1 files changed, 96 insertions, 1 deletions
diff --git a/test/SemaCXX/using-decl-1.cpp b/test/SemaCXX/using-decl-1.cpp
index 24d92f1..40f80a7 100644
--- a/test/SemaCXX/using-decl-1.cpp
+++ b/test/SemaCXX/using-decl-1.cpp
@@ -1,4 +1,5 @@
-// RUN: %clang_cc1 -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++98 %s
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
 
 extern "C" { void f(bool); }
 
@@ -160,3 +161,97 @@ namespace M { }
 }
 using N::M::FFF; // expected-error {{no member named 'FFF' in namespace 'using_suggestion_val_dropped_nested_specifier::N::M'; did you mean 'N::FFF'?}}
 }
+
+namespace UsingDeclVsHiddenName {
+  namespace A {
+    enum HiddenTag1 {}; // expected-note {{previous use is here}}
+    enum HiddenTag2 {}; // expected-note {{target}}
+    int HiddenFn1; // expected-note {{target}}
+    int HiddenFn2; // expected-note {{target}}
+    int HiddenLocalExtern1;
+    int HiddenLocalExtern2;
+  }
+
+  namespace B {
+    using A::HiddenTag1;
+    using A::HiddenFn1; // expected-note {{using declaration}}
+    using A::HiddenLocalExtern1;
+
+    struct S {
+      friend struct HiddenTag1; // expected-error {{tag type that does not match previous}}
+      friend struct HiddenTag2; // expected-note {{conflicting declaration}}
+      friend void HiddenFn1(); // expected-error {{cannot befriend target of using declaration}}
+      friend void HiddenFn2(); // expected-note {{conflicting declaration}}
+      void f() {
+        // OK, these are not in the scope of namespace B, even though they're
+        // members of the namespace.
+        void HiddenLocalExtern1();
+        void HiddenLocalExtern2();
+      }
+    };
+
+    using A::HiddenTag2; // expected-error {{conflicts with declaration already in scope}}
+    using A::HiddenFn2; // expected-error {{conflicts with declaration already in scope}}
+    using A::HiddenLocalExtern2;
+  }
+}
+
+namespace PR19171 {
+  struct Z {
+    Z();
+  };
+
+  typedef struct {
+    Z i;
+  } S;
+
+  struct Y : S {
+    using S::S;
+#if __cplusplus < 201103L
+    // expected-error@-2 {{no member named 'S' in 'PR19171::S'}}
+#endif
+  };
+
+  // [namespace.udecl]p3: In a using-declaration used as a member-declaration,
+  // the nested-name-specifier shall name a base class of the class being defined.
+  // If such a using-declaration names a constructor, the nested-name-specifier
+  // shall name a direct base class of the class being defined;
+
+  struct B_blah { };
+  struct C_blah : B_blah { C_blah(int); }; // expected-note 0-1{{declared here}}
+  struct D1 : C_blah {
+    // FIXME: We should be able to correct this in C++11 mode.
+    using B_blah::C_blah; // expected-error-re {{no member named 'C_blah' in 'PR19171::B_blah'{{$}}}}
+  };
+  struct D2 : C_blah {
+    // Somewhat bizarrely, this names the injected-class-name of B_blah within
+    // C_blah, and is valid.
+    using C_blah::B_blah;
+  };
+  struct D3 : C_blah {
+    using C_blah::D_blah;
+#if __cplusplus < 201103L
+    // expected-error-re@-2 {{no member named 'D_blah' in 'PR19171::C_blah'{{$}}}}
+#else
+    // expected-error@-4 {{no member named 'D_blah' in 'PR19171::C_blah'; did you mean 'C_blah'?}}
+#endif
+  };
+#if __cplusplus >= 201103L
+  D3 d3(0); // ok
+#endif
+
+  struct E { };
+  struct EE { int EE; };
+  struct F : E {
+    using E::EE; // expected-error-re {{no member named 'EE' in 'PR19171::E'{{$}}}}
+  };
+}
+
+namespace TypoCorrectTemplateMember {
+  struct A {
+    template<typename T> void foobar(T); // expected-note {{'foobar' declared here}}
+  };
+  struct B : A {
+    using A::goobar; // expected-error {{no member named 'goobar' in 'TypoCorrectTemplateMember::A'; did you mean 'foobar'?}}
+  };
+}