re PR tree-optimization/59745 (internal compiler error: tree check: expected…

re PR tree-optimization/59745 (internal compiler error: tree check: expected tree that contains 'typed' structure, have '<invalid tree code>' in operand_equal_p, at fold-const.c:2492)

	PR tree-optimization/59745
	* tree-predcom.c (tree_predictive_commoning_loop): Call
	free_affine_expand_cache if giving up because components is NULL.

From-SVN: r206540

gcc/ChangeLog

 2014-01-10  Jakub Jelinek  <jakub@redhat.com>
 
+	PR tree-optimization/59745
+	* tree-predcom.c (tree_predictive_commoning_loop): Call
+	free_affine_expand_cache if giving up because components is NULL.
+
 	* target-globals.c (save_target_globals): Allocate < 4KB structs using
 	GC in payload of target_globals struct instead of allocating them on
 	the heap and the larger structs separately using GC.

gcc/tree-predcom.c

@@ -2447,6 +2447,7 @@ tree_predictive_commoning_loop (struct loop *loop)
   if (!components)
     {
       free_data_refs (datarefs);
+      free_affine_expand_cache (&name_expansions);
       return false;
     }