re PR tree-optimization/54886 (FAIL: gcc.dg/graphite/pr(42521|42771).c (internal…

re PR tree-optimization/54886 (FAIL: gcc.dg/graphite/pr(42521|42771).c (internal compiler error) due to revision 192219)

2012-12-07  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/54886
	* graphite-sese-to-poly.c (build_loop_iteration_domains): Properly
	free all memory.

From-SVN: r194302

gcc/ChangeLog

+2012-12-07  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/54886
+	* graphite-sese-to-poly.c (build_loop_iteration_domains): Properly
+	free all memory.
+
 2012-12-07  Martin Jambor  <mjambor@suse.cz>
 
 	PR middle-end/55078

gcc/graphite-sese-to-poly.c

@@ -1058,6 +1058,8 @@ build_loop_iteration_domains (scop_p scop, struct loop *loop,
 	  c = isl_constraint_set_constant (c, v);
 	  inner = isl_set_add_constraint (inner, c);
 	}
+      else
+	isl_pw_aff_free (aff);
     }
   else
     gcc_unreachable ();