Bugfix: bogus warning -- "invalid use of non-static data member",
when a class is forward declared, and the reference to the data
member in question does not occur within a method body.

llvm-svn: 151413
diff --git a/clang/test/SemaCXX/cxx0x-class.cpp b/clang/test/SemaCXX/cxx0x-class.cpp
index d5590c5..41b0a5c 100644
--- a/clang/test/SemaCXX/cxx0x-class.cpp
+++ b/clang/test/SemaCXX/cxx0x-class.cpp
@@ -26,3 +26,14 @@
     static constexpr float y2 = foo(); // expected-error {{must be initialized by a constant expression}} expected-note {{non-constexpr function 'foo'}}
   };
 }
+
+
+namespace Foo {
+  // Regression test -- forward declaration of Foo should not cause error about
+  // nonstatic data member.
+  class Foo;
+  class Foo {
+    int x;
+    int y = x;
+  };
+}