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author | Jarkko Hietaniemi <jhi@iki.fi> | 2001-07-30 23:11:10 +0000 |
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committer | Jarkko Hietaniemi <jhi@iki.fi> | 2001-07-30 23:11:10 +0000 |
commit | faf52077314b44c5bedc5d7fe06835bf98c07f69 (patch) | |
tree | 86e315722797d779bcc8e9f40d2c9267cd09d8bb /hints | |
parent | d2a168168aebad1c49b517183798f6ce11a71ab1 (diff) | |
download | perl-faf52077314b44c5bedc5d7fe06835bf98c07f69.tar.gz |
Explain in more detail why -pipe and -fno-common are good.
p4raw-id: //depot/perl@11507
Diffstat (limited to 'hints')
-rw-r--r-- | hints/darwin.sh | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/hints/darwin.sh b/hints/darwin.sh index de5857c09e..c2e7606d7b 100644 --- a/hints/darwin.sh +++ b/hints/darwin.sh @@ -51,8 +51,12 @@ if [ "x$optimize" = 'x' ]; then optimize='-O3' fi -# XXX Unclear why we require -pipe and -fno-common here. --Andy Dougherty -# We don't like commons. --Fred Sánchez +# -pipe: makes compilation go faster. +# -fno-common: we don't like commons. Common symbols are not allowed +# in MH_DYLIB binaries, which is what libperl.dylib is. You will fail +# to link without that option, unless you otherwise eliminate all commons +# by, for example, initializing all globals. +# --Fred Sánchez ccflags="${ccflags} -pipe -fno-common" # At least on Darwin 1.3.x: |