1 files changed, 37 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/20030807-7.c b/gcc/testsuite/gcc.dg/tree-ssa/20030807-7.c
new file mode 100644
index 000000000..ed6f7c0d5
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/20030807-7.c
@@ -0,0 +1,37 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-vrp1" } */
+  
+extern void abort (void);
+
+union tree_node;
+typedef union tree_node *tree;
+struct tree_common
+{
+  int code;
+};
+struct tree_list
+{
+  tree purpose;
+};
+union tree_node
+{
+  struct tree_common common;
+  struct tree_list list;
+};
+void
+simplify_condition (cond_p)
+     tree *cond_p;
+{
+  tree decl;
+  tree cond = *cond_p;
+  if (cond->common.code != 42)
+    abort ();
+  decl = cond->list.purpose;
+  if (cond->common.code != 42)
+    abort ();
+  c_simplify_stmt (&decl);
+}
+
+/* There should be exactly one IF conditional.  */
+/* { dg-final { scan-tree-dump-times "if " 1 "vrp1" { xfail *-*-* } } } */
+/* { dg-final { cleanup-tree-dump "vrp1" } } */