re PR tree-optimization/21817 (ICE in for_each_index, at tree-ssa-loop-im.c:200)

	PR tree-optimization/21817
	* tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.

From-SVN: r100410

gcc/ChangeLog

+2005-05-31  Zdenek Dvorak  <dvorakz@suse.cz>
+
+	PR tree-optimization/21817
+	* tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
+
 2005-05-31  Pat Haugen  <pthaugen@us.ibm.com>
 
 	* loop.c (loop_invariant_p, valid_initial_value_p): Revert last

gcc/testsuite/ChangeLog

+2005-05-31  Zdenek Dvorak  <dvorakz@suse.cz>
+
+	PR tree-optimization/21817
+	* gcc.dg/torture/pr21817-1.c: New.
+
 2005-05-31  Nathan Sidwell  <nathan@codesourcery.com>
 
 	PR c++/21165

gcc/testsuite/gcc.dg/torture/pr21817-1.c

+/* { dg-do compile } */
+
+typedef float v4sf __attribute__((vector_size(16)));
+v4sf value;
+void foo(void)
+{
+  unsigned int band;
+  for(band=0; band < 2; band++)
+    {
+      value += (v4sf){1e9f,1e9f,1e9f,1e9f};
+    }
+}

gcc/tree-ssa-loop-im.c

@@ -201,6 +201,7 @@ for_each_index (tree *addr_p, bool (*cbck) (tree, tree *, void *), void *data)
 	case PARM_DECL:
 	case STRING_CST:
 	case RESULT_DECL:
+	case VECTOR_CST:
 	  return true;
 
 	default: