ubsan-dg.exp (check_effective_target_fsanitize_undefined): Check if testcases…

ubsan-dg.exp (check_effective_target_fsanitize_undefined): Check if testcases run without errors, not just if they compile.

	* lib/ubsan-dg.exp (check_effective_target_fsanitize_undefined):
	Check if testcases run without errors, not just if they compile.

From-SVN: r219084

gcc/testsuite/ChangeLog

+2014-12-27  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	* lib/ubsan-dg.exp (check_effective_target_fsanitize_undefined):
+	Check if testcases run without errors, not just if they compile.
+
 2014-12-26  H.J. Lu  <hongjiu.lu@intel.com>
 
 	PR target/64409

gcc/testsuite/lib/ubsan-dg.exp

@@ -18,7 +18,7 @@
 # code, 0 otherwise.
 
 proc check_effective_target_fsanitize_undefined {} {
-    return [check_no_compiler_messages fsanitize_undefined executable {
+    return [check_runtime fsanitize_undefined {
 	int main (void) { return 0; }
     } "-fsanitize=undefined"]
 }