Add the clang library to the repo (with some of my changes, too).

1 files changed, 149 insertions, 0 deletions

diff --git a/clang/test/SemaTemplate/member-access-expr.cpp b/clang/test/SemaTemplate/member-access-expr.cpp
new file mode 100644
index 0000000..f1aa30e
--- /dev/null
+++ b/clang/test/SemaTemplate/member-access-expr.cpp
@@ -0,0 +1,149 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+template<typename T>
+void call_f0(T x) {
+  x.Base::f0();
+}
+
+struct Base {
+  void f0();
+};
+
+struct X0 : Base { 
+  typedef Base CrazyBase;
+};
+
+void test_f0(X0 x0) {
+  call_f0(x0);
+}
+
+template<typename TheBase, typename T>
+void call_f0_through_typedef(T x) {
+  typedef TheBase Base2;
+  x.Base2::f0();
+}
+
+void test_f0_through_typedef(X0 x0) {
+  call_f0_through_typedef<Base>(x0);
+}
+
+template<typename TheBase, typename T>
+void call_f0_through_typedef2(T x) {
+  typedef TheBase CrazyBase; // expected-note{{current scope}}
+  x.CrazyBase::f0(); // expected-error{{ambiguous}} \
+                     // expected-error 2{{no member named}}
+}
+
+struct OtherBase { };
+
+struct X1 : Base, OtherBase { 
+  typedef OtherBase CrazyBase; // expected-note{{object type}}
+};
+
+void test_f0_through_typedef2(X0 x0, X1 x1) {
+  call_f0_through_typedef2<Base>(x0);
+  call_f0_through_typedef2<OtherBase>(x1); // expected-note{{instantiation}}
+  call_f0_through_typedef2<Base>(x1); // expected-note{{instantiation}}
+}
+
+
+struct X2 {
+  operator int() const;
+};
+
+template<typename T, typename U>
+T convert(const U& value) {
+  return value.operator T(); // expected-error{{operator long}}
+}
+
+void test_convert(X2 x2) {
+  convert<int>(x2);
+  convert<long>(x2); // expected-note{{instantiation}}
+}
+
+template<typename T>
+void destruct(T* ptr) {
+  ptr->~T();
+  ptr->T::~T();
+}
+
+template<typename T>
+void destruct_intptr(int *ip) {
+  ip->~T();
+  ip->T::~T();
+}
+
+void test_destruct(X2 *x2p, int *ip) {
+  destruct(x2p);
+  destruct(ip);
+  destruct_intptr<int>(ip);
+}
+
+// PR5220
+class X3 {
+protected:
+  template <int> float* &f0();
+  template <int> const float* &f0() const;
+  void f1() {
+    (void)static_cast<float*>(f0<0>());
+  }
+  void f1() const{
+    (void)f0<0>();
+  }
+};
+
+// Fun with template instantiation and conversions
+struct X4 {
+  int& member();
+  float& member() const;
+};
+
+template<typename T>
+struct X5 {
+  void f(T* ptr) { int& ir = ptr->member(); }
+  void g(T* ptr) { float& fr = ptr->member(); }
+};
+
+void test_X5(X5<X4> x5, X5<const X4> x5c, X4 *xp, const X4 *cxp) {
+  x5.f(xp);
+  x5c.g(cxp);
+}
+
+// In theory we can do overload resolution at template-definition time on this.
+// We should at least not assert.
+namespace test4 {
+  struct Base {
+    template <class T> void foo() {}
+  };
+
+  template <class T> struct Foo : Base {
+    void test() {
+      foo<int>();
+    }
+  };
+}
+
+namespace test5 {
+  template<typename T>
+  struct X {
+    using T::value;
+
+    T &getValue() {
+      return &value;
+    }
+  };
+}
+
+// PR8739
+namespace test6 {
+  struct A {};
+  struct B {};
+  template <class T> class Base;
+  template <class T> class Derived : public Base<T> {
+    A *field;
+    void get(B **ptr) {
+      // It's okay if at some point we figure out how to diagnose this
+      // at instantiation time.
+      *ptr = field;
+    }
+  };
+}