re PR middle-end/26996 (interpret_rhs_modify_expr calls fold_convert (vector_type...

	PR tree-optimization/26996
	* tree-scalar-evolution.c (analyze_scalar_evolution_1): Don't analyze
	VECTOR_TYPE variables.

From-SVN: r112700

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 5c3f2515db51edb530ae90eac4958f8bda9fb02d..a7bea51a5c3e73921896883debe705596667cd1f 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2006-04-05  Sebastian Pop  <pop@cri.ensmp.fr>
+
+       PR tree-optimization/26996
+       * tree-scalar-evolution.c (analyze_scalar_evolution_1): Don't analyze
+       VECTOR_TYPE variables.
+
 2006-04-05  Richard Guenther  <rguenther@suse.de>
 
        PR tree-optimization/26763

diff --git a/gcc/tree-scalar-evolution.c b/gcc/tree-scalar-evolution.c
index 3b1ea02f820277213cb5aa8a93cd9bee98a85208..6fcfaa4fa196761854e281496aead89b7a6e5674 100644 (file)
--- a/gcc/tree-scalar-evolution.c
+++ b/gcc/tree-scalar-evolution.c
@@ -1727,7 +1727,7 @@ analyze_scalar_evolution_1 (struct loop *loop, tree var, tree res)
   basic_block bb;
   struct loop *def_loop;
 
-  if (loop == NULL)
+  if (loop == NULL || TREE_CODE (type) == VECTOR_TYPE)
     return chrec_dont_know;
 
   if (TREE_CODE (var) != SSA_NAME)