is-a.h (as_a): Use gcc_checking_assert.

2013-03-22  Richard Biener  <rguenther@suse.de>

	* is-a.h (as_a): Use gcc_checking_assert.

From-SVN: r196959

gcc/ChangeLog

+2013-03-22  Richard Biener  <rguenther@suse.de>
+
+	* is-a.h (as_a): Use gcc_checking_assert.
+ 
 2013-03-22  Ian Bolton  <ian.bolton@arm.com>
 
 	* config/aarch64/aarch64.c (aarch64_print_operand): New

gcc/is-a.h

@@ -181,7 +181,7 @@ template <typename T, typename U>
 inline T *
 as_a (U *p)
 {
-  gcc_assert (is_a <T> (p));
+  gcc_checking_assert (is_a <T> (p));
   return is_a_helper <T>::cast (p);
 }