The check for .ref support on AIX used the wrong syntax, leading to
broken output from autoconf.
Tested by configuring a cross-compiler, applying to trunk as obvious.
commit 885339b51d3221bcceabeaf9b2e5f39664ad947d
Author: Jason Merrill <ja...@redhat.com>
Date: Thu Oct 11 09:01:49 2012 -0400
* configure.ac (gcc_cv_as_aix_ref): Fix typo.
* configure: Regenerate.
diff --git a/gcc/configure b/gcc/configure
index a7cc645..387de5b 100755
--- a/gcc/configure
+++ b/gcc/configure
@@ -25363,8 +25363,8 @@ if test "${gcc_cv_as_aix_ref+set}" = set; then :
else
gcc_cv_as_aix_ref=no
if test $in_tree_gas = yes; then
- if test $gcc_cv_gas_vers -ge `expr \( \( 2.21.0 \* 1000 \) + gcc_cv_as_aix_ref=yes \) \* 1000 + `
- then :
+ if test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 21 \) \* 1000 + 0`
+ then gcc_cv_as_aix_ref=yes
fi
elif test x$gcc_cv_as != x; then
$as_echo ' .csect stuff[rw]
diff --git a/gcc/configure.ac b/gcc/configure.ac
index f57f3cd..b6c049b 100644
--- a/gcc/configure.ac
+++ b/gcc/configure.ac
@@ -3893,7 +3893,7 @@ LCF0:
case $target in
*-*-aix*)
gcc_GAS_CHECK_FEATURE([.ref support],
- gcc_cv_as_aix_ref, [2.21.0],,
+ gcc_cv_as_aix_ref, [2,21,0],,
[ .csect stuff[[rw]]
stuff:
.long 1
