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make gcc not nōn-silently accept -std=gnu99 if it can’t

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tg 2008-03-05 19:59:27 +00:00
parent f0234c03b9
commit 34aa8c7a8b
1 changed files with 6 additions and 1 deletions
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7
Build.sh
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@ -1,5 +1,5 @@
#!/bin/sh
srcversion='$MirOS: src/bin/mksh/Build.sh,v 1.289 2008/03/05 19:14:19 tg Exp $'
srcversion='$MirOS: src/bin/mksh/Build.sh,v 1.290 2008/03/05 19:59:27 tg Exp $'
#-
# Environment used: CC CFLAGS CPPFLAGS LDFLAGS LIBS NOWARN NROFF TARGET_OS
# CPPFLAGS recognised: MKSH_SMALL MKSH_ASSUME_UTF8 MKSH_NOPWNAM MKSH_NOVI
@ -44,6 +44,7 @@ ao=
fx=
me=`basename "$0"`
orig_CFLAGS=$CFLAGS
phase=x
if test -t 1; then
bi=''
@ -129,6 +130,8 @@ ac_testn() {
else
test 0 = $fr || fv=1
fi
test ugcc=$phase$ct && $CC $CFLAGS $CPPFLAGS $LDFLAGS $NOWARN scn.c \
$LIBS 2>&1 | grep 'unrecogni[sz]ed' >/dev/null 2>&1 && fv=$fr
rm -f scn.c scn.o $tcfn
ac_testdone
}
@ -559,6 +562,7 @@ else
fi
# other flags: just add them if they are supported
i=0
phase=u
if test $ct = gcc; then
NOWARN=$DOWARN # scan for flags with -Werror
ac_flags 1 fnostrictaliasing -fno-strict-aliasing
@ -617,6 +621,7 @@ if test 1 = $i; then
ac_flags 1 stdc99 -std=c99 'for support of ISO C99'
ac_flags 1 wall -Wall
fi
phase=x
NOWARN=$save_NOWARN # gcc runs with -Werror until here
ac_test expstmt '' "if the compiler supports statements as expressions" <<-'EOF'
#define ksh_isspace(c) ({ \