acinclude.m4 (LIBGOMP_CHECK_SYNC_BUILTINS): Remove set but not unused bar variable.

	* acinclude.m4 (LIBGOMP_CHECK_SYNC_BUILTINS): Remove set but
	not unused bar variable.
	* configure: Regenerate.

From-SVN: r158344

libgomp/ChangeLog

+2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
+
+	* acinclude.m4 (LIBGOMP_CHECK_SYNC_BUILTINS): Remove set but
+	not unused bar variable.
+	* configure: Regenerate.
+
 2010-04-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 
 	* Makefile.in: Regenerate.

libgomp/acinclude.m4

@@ -5,7 +5,7 @@ dnl Check whether the target supports __sync_*_compare_and_swap.
 AC_DEFUN([LIBGOMP_CHECK_SYNC_BUILTINS], [
   AC_CACHE_CHECK([whether the target supports __sync_*_compare_and_swap],
 		 libgomp_cv_have_sync_builtins, [
-  AC_TRY_LINK([], [int foo, bar; bar = __sync_val_compare_and_swap(&foo, 0, 1);],
+  AC_TRY_LINK([], [int foo; __sync_val_compare_and_swap(&foo, 0, 1);],
 	      libgomp_cv_have_sync_builtins=yes, libgomp_cv_have_sync_builtins=no)])
   if test $libgomp_cv_have_sync_builtins = yes; then
     AC_DEFINE(HAVE_SYNC_BUILTINS, 1,

libgomp/configure

@@ -15952,7 +15952,7 @@ else
 int
 main ()
 {
-int foo, bar; bar = __sync_val_compare_and_swap(&foo, 0, 1);
+int foo; __sync_val_compare_and_swap(&foo, 0, 1);
   ;
   return 0;
 }