Implicit decl ref expressions might not have name locations;  don't silently
fail to instantiate them.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@111293 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/SemaTemplate/instantiate-declref.cpp b/test/SemaTemplate/instantiate-declref.cpp
index 2d27075..ced56df 100644
--- a/test/SemaTemplate/instantiate-declref.cpp
+++ b/test/SemaTemplate/instantiate-declref.cpp
@@ -95,3 +95,13 @@
   };
   void g() { X<2>(); }
 }
+
+// <rdar://problem/8302161>
+namespace test1 {
+  template <typename T> void f(T const &t) {
+    union { char c; T t_; };
+    c = 'a'; // <- this shouldn't silently fail to instantiate
+    T::foo(); // expected-error {{has no members}}
+  }
+  template void f(int const &); // expected-note {{requested here}}
+}