Merge branch 'master' of ssh://bitbucket.org/czan/honours

1 files changed, 67 insertions, 0 deletions

diff --git a/clang/test/SemaTemplate/instantiate-member-pointers.cpp b/clang/test/SemaTemplate/instantiate-member-pointers.cpp
new file mode 100644
index 0000000..0db90e3
--- /dev/null
+++ b/clang/test/SemaTemplate/instantiate-member-pointers.cpp
@@ -0,0 +1,67 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+struct Y {
+  int x;
+};
+
+template<typename T>
+struct X1 {
+  int f(T* ptr, int T::*pm) { // expected-error{{member pointer}}
+    return ptr->*pm;
+  }
+};
+
+template struct X1<Y>;
+template struct X1<int>; // expected-note{{instantiation}}
+
+template<typename T, typename Class>
+struct X2 {
+  T f(Class &obj, T Class::*pm) { // expected-error{{to a reference}} \
+                      // expected-error{{member pointer to void}}
+    return obj.*pm; 
+  }
+};
+
+template struct X2<int, Y>;
+template struct X2<int&, Y>; // expected-note{{instantiation}}
+template struct X2<const void, Y>; // expected-note{{instantiation}}
+
+template<typename T, typename Class, T Class::*Ptr>
+struct X3 {
+  X3<T, Class, Ptr> &operator=(const T& value) {
+    return *this;
+  }
+};
+
+X3<int, Y, &Y::x> x3;
+
+typedef int Y::*IntMember;
+
+template<IntMember Member>
+struct X4 {
+  X3<int, Y, Member> member;
+  
+  int &getMember(Y& y) { return y.*Member; }
+};
+
+int &get_X4(X4<&Y::x> x4, Y& y) { 
+  return x4.getMember(y); 
+}
+
+template<IntMember Member>
+void accept_X4(X4<Member>);
+
+void test_accept_X4(X4<&Y::x> x4) {
+  accept_X4(x4);
+}
+
+namespace ValueDepMemberPointer {
+  template <void (*)()> struct instantiate_function {};
+  template <typename T> struct S {
+    static void instantiate();
+    typedef instantiate_function<&S::instantiate> x; // expected-note{{instantiation}}
+  };
+  template <typename T> void S<T>::instantiate() {
+    int a[(int)sizeof(T)-42]; // expected-error{{array with a negative size}}
+  }
+  S<int> s; 
+}