configure: Use -gdwarf-2 / -gstrict-dwarf when available.

This commit is contained in:
Austin English 2012-08-13 15:01:34 -05:00 committed by Alexandre Julliard
parent 6407cd8e0c
commit 3f1dbaf3df
2 changed files with 52 additions and 0 deletions

50
configure vendored
View File

@ -12285,6 +12285,56 @@ $as_echo "$ac_cv_cflags__Wwrite_strings" >&6; }
if test $ac_cv_cflags__Wwrite_strings = yes; then :
EXTRACFLAGS="$EXTRACFLAGS -Wwrite-strings"
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports -gdwarf-2" >&5
$as_echo_n "checking whether the compiler supports -gdwarf-2... " >&6; }
if ${ac_cv_cflags__gdwarf_2+:} false; then :
$as_echo_n "(cached) " >&6
else
ac_wine_try_cflags_saved=$CFLAGS
CFLAGS="$CFLAGS -gdwarf-2"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
int main(int argc, char **argv) { return 0; }
_ACEOF
if ac_fn_c_try_link "$LINENO"; then :
ac_cv_cflags__gdwarf_2=yes
else
ac_cv_cflags__gdwarf_2=no
fi
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
CFLAGS=$ac_wine_try_cflags_saved
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_cflags__gdwarf_2" >&5
$as_echo "$ac_cv_cflags__gdwarf_2" >&6; }
if test $ac_cv_cflags__gdwarf_2 = yes; then :
EXTRACFLAGS="$EXTRACFLAGS -gdwarf-2"
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports -gstrict-dwarf" >&5
$as_echo_n "checking whether the compiler supports -gstrict-dwarf... " >&6; }
if ${ac_cv_cflags__gstrict_dwarf+:} false; then :
$as_echo_n "(cached) " >&6
else
ac_wine_try_cflags_saved=$CFLAGS
CFLAGS="$CFLAGS -gstrict-dwarf"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
int main(int argc, char **argv) { return 0; }
_ACEOF
if ac_fn_c_try_link "$LINENO"; then :
ac_cv_cflags__gstrict_dwarf=yes
else
ac_cv_cflags__gstrict_dwarf=no
fi
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
CFLAGS=$ac_wine_try_cflags_saved
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_cflags__gstrict_dwarf" >&5
$as_echo "$ac_cv_cflags__gstrict_dwarf" >&6; }
if test $ac_cv_cflags__gstrict_dwarf = yes; then :
EXTRACFLAGS="$EXTRACFLAGS -gstrict-dwarf"
fi
case $host_cpu in
*i[3456789]86*) { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports -fno-omit-frame-pointer" >&5

View File

@ -1746,6 +1746,8 @@ then
WINE_TRY_CFLAGS([-Wtype-limits])
WINE_TRY_CFLAGS([-Wunused-but-set-parameter])
WINE_TRY_CFLAGS([-Wwrite-strings])
WINE_TRY_CFLAGS([-gdwarf-2])
WINE_TRY_CFLAGS([-gstrict-dwarf])
dnl gcc-4.6+ omits frame pointers by default, breaking some copy protections
case $host_cpu in