|  | // RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s | 
|  | // RUN: %clang_cc1 -std=c++11 -fcxx-exceptions -DCXX_EXCEPTIONS -fsyntax-only -verify %s | 
|  |  | 
|  | template <class _Tp> struct is_nothrow_move_constructible { | 
|  | static const bool value = false; | 
|  | }; | 
|  |  | 
|  | template <class _Tp> | 
|  | class allocator; | 
|  |  | 
|  | template <> | 
|  | class allocator<char> {}; | 
|  |  | 
|  | template <class _Allocator> | 
|  | class basic_string { | 
|  | typedef _Allocator allocator_type; | 
|  | basic_string(basic_string &&__str) | 
|  | noexcept(is_nothrow_move_constructible<allocator_type>::value); | 
|  | }; | 
|  |  | 
|  | class Foo { | 
|  | Foo(Foo &&) noexcept = default; | 
|  | #ifdef CXX_EXCEPTIONS | 
|  | // expected-error@-2 {{does not match the calculated}} | 
|  | #else | 
|  | // expected-no-diagnostics | 
|  | #endif | 
|  | Foo &operator=(Foo &&) noexcept = default; | 
|  | basic_string<allocator<char> > vectorFoo_; | 
|  | }; |