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| author | obrien <obrien@FreeBSD.org> | 1999-09-19 08:58:44 +0000 |
|---|---|---|
| committer | obrien <obrien@FreeBSD.org> | 1999-09-19 08:58:44 +0000 |
| commit | 385f21dad749b72b6d4126069fb4d243fb9b6fb4 (patch) | |
| tree | 83bc7d58e47ffeedcd2bf56e6ade9e627709d9ec /contrib/gcc/gcc.1 | |
| parent | 2e9bc72c28dd2107049d012d68a5b187a2211b3e (diff) | |
| download | FreeBSD-src-385f21dad749b72b6d4126069fb4d243fb9b6fb4.zip FreeBSD-src-385f21dad749b72b6d4126069fb4d243fb9b6fb4.tar.gz | |
Document -Os optimization. Add to -O{0,2} documentation.
Obtained from: invoke.texi
Diffstat (limited to 'contrib/gcc/gcc.1')
| -rw-r--r-- | contrib/gcc/gcc.1 | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/contrib/gcc/gcc.1 b/contrib/gcc/gcc.1 index 4e70741..b30ebf3 100644 --- a/contrib/gcc/gcc.1 +++ b/contrib/gcc/gcc.1 @@ -265,6 +265,8 @@ in the following sections. \-O \-O2 \-O3 +\-O0 +\-Os .TP .B Preprocessor Options .RI \-A assertion @@ -2459,6 +2461,12 @@ Optimize yet more. This turns on everything does, along with also turning on .B \-finline\-functions. .TP +.B \-Os +Optimize for size. This enables all +.B \-O2 +optimizations that do not typically increase code size. It also performs +further optimizations designed to reduce code size. +.TP .B \-O0 Do not optimize. .Sp |
