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| author | anholt <anholt@FreeBSD.org> | 2003-05-22 16:56:46 +0000 |
|---|---|---|
| committer | anholt <anholt@FreeBSD.org> | 2003-05-22 16:56:46 +0000 |
| commit | 99b5c5ca725b6585db78f575894c74d7287f3a80 (patch) | |
| tree | db95a2c476c86d5e75756bc6d8c52664203e0855 /share/mk | |
| parent | ee01ef6898f70031356462eb5f9fefcdc92043f9 (diff) | |
| download | FreeBSD-src-99b5c5ca725b6585db78f575894c74d7287f3a80.zip FreeBSD-src-99b5c5ca725b6585db78f575894c74d7287f3a80.tar.gz | |
Change -march=pentium4 to -march=pentium3 when CPUTYPE==p4, because gcc 3.2 is
known to produce broken code with -march=pentium4. Add a note explaining this.
This should be removed when we update to gcc 3.3 or the bug is otherwise fixed.
Approved by: re
Diffstat (limited to 'share/mk')
| -rw-r--r-- | share/mk/bsd.cpu.mk | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/share/mk/bsd.cpu.mk b/share/mk/bsd.cpu.mk index 1674f9e..a8507cb 100644 --- a/share/mk/bsd.cpu.mk +++ b/share/mk/bsd.cpu.mk @@ -50,7 +50,9 @@ _CPUCFLAGS = -march=${CPUTYPE} . elif ${CPUTYPE} == "k5" _CPUCFLAGS = -march=pentium . elif ${CPUTYPE} == "p4" -_CPUCFLAGS = -march=pentium4 +# gcc 3.2 is known to produce broken code with -march=pentium4, so it is +# disabled for now. This is fixed in gcc 3.3. +_CPUCFLAGS = -march=pentium3 . elif ${CPUTYPE} == "p3" _CPUCFLAGS = -march=pentium3 . elif ${CPUTYPE} == "p2" |
