1 files changed, 39 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.old-deja/g++.other/optimize3.C b/gcc/testsuite/g++.old-deja/g++.other/optimize3.C
new file mode 100644
index 000000000..3ec438494
--- /dev/null
+++ b/gcc/testsuite/g++.old-deja/g++.other/optimize3.C
@@ -0,0 +1,39 @@
+// { dg-do run  }
+// { dg-options "-O2" }
+// 
+// Copyright (C) 2001 Free Software Foundation, Inc.
+// Contributed by Nathan Sidwell 29 May 2001 <nathan@codesourcery.com>
+
+// Bug 2936. We ICE'd on tree inlining a function with an anonymous
+// union decl.
+
+inline const unsigned char *Foo (const char *string)
+{
+  union
+  {
+    const char *p1;
+    const unsigned char *p2;
+  };
+  p1 = 0;
+  p2 = 0;
+
+
+  p1 = string;
+  return p2;
+  
+}
+
+const unsigned char *Baz (const char *string)
+{
+  return Foo (string);
+}
+
+int main ()
+{
+  const char *string = "s";
+  const unsigned char *result;
+
+  result = Baz (string);
+  return (static_cast <const void *> (result)
+	  != static_cast <const void *> (string));
+}