summaryrefslogtreecommitdiff
path: root/clang/test/SemaTemplate/virtual-member-functions.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'clang/test/SemaTemplate/virtual-member-functions.cpp')
-rw-r--r--clang/test/SemaTemplate/virtual-member-functions.cpp86
1 files changed, 86 insertions, 0 deletions
diff --git a/clang/test/SemaTemplate/virtual-member-functions.cpp b/clang/test/SemaTemplate/virtual-member-functions.cpp
new file mode 100644
index 0000000..974f664
--- /dev/null
+++ b/clang/test/SemaTemplate/virtual-member-functions.cpp
@@ -0,0 +1,86 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+
+namespace PR5557 {
+template <class T> struct A {
+ A();
+ virtual void anchor();
+ virtual int a(T x);
+};
+template<class T> A<T>::A() {}
+template<class T> void A<T>::anchor() { }
+
+template<class T> int A<T>::a(T x) {
+ return *x; // expected-error{{requires pointer operand}}
+}
+
+void f(A<int> x) {
+ x.anchor(); // expected-note{{instantiation}}
+}
+
+template<typename T>
+struct X {
+ virtual void f();
+};
+
+template<>
+void X<int>::f() { }
+}
+
+template<typename T>
+struct Base {
+ virtual ~Base() {
+ int *ptr = 0;
+ T t = ptr; // expected-error{{cannot initialize}}
+ }
+};
+
+template<typename T>
+struct Derived : Base<T> {
+ virtual void foo() { }
+};
+
+template struct Derived<int>; // expected-note {{in instantiation of member function 'Base<int>::~Base' requested here}}
+
+template<typename T>
+struct HasOutOfLineKey {
+ HasOutOfLineKey() { }
+ virtual T *f(float *fp);
+};
+
+template<typename T>
+T *HasOutOfLineKey<T>::f(float *fp) {
+ return fp; // expected-error{{cannot initialize return object of type 'int *' with an lvalue of type 'float *'}}
+}
+
+HasOutOfLineKey<int> out_of_line; // expected-note{{in instantiation of member function 'HasOutOfLineKey<int>::f' requested here}}
+
+namespace std {
+ class type_info;
+}
+
+namespace PR7114 {
+ class A { virtual ~A(); }; // expected-note{{declared private here}}
+
+ template<typename T>
+ class B {
+ public:
+ class Inner : public A { }; // expected-error{{base class 'PR7114::A' has private destructor}}
+ static Inner i;
+ static const unsigned value = sizeof(i) == 4;
+ };
+
+ int f() { return B<int>::value; }
+
+ void test_typeid(B<float>::Inner bfi) {
+ (void)typeid(bfi); // expected-note{{implicit default destructor}}
+ }
+
+ template<typename T>
+ struct X : A {
+ void f() { }
+ };
+
+ void test_X(X<int> xi, X<float> xf) {
+ xi.f();
+ }
+}