-Wno-unused-result -Wunused-value @gol -Wunused-variable @gol
-Wunused-but-set-parameter -Wunused-but-set-variable @gol
-Wuseless-cast -Wvariadic-macros -Wvector-operation-performance @gol
--Wvla -Wvolatile-register-var -Wwrite-strings -Wzero-as-null-pointer-constant}
+-Wvla -Wvolatile-register-var -Wwrite-strings @gol
+-Wzero-as-null-pointer-constant}
@item C and Objective-C-only Warning Options
@gccoptlist{-Wbad-function-cast -Wmissing-declarations @gol
-fira-loop-pressure -fno-ira-share-save-slots @gol
-fno-ira-share-spill-slots -fira-verbose=@var{n} @gol
-fisolate-erroneous-paths-dereference -fisolate-erroneous-paths-attribute @gol
--fivopts -fkeep-inline-functions -fkeep-static-consts -flive-range-shrinkage @gol
+-fivopts -fkeep-inline-functions -fkeep-static-consts @gol
+-flive-range-shrinkage @gol
-floop-block -floop-interchange -floop-strip-mine @gol
-floop-unroll-and-jam -floop-nest-optimize @gol
-floop-parallelize-all -flra-remat -flto -flto-compression-level @gol
-fprefetch-loop-arrays -fprofile-report @gol
-fprofile-correction -fprofile-dir=@var{path} -fprofile-generate @gol
-fprofile-generate=@var{path} @gol
--fprofile-use -fprofile-use=@var{path} -fprofile-values -fprofile-reorder-functions @gol
--freciprocal-math -free -frename-registers -fschedule-fusion -freorder-blocks @gol
+-fprofile-use -fprofile-use=@var{path} -fprofile-values @gol
+-fprofile-reorder-functions @gol
+-freciprocal-math -free -frename-registers -freorder-blocks @gol
-freorder-blocks-and-partition -freorder-functions @gol
-frerun-cse-after-loop -freschedule-modulo-scheduled-loops @gol
-frounding-math -fsched2-use-superblocks -fsched-pressure @gol
-fsched-group-heuristic -fsched-critical-path-heuristic @gol
-fsched-spec-insn-heuristic -fsched-rank-heuristic @gol
-fsched-last-insn-heuristic -fsched-dep-count-heuristic @gol
+-fschedule-fusion @gol
-fschedule-insns -fschedule-insns2 -fsection-anchors @gol
-fselective-scheduling -fselective-scheduling2 @gol
-fsel-sched-pipelining -fsel-sched-pipelining-outer-loops @gol
-mbmi2 -mfxsr -mxsave -mxsaveopt -mrtm -mlwp -mmpx -mthreads @gol
-mno-align-stringops -minline-all-stringops @gol
-minline-stringops-dynamically -mstringop-strategy=@var{alg} @gol
--mmemcpy-strategy=@var{strategy} -mmemset-strategy=@var{strategy}
+-mmemcpy-strategy=@var{strategy} -mmemset-strategy=@var{strategy} @gol
-mpush-args -maccumulate-outgoing-args -m128bit-long-double @gol
-m96bit-long-double -mlong-double-64 -mlong-double-80 -mlong-double-128 @gol
-mregparm=@var{num} -msseregparm @gol
@gccoptlist{-mcpu=@var{cpu} -msim -memregs=@var{number}}
@emph{M680x0 Options}
-@gccoptlist{-march=@var{arch} -mcpu=@var{cpu} -mtune=@var{tune}
+@gccoptlist{-march=@var{arch} -mcpu=@var{cpu} -mtune=@var{tune} @gol
-m68000 -m68020 -m68020-40 -m68020-60 -m68030 -m68040 @gol
-m68060 -mcpu32 -m5200 -m5206e -m528x -m5307 -m5407 @gol
-mcfv4e -mbitfield -mno-bitfield -mc68000 -mc68020 @gol
for 88-color and 256-color modes background colors.
The default @env{GCC_COLORS} is
-@samp{error=01;31:warning=01;35:note=01;36:caret=01;32:locus=01:quote=01}
+@smallexample
+error=01;31:warning=01;35:note=01;36:caret=01;32:locus=01:quote=01
+@end smallexample
+@noindent
where @samp{01;31} is bold red, @samp{01;35} is bold magenta,
@samp{01;36} is bold cyan, @samp{01;32} is bold green and
@samp{01} is bold. Setting @env{GCC_COLORS} to the empty
the latter disables recovery for all sanitizers that support it.
Syntax without explicit @var{opts} parameter is deprecated. It is equivalent to
-@option{-fsanitize-recover=undefined,float-cast-overflow,float-divide-by-zero}.
+@smallexample
+-fsanitize-recover=undefined,float-cast-overflow,float-divide-by-zero
+@end smallexample
+@noindent
Similarly @option{-fno-sanitize-recover} is equivalent to
-@option{-fno-sanitize-recover=undefined,float-cast-overflow,float-divide-by-zero}.
+@smallexample
+-fno-sanitize-recover=undefined,float-cast-overflow,float-divide-by-zero
+@end smallexample
@item -fsanitize-undefined-trap-on-error
@opindex fsanitize-undefined-trap-on-error
@opindex fdump-rtl-split3
@opindex fdump-rtl-split4
@opindex fdump-rtl-split5
-@option{-fdump-rtl-split1}, @option{-fdump-rtl-split2},
-@option{-fdump-rtl-split3}, @option{-fdump-rtl-split4} and
-@option{-fdump-rtl-split5} enable dumping after five rounds of
+These options enable dumping after five rounds of
instruction splitting.
@item -fdump-rtl-sms
@item -ffast-math
@opindex ffast-math
-Sets @option{-fno-math-errno}, @option{-funsafe-math-optimizations},
+Sets the options @option{-fno-math-errno}, @option{-funsafe-math-optimizations},
@option{-ffinite-math-only}, @option{-fno-rounding-math},
@option{-fno-signaling-nans} and @option{-fcx-limited-range}.
self-recursive inline
function can grow into by performing recursive inlining.
-For functions declared inline, @option{--param max-inline-insns-recursive} is
-taken into account. For functions not declared inline, recursive inlining
+@option{--param max-inline-insns-recursive} applies to functions
+declared inline.
+For functions not declared inline, recursive inlining
happens only when @option{-finline-functions} (included in @option{-O3}) is
-enabled and @option{--param max-inline-insns-recursive-auto} is used. The
+enabled; @option{--param max-inline-insns-recursive-auto} applies instead. The
default value is 450.
@item max-inline-recursive-depth
@itemx max-inline-recursive-depth-auto
Specifies the maximum recursion depth used for recursive inlining.
-For functions declared inline, @option{--param max-inline-recursive-depth} is
-taken into account. For functions not declared inline, recursive inlining
+@option{--param max-inline-recursive-depth} applies to functions
+declared inline. For functions not declared inline, recursive inlining
happens only when @option{-finline-functions} (included in @option{-O3}) is
-enabled and @option{--param max-inline-recursive-depth-auto} is used. The
+enabled; @option{--param max-inline-recursive-depth-auto} applies instead. The
default value is 8.
@item min-inline-recursive-probability
@itemx -mno-text-section-literals
@opindex mtext-section-literals
@opindex mno-text-section-literals
-Control the treatment of literal pools. The default is
+These options control the treatment of literal pools. The default is
@option{-mno-text-section-literals}, which places literals in a separate
section in the output file. This allows the literal pool to be placed
in a data RAM/ROM, and it also allows the linker to combine literal