack-limit  -fsplit-stack
+-fvtable-verify=<span class="r">[</span>std<span class="r">|</span>preinit<span class="r">|</span>none<span class="r">]</span>
+-fvtv-counts  -fvtv-debug
+-finstrument-functions  -finstrument-functions-once
+-finstrument-functions-exclude-function-list=<var class="var">sym</var>,<var class="var">sym</var>,…
+-finstrument-functions-exclude-file-list=<var class="var">file</var>,<var class="var">file</var>,…
+-fprofile-prefix-map=<var class="var">old</var>=<var class="var">new</var></pre>
+</div> </dd> <dt>Preprocessor Options</dt> <dd>
+<p>See <a class="xref" href="preprocessor-options">Options Controlling the Preprocessor</a>. </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-A<var class="var">question</var>=<var class="var">answer</var>
+-A-<var class="var">question</var><span class="r">[</span>=<var class="var">answer</var><span class="r">]</span>
+-C  -CC  -D<var class="var">macro</var><span class="r">[</span>=<var class="var">defn</var><span class="r">]</span>
+-dD  -dI  -dM  -dN  -dU
+-fdebug-cpp  -fdirectives-only  -fdollars-in-identifiers
+-fexec-charset=<var class="var">charset</var>  -fextended-identifiers
+-finput-charset=<var class="var">charset</var>  -flarge-source-files
+-fmacro-prefix-map=<var class="var">old</var>=<var class="var">new</var> -fmax-include-depth=<var class="var">depth</var>
+-fno-canonical-system-headers  -fpch-deps  -fpch-preprocess
+-fpreprocessed  -ftabstop=<var class="var">width</var>  -ftrack-macro-expansion
+-fwide-exec-charset=<var class="var">charset</var>  -fworking-directory
+-H  -imacros <var class="var">file</var>  -include <var class="var">file</var>
+-M  -MD  -MF  -MG  -MM  -MMD  -MP  -MQ  -MT -Mno-modules
+-no-integrated-cpp  -P  -pthread  -remap
+-traditional  -traditional-cpp  -trigraphs
+-U<var class="var">macro</var>  -undef
+-Wp,<var class="var">option</var>  -Xpreprocessor <var class="var">option</var></pre>
+</div> </dd> <dt>Assembler Options</dt> <dd>
+<p>See <a class="xref" href="assembler-options">Passing Options to the Assembler</a>. </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-Wa,<var class="var">option</var>  -Xassembler <var class="var">option</var></pre>
+</div> </dd> <dt>Linker Options</dt> <dd>
+<p>See <a class="xref" href="link-options">Options for Linking</a>. </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp"><var class="var">object-file-name</var>  -fuse-ld=<var class="var">linker</var>  -l<var class="var">library</var>
+-nostartfiles  -nodefaultlibs  -nolibc  -nostdlib  -nostdlib++
+-e <var class="var">entry</var>  --entry=<var class="var">entry</var>
+-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 <var class="var">script</var>  -Wl,<var class="var">option</var>  -Xlinker <var class="var">option</var>
+-u <var class="var">symbol</var>  -z <var class="var">keyword</var></pre>
+</div> </dd> <dt>Directory Options</dt> <dd>
+<p>See <a class="xref" href="directory-options">Options for Directory Search</a>. </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-B<var class="var">prefix</var>  -I<var class="var">dir</var>  -I-
+-idirafter <var class="var">dir</var>
+-imacros <var class="var">file</var>  -imultilib <var class="var">dir</var>
+-iplugindir=<var class="var">dir</var>  -iprefix <var class="var">file</var>
+-iquote <var class="var">dir</var>  -isysroot <var class="var">dir</var>  -isystem <var class="var">dir</var>
+-iwithprefix <var class="var">dir</var>  -iwithprefixbefore <var class="var">dir</var>
+-L<var class="var">dir</var>  -no-canonical-prefixes  --no-sysroot-suffix
+-nostdinc  -nostdinc++  --sysroot=<var class="var">dir</var></pre>
+</div> </dd> <dt>Code Generation Options</dt> <dd>
+<p>See <a class="xref" href="code-gen-options">Options for Code Generation Conventions</a>. </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-fcall-saved-<var class="var">reg</var>  -fcall-used-<var class="var">reg</var>
+-ffixed-<var class="var">reg</var>  -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[=<var class="var">n</var>]
+-fleading-underscore  -ftls-model=<var class="var">model</var>
+-fstack-reuse=<var class="var">reuse_level</var>
+-ftrampolines  -ftrapv  -fwrapv
+-fvisibility=<span class="r">[</span>default<span class="r">|</span>internal<span class="r">|</span>hidden<span class="r">|</span>protected<span class="r">]</span>
+-fstrict-volatile-bitfields  -fsync-libcalls</pre>
+</div> </dd> <dt>Developer Options</dt> <dd>
+<p>See <a class="xref" href="developer-options">GCC Developer Options</a>. </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-d<var class="var">letters</var>  -dumpspecs  -dumpmachine  -dumpversion
+-dumpfullversion  -fcallgraph-info<span class="r">[</span>=su,da<span class="r">]</span>
+-fchecking  -fchecking=<var class="var">n</var>
+-fdbg-cnt-list  -fdbg-cnt=<var class="var">counter-value-list</var>
+-fdisable-ipa-<var class="var">pass_name</var>
+-fdisable-rtl-<var class="var">pass_name</var>
+-fdisable-rtl-<var class="var">pass-name</var>=<var class="var">range-list</var>
+-fdisable-tree-<var class="var">pass_name</var>
+-fdisable-tree-<var class="var">pass-name</var>=<var class="var">range-list</var>
+-fdump-debug  -fdump-earlydebug
+-fdump-noaddr  -fdump-unnumbered  -fdump-unnumbered-links
+-fdump-final-insns<span class="r">[</span>=<var class="var">file</var><span class="r">]</span>
+-fdump-ipa-all  -fdump-ipa-cgraph  -fdump-ipa-inline
+-fdump-lang-all
+-fdump-lang-<var class="var">switch</var>
+-fdump-lang-<var class="var">switch</var>-<var class="var">options</var>
+-fdump-lang-<var class="var">switch</var>-<var class="var">options</var>=<var class="var">filename</var>
+-fdump-passes
+-fdump-rtl-<var class="var">pass</var>  -fdump-rtl-<var class="var">pass</var>=<var class="var">filename</var>
+-fdump-statistics
+-fdump-tree-all
+-fdump-tree-<var class="var">switch</var>
+-fdump-tree-<var class="var">switch</var>-<var class="var">options</var>
+-fdump-tree-<var class="var">switch</var>-<var class="var">options</var>=<var class="var">filename</var>
+-fcompare-debug<span class="r">[</span>=<var class="var">opts</var><span class="r">]</span>  -fcompare-debug-second
+-fenable-<var class="var">kind</var>-<var class="var">pass</var>
+-fenable-<var class="var">kind</var>-<var class="var">pass</var>=<var class="var">range-list</var>
+-fira-verbose=<var class="var">n</var>
+-flto-report  -flto-report-wpa  -fmem-report-wpa
+-fmem-report  -fpre-ipa-mem-report  -fpost-ipa-mem-report
+-fopt-info  -fopt-info-<var class="var">options</var><span class="r">[</span>=<var class="var">file</var><span class="r">]</span>
+-fmultiflags  -fprofile-report
+-frandom-seed=<var class="var">string</var>  -fsched-verbose=<var class="var">n</var>
+-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=<var class="var">library</var>  -print-libgcc-file-name
+-print-multi-directory  -print-multi-lib  -print-multi-os-directory
+-print-prog-name=<var class="var">program</var>  -print-search-dirs  -Q
+-print-sysroot  -print-sysroot-headers-suffix
+-save-temps  -save-temps=cwd  -save-temps=obj  -time<span class="r">[</span>=<var class="var">file</var><span class="r">]</span></pre>
+</div> </dd> <dt>Machine-Dependent Options</dt> <dd>
+<p>See <a class="xref" href="submodel-options">Machine-Dependent Options</a>. </p> <p><em class="emph">AArch64 Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mabi=<var class="var">name</var>  -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=<var class="var">size</var>
+-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=<var class="var">scope</var>
+-mbranch-protection=<var class="var">none</var>|<var class="var">standard</var>|<var class="var">pac-ret</var>[+<var class="var">leaf</var>
++<var class="var">b-key</var>]|<var class="var">bti</var>
+-mharden-sls=<var class="var">opts</var>
+-march=<var class="var">name</var>  -mcpu=<var class="var">name</var>  -mtune=<var class="var">name</var>
+-moverride=<var class="var">string</var>  -mverbose-cost-dump
+-mstack-protector-guard=<var class="var">guard</var> -mstack-protector-guard-reg=<var class="var">sysreg</var>
+-mstack-protector-guard-offset=<var class="var">offset</var> -mtrack-speculation
+-moutline-atomics</pre>
+</div> <p><em class="emph">Adapteva Epiphany Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mhalf-reg-file  -mprefer-short-insn-regs
+-mbranch-cost=<var class="var">num</var>  -mcmove  -mnops=<var class="var">num</var>  -msoft-cmpsf
+-msplit-lohi  -mpost-inc  -mpost-modify  -mstack-offset=<var class="var">num</var>
+-mround-nearest  -mlong-calls  -mshort-calls  -msmall16
+-mfp-mode=<var class="var">mode</var>  -mvect-double  -max-vect-align=<var class="var">num</var>
+-msplit-vecmove-early  -m1reg-<var class="var">reg</var></pre>
+</div> <p><em class="emph">AMD GCN Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-march=<var class="var">gpu</var> -mtune=<var class="var">gpu</var> -mstack-size=<var class="var">bytes</var></pre>
+</div> <p><em class="emph">ARC Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mbarrel-shifter  -mjli-always
+-mcpu=<var class="var">cpu</var>  -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=<var class="var">width</var>  -G <var class="var">num</var>
+-mvolatile-cache  -mtp-regno=<var class="var">regno</var>
+-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=<var class="var">level</var>
+-mtune=<var class="var">cpu</var>  -mmultcost=<var class="var">num</var>  -mcode-density-frame
+-munalign-prob-threshold=<var class="var">probability</var>  -mmpy-option=<var class="var">multo</var>
+-mdiv-rem  -mcode-density  -mll64  -mfpu=<var class="var">fpu</var>  -mrf16  -mbranch-index</pre>
+</div> <p><em class="emph">ARM Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mapcs-frame  -mno-apcs-frame
+-mabi=<var class="var">name</var>
+-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=<var class="var">name</var>
+-mfp16-format=<var class="var">name</var>
+-mthumb-interwork  -mno-thumb-interwork
+-mcpu=<var class="var">name</var>  -march=<var class="var">name</var>  -mfpu=<var class="var">name</var>
+-mtune=<var class="var">name</var>  -mprint-tune-info
+-mstructure-size-boundary=<var class="var">n</var>
+-mabort-on-noreturn
+-mlong-calls  -mno-long-calls
+-msingle-pic-base  -mno-single-pic-base
+-mpic-register=<var class="var">reg</var>
+-mnop-fun-dllimport
+-mpoke-function-name
+-mthumb  -marm  -mflip-thumb
+-mtpcs-frame  -mtpcs-leaf-frame
+-mcaller-super-interworking  -mcallee-super-interworking
+-mtp=<var class="var">name</var>  -mtls-dialect=<var class="var">dialect</var>
+-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=<var class="var">guard</var> -mstack-protector-guard-offset=<var class="var">offset</var>
+-mfdpic
+-mbranch-protection=<var class="var">none</var>|<var class="var">standard</var>|<var class="var">pac-ret</var>[+<var class="var">leaf</var>]
+[+<var class="var">bti</var>]|<var class="var">bti</var>[+<var class="var">pac-ret</var>[+<var class="var">leaf</var>]]</pre>
+</div> <p><em class="emph">AVR Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mmcu=<var class="var">mcu</var>  -mabsdata  -maccumulate-args
+-mbranch-cost=<var class="var">cost</var>
+-mcall-prologues  -mgas-isr-prologues  -mint8
+-mdouble=<var class="var">bits</var> -mlong-double=<var class="var">bits</var>
+-mn_flash=<var class="var">size</var>  -mno-interrupts
+-mmain-is-OS_task  -mrelax  -mrmw  -mstrict-X  -mtiny-stack
+-mfract-convert-truncate
+-mshort-calls  -nodevicelib  -nodevicespecs
+-Waddr-space-convert  -Wmisspelled-isr</pre>
+</div> <p><em class="emph">Blackfin Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mcpu=<var class="var">cpu</var><span class="r">[</span>-<var class="var">sirevision</var><span class="r">]</span>
+-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=<var class="var">n</var>
+-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</pre>
+</div> <p><em class="emph">C6X Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mbig-endian  -mlittle-endian  -march=<var class="var">cpu</var>
+-msim  -msdata=<var class="var">sdata-type</var></pre>
+</div> <p><em class="emph">CRIS Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mcpu=<var class="var">cpu</var>  -march=<var class="var">cpu</var>
+-mtune=<var class="var">cpu</var> -mmax-stack-frame=<var class="var">n</var>
+-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</pre>
+</div> <p><em class="emph">C-SKY Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-march=<var class="var">arch</var>  -mcpu=<var class="var">cpu</var>
+-mbig-endian  -EB  -mlittle-endian  -EL
+-mhard-float  -msoft-float  -mfpu=<var class="var">fpu</var>  -mdouble-float  -mfdivdu
+-mfloat-abi=<var class="var">name</var>
+-melrw  -mistack  -mmp  -mcp  -mcache  -msecurity  -mtrust
+-mdsp  -medsp  -mvdsp
+-mdiv  -msmart  -mhigh-registers  -manchor
+-mpushpop  -mmultiple-stld  -mconstpool  -mstack-size  -mccrt
+-mbranch-cost=<var class="var">n</var>  -mcse-cc  -msched-prolog -msim</pre>
+</div> <p><em class="emph">Darwin Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-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=<var class="var">version</var>
+-mkernel  -mone-byte-bool</pre>
+</div> <p><em class="emph">DEC Alpha Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mno-fp-regs  -msoft-float
+-mieee  -mieee-with-inexact  -mieee-conformant
+-mfp-trap-mode=<var class="var">mode</var>  -mfp-rounding-mode=<var class="var">mode</var>
+-mtrap-precision=<var class="var">mode</var>  -mbuild-constants
+-mcpu=<var class="var">cpu-type</var>  -mtune=<var class="var">cpu-type</var>
+-mbwx  -mmax  -mfix  -mcix
+-mfloat-vax  -mfloat-ieee
+-mexplicit-relocs  -msmall-data  -mlarge-data
+-msmall-text  -mlarge-text
+-mmemory-latency=<var class="var">time</var></pre>
+</div> <p><em class="emph">eBPF Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mbig-endian -mlittle-endian -mkernel=<var class="var">version</var>
+-mframe-limit=<var class="var">bytes</var> -mxbpf -mco-re -mno-co-re
+-mjmpext -mjmp32 -malu32 -mcpu=<var class="var">version</var></pre>
+</div> <p><em class="emph">FR30 Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-msmall-model  -mno-lsim</pre>
+</div> <p><em class="emph">FT32 Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-msim  -mlra  -mnodiv  -mft32b  -mcompress  -mnopm</pre>
+</div> <p><em class="emph">FRV Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-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=<var class="var">cpu</var></pre>
+</div> <p><em class="emph">GNU/Linux Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mglibc  -muclibc  -mmusl  -mbionic  -mandroid
+-tno-android-cc  -tno-android-ld</pre>
+</div> <p><em class="emph">H8/300 Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mrelax  -mh  -ms  -mn  -mexr  -mno-exr  -mint32  -malign-300</pre>
+</div> <p><em class="emph">HPPA Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-march=<var class="var">architecture-type</var>
+-matomic-libcalls  -mbig-switch
+-mcaller-copies  -mdisable-fpregs  -mdisable-indexing
+-mordered  -mfast-indirect-calls  -mgas  -mgnu-ld   -mhp-ld
+-mfixed-range=<var class="var">register-range</var>
+-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=<var class="var">cpu-type</var>  -mspace-regs  -msoft-mult  -msio  -mwsio
+-munix=<var class="var">unix-std</var>  -nolibdld  -static  -threads</pre>
+</div> <p><em class="emph">IA-64 Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-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=<var class="var">register-range</var>  -mtls-size=<var class="var">tls-size</var>
+-mtune=<var class="var">cpu-type</var>  -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=<var class="var">max-insns</var></pre>
+</div> <p><em class="emph">LM32 Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mbarrel-shift-enabled  -mdivide-enabled  -mmultiply-enabled
+-msign-extend-enabled  -muser-enabled</pre>
+</div> <p><em class="emph">LoongArch Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-march=<var class="var">cpu-type</var>  -mtune=<var class="var">cpu-type</var> -mabi=<var class="var">base-abi-type</var>
+-mfpu=<var class="var">fpu-type</var> -msoft-float -msingle-float -mdouble-float
+-mbranch-cost=<var class="var">n</var>  -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=<var class="var">n</var>
+-mexplicit-relocs -mno-explicit-relocs
+-mdirect-extern-access -mno-direct-extern-access
+-mcmodel=<var class="var">code-model</var></pre>
+</div> <p><em class="emph">M32R/D Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-m32r2  -m32rx  -m32r
+-mdebug
+-malign-loops  -mno-align-loops
+-missue-rate=<var class="var">number</var>
+-mbranch-cost=<var class="var">number</var>
+-mmodel=<var class="var">code-size-model-type</var>
+-msdata=<var class="var">sdata-type</var>
+-mno-flush-func  -mflush-func=<var class="var">name</var>
+-mno-flush-trap  -mflush-trap=<var class="var">number</var>
+-G <var class="var">num</var></pre>
+</div> <p><em class="emph">M32C Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mcpu=<var class="var">cpu</var>  -msim  -memregs=<var class="var">number</var></pre>
+</div> <p><em class="emph">M680x0 Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-march=<var class="var">arch</var>  -mcpu=<var class="var">cpu</var>  -mtune=<var class="var">tune</var>
+-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</pre>
+</div> <p><em class="emph">MCore Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-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</pre>
+</div> <p><em class="emph">MicroBlaze Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-msoft-float  -mhard-float  -msmall-divides  -mcpu=<var class="var">cpu</var>
+-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-<var class="var">app-model</var>
+-mpic-data-is-text-relative</pre>
+</div> <p><em class="emph">MIPS Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-EL  -EB  -march=<var class="var">arch</var>  -mtune=<var class="var">arch</var>
+-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=<var class="var">abi</var>  -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=<var class="var">mode</var>  -mnan=<var class="var">encoding</var>
+-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=<var class="var">fpu-type</var>
+-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
+-G<var class="var">num</var>  -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=<var class="var">setting</var>
+-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=<var class="var">func</var>  -mno-flush-func
+-mbranch-cost=<var class="var">num</var>  -mbranch-likely  -mno-branch-likely
+-mcompact-branches=<var class="var">policy</var>
+-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</pre>
+</div> <p><em class="emph">MMIX Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-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</pre>
+</div> <p><em class="emph">MN10300 Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mmult-bug  -mno-mult-bug
+-mno-am33  -mam33  -mam33-2  -mam34
+-mtune=<var class="var">cpu-type</var>
+-mreturn-pointer-on-d0
+-mno-crt0  -mrelax  -mliw  -msetlb</pre>
+</div> <p><em class="emph">Moxie Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-meb  -mel  -mmul.x  -mno-crt0</pre>
+</div> <p><em class="emph">MSP430 Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-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=</pre>
+</div> <p><em class="emph">NDS32 Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-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=<var class="var">num</var>
+-mcache-block-size=<var class="var">num</var>
+-march=<var class="var">arch</var>
+-mcmodel=<var class="var">code-model</var>
+-mctor-dtor  -mrelax</pre>
+</div> <p><em class="emph">Nios II Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-G <var class="var">num</var>  -mgpopt=<var class="var">option</var>  -mgpopt  -mno-gpopt
+-mgprel-sec=<var class="var">regexp</var>  -mr0rel-sec=<var class="var">regexp</var>
+-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-<var class="var">insn</var>=<var class="var">N</var>  -mno-custom-<var class="var">insn</var>
+-mcustom-fpu-cfg=<var class="var">name</var>
+-mhal  -msmallc  -msys-crt0=<var class="var">name</var>  -msys-lib=<var class="var">name</var>
+-march=<var class="var">arch</var>  -mbmx  -mno-bmx  -mcdx  -mno-cdx</pre>
+</div> <p><em class="emph">Nvidia PTX Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-m64  -mmainkernel  -moptimize</pre>
+</div> <p><em class="emph">OpenRISC Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mboard=<var class="var">name</var>  -mnewlib  -mhard-mul  -mhard-div
+-msoft-mul  -msoft-div
+-msoft-float  -mhard-float  -mdouble-float -munordered-float
+-mcmov  -mror  -mrori  -msext  -msfimm  -mshftimm
+-mcmodel=<var class="var">code-model</var></pre>
+</div> <p><em class="emph">PDP-11 Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mfpu  -msoft-float  -mac0  -mno-ac0  -m40  -m45  -m10
+-mint32  -mno-int16  -mint16  -mno-int32
+-msplit  -munix-asm  -mdec-asm  -mgnu-asm  -mlra</pre>
+</div> <p><em class="emph">PowerPC Options</em> See RS/6000 and PowerPC Options. </p> <p><em class="emph">PRU Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mmcu=<var class="var">mcu</var>  -minrt  -mno-relax  -mloop
+-mabi=<var class="var">variant</var></pre>
+</div> <p><em class="emph">RISC-V Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mbranch-cost=<var class="var">N-instruction</var>
+-mplt  -mno-plt
+-mabi=<var class="var">ABI-string</var>
+-mfdiv  -mno-fdiv
+-mdiv  -mno-div
+-misa-spec=<var class="var">ISA-spec-string</var>
+-march=<var class="var">ISA-string</var>
+-mtune=<var class="var">processor-string</var>
+-mpreferred-stack-boundary=<var class="var">num</var>
+-msmall-data-limit=<var class="var">N-bytes</var>
+-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=<var class="var">type</var>
+-mbig-endian  -mlittle-endian
+-mstack-protector-guard=<var class="var">guard</var>  -mstack-protector-guard-reg=<var class="var">reg</var>
+-mstack-protector-guard-offset=<var class="var">offset</var>
+-mcsr-check -mno-csr-check</pre>
+</div> <p><em class="emph">RL78 Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-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</pre>
+</div> <p><em class="emph">RS/6000 and PowerPC Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mcpu=<var class="var">cpu-type</var>
+-mtune=<var class="var">cpu-type</var>
+-mcmodel=<var class="var">code-model</var>
+-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=<var class="var">priority</var>
+-msched-costly-dep=<var class="var">dependence_type</var>
+-minsert-sched-nops=<var class="var">scheme</var>
+-mcall-aixdesc  -mcall-eabi  -mcall-freebsd
+-mcall-linux  -mcall-netbsd  -mcall-openbsd
+-mcall-sysv  -mcall-sysv-eabi  -mcall-sysv-noeabi
+-mtraceback=<var class="var">traceback_type</var>
+-maix-struct-return  -msvr4-struct-return
+-mabi=<var class="var">abi-type</var>  -msecure-plt  -mbss-plt
+-mlongcall  -mno-longcall  -mpltseq  -mno-pltseq
+-mblock-move-inline-limit=<var class="var">num</var>
+-mblock-compare-inline-limit=<var class="var">num</var>
+-mblock-compare-inline-loop-limit=<var class="var">num</var>
+-mno-block-ops-unaligned-vsx
+-mstring-compare-inline-limit=<var class="var">num</var>
+-misel  -mno-isel
+-mvrsave  -mno-vrsave
+-mmulhw  -mno-mulhw
+-mdlmzb  -mno-dlmzb
+-mprototype  -mno-prototype
+-msim  -mmvme  -mads  -myellowknife  -memb  -msdata
+-msdata=<var class="var">opt</var>  -mreadonly-in-sdata  -mvxworks  -G <var class="var">num</var>
+-mrecip  -mrecip=<var class="var">opt</var>  -mno-recip  -mrecip-precision
+-mno-recip-precision
+-mveclibabi=<var class="var">type</var>  -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=<var class="var">guard</var> -mstack-protector-guard-reg=<var class="var">reg</var>
+-mstack-protector-guard-offset=<var class="var">offset</var> -mprefixed -mno-prefixed
+-mpcrel -mno-pcrel -mmma -mno-mmma -mrop-protect -mno-rop-protect
+-mprivileged -mno-privileged</pre>
+</div> <p><em class="emph">RX Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-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</pre>
+</div> <p><em class="emph">S/390 and zSeries Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mtune=<var class="var">cpu-type</var>  -march=<var class="var">cpu-type</var>
+-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=<var class="var">halfwords</var>,<var class="var">halfwords</var></pre>
+</div> <p><em class="emph">SH Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-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=<var class="var">number</var>  -mdiv=<var class="var">strategy</var>
+-mdivsi3_libfunc=<var class="var">name</var>  -mfixed-range=<var class="var">register-range</var>
+-maccumulate-outgoing-args
+-matomic-model=<var class="var">atomic-model</var>
+-mbranch-cost=<var class="var">num</var>  -mzdcbranch  -mno-zdcbranch
+-mcbranch-force-delay-slot
+-mfused-madd  -mno-fused-madd  -mfsca  -mno-fsca  -mfsrra  -mno-fsrra
+-mpretend-cmove  -mtas</pre>
+</div> <p><em class="emph">Solaris 2 Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mclear-hwcap  -mno-clear-hwcap  -mimpure-text  -mno-impure-text
+-pthreads</pre>
+</div> <p><em class="emph">SPARC Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mcpu=<var class="var">cpu-type</var>
+-mtune=<var class="var">cpu-type</var>
+-mcmodel=<var class="var">code-model</var>
+-mmemory-model=<var class="var">mem-model</var>
+-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</pre>
+</div> <p><em class="emph">System V Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-Qy  -Qn  -YP,<var class="var">paths</var>  -Ym,<var class="var">dir</var></pre>
+</div> <p><em class="emph">V850 Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mlong-calls  -mno-long-calls  -mep  -mno-ep
+-mprolog-function  -mno-prolog-function  -mspace
+-mtda=<var class="var">n</var>  -msda=<var class="var">n</var>  -mzda=<var class="var">n</var>
+-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</pre>
+</div> <p><em class="emph">VAX Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mg  -mgnu  -munix  -mlra</pre>
+</div> <p><em class="emph">Visium Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mdebug  -msim  -mfpu  -mno-fpu  -mhard-float  -msoft-float
+-mcpu=<var class="var">cpu-type</var>  -mtune=<var class="var">cpu-type</var>  -msv-mode  -muser-mode</pre>
+</div> <p><em class="emph">VMS Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mvms-return-codes  -mdebug-main=<var class="var">prefix</var>  -mmalloc64
+-mpointer-size=<var class="var">size</var></pre>
+</div> <p><em class="emph">VxWorks Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mrtp  -non-static  -Bstatic  -Bdynamic
+-Xbind-lazy  -Xbind-now</pre>
+</div> <p><em class="emph">x86 Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mtune=<var class="var">cpu-type</var>  -march=<var class="var">cpu-type</var>
+-mtune-ctrl=<var class="var">feature-list</var>  -mdump-tune-features  -mno-default
+-mfpmath=<var class="var">unit</var>
+-masm=<var class="var">dialect</var>  -mno-fancy-math-387
+-mno-fp-ret-in-387  -m80387  -mhard-float  -msoft-float
+-mno-wide-multiply  -mrtd  -malign-double
+-mpreferred-stack-boundary=<var class="var">num</var>
+-mincoming-stack-boundary=<var class="var">num</var>
+-mcld  -mcx16  -msahf  -mmovbe  -mcrc32 -mmwait
+-mrecip  -mrecip=<var class="var">opt</var>
+-mvzeroupper  -mprefer-avx128  -mprefer-vector-width=<var class="var">opt</var>
+-mmove-max=<var class="var">bits</var> -mstore-max=<var class="var">bits</var>
+-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=<var class="var">alg</var>
+-mkl -mwidekl
+-mmemcpy-strategy=<var class="var">strategy</var>  -mmemset-strategy=<var class="var">strategy</var>
+-mpush-args  -maccumulate-outgoing-args  -m128bit-long-double
+-m96bit-long-double  -mlong-double-64  -mlong-double-80  -mlong-double-128
+-mregparm=<var class="var">num</var>  -msseregparm
+-mveclibabi=<var class="var">type</var>  -mvect8-ret-in-mem
+-mpc32  -mpc64  -mpc80  -mdaz-ftz -mstackrealign
+-momit-leaf-frame-pointer  -mno-red-zone  -mno-tls-direct-seg-refs
+-mcmodel=<var class="var">code-model</var>  -mabi=<var class="var">name</var>  -maddress-mode=<var class="var">mode</var>
+-m32  -m64  -mx32  -m16  -miamcu  -mlarge-data-threshold=<var class="var">num</var>
+-msse2avx  -mfentry  -mrecord-mcount  -mnop-mcount  -m8bit-idiv
+-minstrument-return=<var class="var">type</var> -mfentry-name=<var class="var">name</var> -mfentry-section=<var class="var">name</var>
+-mavx256-split-unaligned-load  -mavx256-split-unaligned-store
+-malign-data=<var class="var">type</var>  -mstack-protector-guard=<var class="var">guard</var>
+-mstack-protector-guard-reg=<var class="var">reg</var>
+-mstack-protector-guard-offset=<var class="var">offset</var>
+-mstack-protector-guard-symbol=<var class="var">symbol</var>
+-mgeneral-regs-only  -mcall-ms2sysv-xlogues -mrelax-cmpxchg-loop
+-mindirect-branch=<var class="var">choice</var>  -mfunction-return=<var class="var">choice</var>
+-mindirect-branch-register -mharden-sls=<var class="var">choice</var>
+-mindirect-branch-cs-prefix -mneeded -mno-direct-extern-access
+-munroll-only-small-loops -mlam=<var class="var">choice</var></pre>
+</div> <p><em class="emph">x86 Windows Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-mconsole  -mcygwin  -mno-cygwin  -mdll
+-mnop-fun-dllimport  -mthread
+-municode  -mwin32  -mwindows  -fno-set-stack-executable</pre>
+</div> <p><em class="emph">Xstormy16 Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-msim</pre>
+</div> <p><em class="emph">Xtensa Options</em> </p>
+<div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">-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=<var class="var">abi-type</var>
+-mextra-l32r-costs=<var class="var">cycles</var></pre>
+</div> <p><em class="emph">zSeries Options</em> See S/390 and zSeries Options. </p>
+</dd> </dl> </div>  <div class="nav-panel"> <p> Next: <a href="overall-options">Options Controlling the Kind of Output</a>, Up: <a href="invoking-gcc">GCC Command Options</a> [<a href="index#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="indices" title="Index" rel="index">Index</a>]</p> </div><div class="_attribution">
+  <p class="_attribution-p">
+    &copy; Free Software Foundation<br>Licensed under the GNU Free Documentation License, Version 1.3.<br>
+    <a href="https://gcc.gnu.org/onlinedocs/gcc-13.1.0/gcc/Option-Summary.html" class="_attribution-link">https://gcc.gnu.org/onlinedocs/gcc-13.1.0/gcc/Option-Summary.html</a>
+  </p>
+</div>