re PR middle-end/48984 (Many testsuite failures)

2011-05-13  Kai Tietz  <ktietz@redhat.com>

        PR middle-end/48984
        * gimplify.c (gimplify_expr): Check for boolean_type_node instead
        for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
        (gimple_boolify): Check for cast for boolean_type_node instead for
        BOOLEAN_TYPE.

From-SVN: r173726

gcc/ChangeLog

+2011-05-13  Kai Tietz  <ktietz@redhat.com>
+
+	PR middle-end/48984
+	* gimplify.c (gimplify_expr): Check for boolean_type_node instead
+	for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
+	(gimple_boolify): Check for cast for boolean_type_node instead for
+	BOOLEAN_TYPE.
+
 2011-05-13  Richard Guenther  <rguenther@suse.de>
 
 	PR tree-optimization/48172

gcc/gimplify.c

@@ -2848,7 +2848,7 @@ gimple_boolify (tree expr)
     default:
       /* Other expressions that get here must have boolean values, but
 	 might need to be converted to the appropriate mode.  */
-      if (TREE_CODE (type) == BOOLEAN_TYPE)
+      if (type == boolean_type_node)
 	return expr;
       return fold_convert_loc (loc, boolean_type_node, expr);
     }
@@ -6754,7 +6754,7 @@ gimplify_expr (tree *expr_p, gimple_seq *pre_p, gimple_seq *post_p,
 	  }
 
 	case TRUTH_NOT_EXPR:
-	  if (TREE_CODE (TREE_TYPE (*expr_p)) != BOOLEAN_TYPE)
+	  if (TREE_TYPE (*expr_p) != boolean_type_node)
 	    {
 	      tree type = TREE_TYPE (*expr_p);
 	      *expr_p = fold_convert (type, gimple_boolify (*expr_p));
@@ -7199,7 +7199,7 @@ gimplify_expr (tree *expr_p, gimple_seq *pre_p, gimple_seq *post_p,
 	       fold_truth_not_expr) happily uses operand type and doesn't
 	       automatically uses boolean_type as result, we need to keep
 	       orignal type.  */
-	    if (TREE_CODE (org_type) != BOOLEAN_TYPE)
+	    if (org_type != boolean_type_node)
 	      {
 		*expr_p = fold_convert (org_type, *expr_p);
 		ret = GS_OK;