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authorAndreas Schwab <schwab@linux-m68k.org>2011-12-20 17:01:30 +0000
committerAndreas Schwab <schwab@linux-m68k.org>2011-12-20 17:01:30 +0000
commit604fcd6577ea18c09a5fc3aefd3798f75f177ab3 (patch)
tree620e7145ba5f445cd274076664ca33ac0ae45a4b /config/warnings.m4
parent6e012a6c38c5bb8f44669653d86fa8382ffd0922 (diff)
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config/:
* warnings.m4 (ACX_PROG_CC_WARNING_OPTS): Avoid leading dash in expr call. libdecnumber/: * configure: Regenerate. libiberty/: * configure: Regenerate.
Diffstat (limited to 'config/warnings.m4')
-rw-r--r--config/warnings.m42
1 files changed, 1 insertions, 1 deletions
diff --git a/config/warnings.m4 b/config/warnings.m4
index 292e5a4..b64b594 100644
--- a/config/warnings.m4
+++ b/config/warnings.m4
@@ -32,7 +32,7 @@ for real_option in $1; 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-\(.*\)'` ;;
+ -Wno-*) option=-W`expr x$real_option : 'x-Wno-\(.*\)'` ;;
*) option=$real_option ;;
esac
AS_VAR_PUSHDEF([acx_Woption], [acx_cv_prog_cc_warning_$option])