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authorschwab <schwab@138bc75d-0d04-0410-961f-82ee72b054a4>2011-12-19 13:12:26 +0000
committerschwab <schwab@138bc75d-0d04-0410-961f-82ee72b054a4>2011-12-19 13:12:26 +0000
commit705de1ef33cb6ed0b75efc76ced472b450d684a6 (patch)
tree65747ef66aa8db22b468420f30ac9bad1ada89d0 /lto-plugin
parentdd276d201b379bc2e9b90db9585b4adea9e7e701 (diff)
downloadgcc-705de1ef33cb6ed0b75efc76ced472b450d684a6.tar.gz
Check for warning flags without no- prefix
config/: PR bootstrap/51388 * warnings.m4 (ACX_PROG_CC_WARNING_OPTS) (ACX_PROG_CC_WARNING_ALMOST_PEDANTIC): Run the test without the no- prefix. fixincludes/: * configure: Regenerate. gcc/: * configure: Regenerate. libcpp/: * configure: Regenerate. libdecnumber/: * configure: Regenerate. libiberty/: * configure: Regenerate. lto-plugin/: * configure: Regenerate. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@182478 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'lto-plugin')
-rw-r--r--lto-plugin/ChangeLog4
-rwxr-xr-xlto-plugin/configure14
2 files changed, 14 insertions, 4 deletions
diff --git a/lto-plugin/ChangeLog b/lto-plugin/ChangeLog
index aa98f64f5a3..345f2b2784e 100644
--- a/lto-plugin/ChangeLog
+++ b/lto-plugin/ChangeLog
@@ -1,3 +1,7 @@
+2011-12-19 Andreas Schwab <schwab@linux-m68k.org>
+
+ * configure: Regenerate.
+
2011-11-21 Andreas Tobler <andreast@fgznet.ch>
* configure: Regenerate.
diff --git a/lto-plugin/configure b/lto-plugin/configure
index 48b414e99f7..fab5ef9a6c7 100755
--- a/lto-plugin/configure
+++ b/lto-plugin/configure
@@ -4043,7 +4043,13 @@ fi
ac_lto_plugin_warn_cflags=
save_CFLAGS="$CFLAGS"
-for option in -Wall; do
+for real_option in -Wall; do
+ # Do the check with the no- prefix removed since gcc silently
+ # accepts any -Wno-* option on purpose
+ case $real_option in
+ -Wno-*) option=-W`expr $real_option : '-Wno-\(.*\)'` ;;
+ *) option=$real_option ;;
+ esac
as_acx_Woption=`$as_echo "acx_cv_prog_cc_warning_$option" | $as_tr_sh`
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports $option" >&5
@@ -4075,7 +4081,7 @@ eval ac_res=\$$as_acx_Woption
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
$as_echo "$ac_res" >&6; }
if test `eval 'as_val=${'$as_acx_Woption'};$as_echo "$as_val"'` = yes; then :
- ac_lto_plugin_warn_cflags="$ac_lto_plugin_warn_cflags${ac_lto_plugin_warn_cflags:+ }$option"
+ ac_lto_plugin_warn_cflags="$ac_lto_plugin_warn_cflags${ac_lto_plugin_warn_cflags:+ }$real_option"
fi
done
CFLAGS="$save_CFLAGS"
@@ -10538,7 +10544,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 10541 "configure"
+#line 10547 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@@ -10644,7 +10650,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 10647 "configure"
+#line 10653 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H