1 files changed, 39 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/20030714-2.c b/gcc/testsuite/gcc.dg/tree-ssa/20030714-2.c
new file mode 100644
index 00000000000..6a43360b07f
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/20030714-2.c
@@ -0,0 +1,39 @@
+/* { dg-do compile } */
+/* { dg-options "-O1 -fdump-tree-dom3" } */
+   
+
+union tree_node;
+typedef union tree_node *tree;
+extern const char tree_code_type[];
+struct tree_common
+{
+  int code;
+  tree type;
+};
+struct tree_exp
+{
+  tree operands[1];
+};
+union tree_node
+{
+  struct tree_common common;
+  struct tree_exp exp;
+};
+long
+get_alias_set (t)
+     tree t;
+{
+  if (tree_code_type[t->common.code] != 't' && t->common.type == 0)
+    return 0;
+  if (tree_code_type[t->common.code] != 't')
+    {
+      while (t->exp.operands[0])
+        t = t->exp.operands[0];
+    }
+}
+
+/* There should be exactly four IF conditionals if we thread jumps
+   properly.  */
+/* { dg-final { scan-tree-dump-times "if " 4 "dom3"} } */
+ 
+