forked from OSchip/llvm-project
53 lines
1.5 KiB
C++
53 lines
1.5 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -verify %s
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template<typename T>
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class X {
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public:
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struct C { T &foo(); };
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struct D {
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struct E { T &bar(); }; // expected-error{{cannot form a reference to 'void'}}
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struct F; // expected-note{{member is declared here}}
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};
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};
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X<int>::C *c1;
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X<float>::C *c2;
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X<int>::X *xi; // expected-error{{qualified reference to 'X' is a constructor name rather than a type wherever a constructor can be declared}}
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X<float>::X *xf; // expected-error{{qualified reference to 'X' is a constructor name rather than a type wherever a constructor can be declared}}
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void test_naming() {
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c1 = c2; // expected-error{{incompatible type assigning 'X<float>::C *', expected 'X<int>::C *'}}
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xi = xf; // expected-error{{incompatible type assigning}}
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// FIXME: error above doesn't print the type X<int>::X cleanly!
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}
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void test_instantiation(X<double>::C *x,
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X<float>::D::E *e,
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X<float>::D::F *f) {
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double &dr = x->foo();
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float &fr = e->bar();
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f->foo(); // expected-error{{implicit instantiation of undefined member 'struct X<float>::D::F'}}
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}
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X<void>::C *c3; // okay
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X<void>::D::E *e1; // okay
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X<void>::D::E e2; // expected-note{{in instantiation of member class 'struct X<void>::D::E' requested here}}
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// Redeclarations.
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namespace test1 {
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template <typename T> struct Registry {
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class node;
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static node *Head;
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class node {
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node(int v) { Head = this; }
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};
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};
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void test() {
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Registry<int>::node node(0);
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}
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}
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