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Disable gcc strict aliasing optimization for now.

This commit is contained in:
Alexandre Julliard 2003-07-24 00:09:51 +00:00
parent 36cd6f5dbb
commit efca0f6a91
2 changed files with 61 additions and 0 deletions
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52
configure vendored
View File

@ -10973,6 +10973,58 @@ echo "${ECHO_T}$ac_cv_c_gcc_stack_boundary" >&6
EXTRACFLAGS="$EXTRACFLAGS -mpreferred-stack-boundary=2"
fi
echo "$as_me:$LINENO: checking for gcc -fno-strict-aliasing support" >&5
echo $ECHO_N "checking for gcc -fno-strict-aliasing support... $ECHO_C" >&6
if test "${ac_cv_c_gcc_no_strict_aliasing+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
ac_wine_try_cflags_saved=$CFLAGS
CFLAGS="$CFLAGS -fno-strict-aliasing"
cat >conftest.$ac_ext <<_ACEOF
#line $LINENO "configure"
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
int
main ()
{
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext conftest$ac_exeext
if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
(eval $ac_link) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
{ ac_try='test -s conftest$ac_exeext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_c_gcc_no_strict_aliasing="yes"
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_c_gcc_no_strict_aliasing="no"
fi
rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
CFLAGS=$ac_wine_try_cflags_saved
fi
echo "$as_me:$LINENO: result: $ac_cv_c_gcc_no_strict_aliasing" >&5
echo "${ECHO_T}$ac_cv_c_gcc_no_strict_aliasing" >&6
if test "$ac_cv_c_gcc_no_strict_aliasing" = "yes"
then
EXTRACFLAGS="$EXTRACFLAGS -fno-strict-aliasing"
fi
echo "$as_me:$LINENO: checking for gcc -gstabs+ support" >&5
echo $ECHO_N "checking for gcc -gstabs+ support... $ECHO_C" >&6
if test "${ac_cv_c_gcc_gstabs+set}" = set; then

9
configure.ac
View File

@ -695,6 +695,15 @@ int main(void) {
EXTRACFLAGS="$EXTRACFLAGS -mpreferred-stack-boundary=2"
fi
dnl Check for -fno-strict-aliasing
AC_CACHE_CHECK([for gcc -fno-strict-aliasing support], ac_cv_c_gcc_no_strict_aliasing,
[WINE_TRY_CFLAGS([-fno-strict-aliasing],
ac_cv_c_gcc_no_strict_aliasing="yes",ac_cv_c_gcc_no_strict_aliasing="no")])
if test "$ac_cv_c_gcc_no_strict_aliasing" = "yes"
then
EXTRACFLAGS="$EXTRACFLAGS -fno-strict-aliasing"
fi
dnl Check for -gstabs+ option
AC_CACHE_CHECK([for gcc -gstabs+ support], ac_cv_c_gcc_gstabs,
[WINE_TRY_CFLAGS([-gstabs+],ac_cv_c_gcc_gstabs="yes", ac_cv_c_gcc_gstabs="no")])