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86 lines
2.2 KiB
86 lines
2.2 KiB
// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
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// C++11 [class.mem]p2:
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// A class is considered a completely-defined object type (or
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// complete type) at the closing } of the class-specifier. Within
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// the class member-specification, the class is regarded as complete
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// within function bodies, default arguments,
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// exception-specifications, and brace-or-equal-initializers for
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// non-static data members (including such things in nested classes).
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// Otherwise it is regarded as incomplete within its own class
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// member-specification.
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namespace test0 {
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struct A { // expected-note {{definition of 'test0::A' is not complete until the closing '}'}}
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A x; // expected-error {{field has incomplete type 'test0::A'}}
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};
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}
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namespace test1 {
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template <class T> struct A {
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A<int> x; // expected-error {{implicit instantiation of template 'test1::A<int>' within its own definition}}
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};
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}
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namespace test2 {
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template <class T> struct A;
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template <> struct A<int> {};
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template <class T> struct A {
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A<int> x;
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};
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}
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namespace test3 {
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struct A {
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struct B {
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void f() throw(A);
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void g() throw(B);
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};
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void f() throw(A);
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void g() throw(B);
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};
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template<typename T>
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struct A2 {
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struct B {
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void f1() throw(A2);
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void f2() throw(A2<T>);
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void g() throw(B);
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};
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void f1() throw(A2);
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void f2() throw(A2<T>);
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void g() throw(B);
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};
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template struct A2<int>;
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}
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namespace PR12629 {
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struct S {
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static int (f)() throw();
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static int ((((((g))))() throw(U)));
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int (*h)() noexcept(false);
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static int (&i)() noexcept(true);
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static int (*j)() throw(U); // expected-error {{unknown type name 'U'}}
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static int (k)() throw(U);
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struct U {};
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};
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static_assert(noexcept(S::f()), "");
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static_assert(!noexcept(S::g()), "");
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static_assert(!noexcept(S().h()), "");
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static_assert(noexcept(S::i()), "");
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}
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namespace PR12688 {
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struct S {
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// FIXME: Maybe suppress the "constructor cannot have a return type" error
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// if the return type is invalid.
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nonsense S() throw (more_nonsense); // \
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// expected-error {{'nonsense'}} \
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// expected-error {{constructor cannot have a return type}}
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};
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}
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