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authorJarkko Hietaniemi <jhi@iki.fi>2006-01-08 13:38:34 +0200
committerH.Merijn Brand <h.m.brand@xs4all.nl>2006-01-08 09:53:56 +0000
commitb6c2855378a705b6278bd4e260febb2b484b9fcd (patch)
tree188556a50c3ac9325fccb52de9cc566dd7f8c8ce /hints
parent34171394344b719cc0226ced73cb1c364965eda2 (diff)
downloadperl-b6c2855378a705b6278bd4e260febb2b484b9fcd.tar.gz
hints/dec_osf.sh (Re: blead@26701 compilation warning from tru64 cc)
Message-ID: <43C0DD9A.9080809@gmail.com> p4raw-id: //depot/perl@26707
Diffstat (limited to 'hints')
-rw-r--r--hints/dec_osf.sh13
1 files changed, 11 insertions, 2 deletions
diff --git a/hints/dec_osf.sh b/hints/dec_osf.sh
index fbdf6245da..2a2bf616b9 100644
--- a/hints/dec_osf.sh
+++ b/hints/dec_osf.sh
@@ -126,17 +126,23 @@ EOF
# If it is, we can use it for being nauseatingly C99 ANSI --
# but even then the lddlflags needs to stay -std1.
# If it is not, we must use -std1 for both flags.
+ #
case "`cc -c99 try.c 2>&1`" in
- *"-c99: Unknown flag"*) _ccflags_strict_ansi="-std1" ;;
+ *"-c99: Unknown flag"*)
+ _ccflags_strict_ansi="-std1"
+ ;;
*) # However, use the -c99 only if compiling for
# -DPERL_MEM_LOG, where the C99 feature __func__
# is useful to have. Otherwise use the good old
# -std1 so that we stay C89 strict, which the goal
# of the Perl C code base (no //, no code between
- # declarations, etc).
+ # declarations, etc). Moreover, the Tru64 cc is
+ # not fully C99, and most probably never will be.
+ #
# The -DPERL_MEM_LOG can be either in ccflags
# (if using an old config.sh) or in the command line
# (which has been stowed away in UU/cmdline.opt).
+ #
case "$ccflags `cat UU/cmdline.opt`" in
*-DPERL_MEM_LOG*) _ccflags_strict_ansi="-c99" ;;
*) _ccflags_strict_ansi="-std1" ;;
@@ -144,6 +150,9 @@ EOF
;;
esac
_lddlflags_strict_ansi="-std1"
+ # -no_ansi_alias because Perl code is not that strict
+ # (also gcc uses by default -fno-strict-aliasing).
+ _ccflags_strict_ansi="$_ccflags_strict_ansi -no_ansi_alias"
# Cleanup.
rm -f try.c try.o
;;