107 lines
1.8 KiB
C++
107 lines
1.8 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -verify %s
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namespace test0 {
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namespace N { }
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template<typename T>
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struct A {
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void f();
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};
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template<typename T>
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struct B : A<T> {
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using A<T>::f;
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void g() {
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using namespace N;
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f();
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}
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};
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template struct B<int>;
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}
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namespace test1 {
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template <class Derived> struct Visitor1 {
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void Visit(struct Object1*);
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};
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template <class Derived> struct Visitor2 {
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void Visit(struct Object2*); // expected-note {{candidate function}}
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};
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template <class Derived> struct JoinVisitor
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: Visitor1<Derived>, Visitor2<Derived> {
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typedef Visitor1<Derived> Base1;
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typedef Visitor2<Derived> Base2;
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void Visit(struct Object1*); // expected-note {{candidate function}}
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using Base2::Visit;
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};
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class Knot : public JoinVisitor<Knot> {
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};
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void test() {
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Knot().Visit((struct Object1*) 0);
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Knot().Visit((struct Object2*) 0);
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Knot().Visit((struct Object3*) 0); // expected-error {{no matching member function for call}}
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}
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}
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// PR5847
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namespace test2 {
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namespace ns {
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void foo();
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}
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template <class T> void bar(T* ptr) {
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using ns::foo;
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foo();
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}
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template void bar(char *);
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}
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namespace test3 {
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template <typename T> struct t {
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struct s1 {
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T f1() const;
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};
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struct s2 : s1 {
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using s1::f1;
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T f1() const;
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};
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};
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void f2()
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{
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t<int>::s2 a;
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t<int>::s2 const & b = a;
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b.f1();
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}
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}
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namespace PR16936 {
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// Make sure both using decls are properly considered for
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// overload resolution.
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template<class> struct A {
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void access(int);
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};
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template<class> struct B {
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void access();
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};
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template<class CELL> struct X : public A<CELL>, public B<CELL> {
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using A<CELL>::access;
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using B<CELL>::access;
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void f() {
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access(0);
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}
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};
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void f() {
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X<int> x;
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x.f();
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}
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}
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