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