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with Build.sh -combine, only do it if it is usable (gcc only too)

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XXX do other compilers support such thing?

sync clog
This commit is contained in:
tg 2008-12-31 16:09:51 +00:00
parent 177b1b4cf9
commit 6aa594849a
1 changed files with 5 additions and 1 deletions
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6
Build.sh
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@ -1,5 +1,5 @@
#!/bin/sh
srcversion='$MirOS: src/bin/mksh/Build.sh,v 1.374 2008/12/20 20:39:05 tg Exp $'
srcversion='$MirOS: src/bin/mksh/Build.sh,v 1.375 2008/12/31 16:09:51 tg Exp $'
#-
# Environment used: CC CFLAGS CPPFLAGS LDFLAGS LIBS NOWARN NROFF TARGET_OS
# CPPFLAGS recognised: MKSH_SMALL MKSH_ASSUME_UTF8 MKSH_NOPWNAM MKSH_NOVI
@ -750,6 +750,9 @@ if test $ct = gcc; then
ac_flags 1 fnostrictaliasing -fno-strict-aliasing
ac_flags 1 fstackprotectorall -fstack-protector-all
ac_flags 1 fwrapv -fwrapv
test x"$llvm" = x"COMBINE" && ac_flags 0 combine \
'-fwhole-program --combine' \
'if gcc supports -fwhole-program --combine'
i=1
elif test $ct = icc; then
ac_flags 1 fnobuiltinsetmode -fno-builtin-setmode
@ -1315,6 +1318,7 @@ cat >>test.sh <<-EOF
exec \$perli '$srcdir/check.pl' -s '$srcdir/check.t' -p '$curdir/mksh' -C \${check_categories#,} \$*$tsts
EOF
chmod 755 test.sh
test "$HAVE_CAN_COMBINE$llvm" = "0COMBINE" && llvm=NO
if test x"$llvm" = x"NO"; then
emitbc=-c
elif test x"$llvm" = x"COMBINE"; then