fwprop.c (update_uses): Use flag_checking instead of gcc_checking_assert.

	* fwprop.c (update_uses): Use flag_checking instead of
	gcc_checking_assert.

From-SVN: r230612

gcc/ChangeLog

+2015-11-19  Michael Matz  <matz@suse.de>
+
+	* fwprop.c (update_uses): Use flag_checking instead of
+	gcc_checking_assert.
+
 2015-11-19  David Malcolm  <dmalcolm@redhat.com>
 
 	* doc/gty.texi (Support for inheritance): Fix missing

gcc/fwprop.c

@@ -893,7 +893,8 @@ update_uses (df_ref use)
       if (DF_REF_ID (use) >= (int) use_def_ref.length ())
         use_def_ref.safe_grow_cleared (DF_REF_ID (use) + 1);
 
-      gcc_checking_assert (sparseset_bit_p (active_defs_check, regno));
+      if (flag_checking)
+	gcc_assert (sparseset_bit_p (active_defs_check, regno));
       use_def_ref[DF_REF_ID (use)] = active_defs[regno];
     }
 }