1// RUN: %clang_cc1 -std=c++11 -fexceptions -fcxx-exceptions -fsyntax-only -verify %s 2// RUN: %clang_cc1 -DUSE -std=c++11 -fexceptions -fcxx-exceptions -fsyntax-only -verify %s 3 4// Maybe force the implicit declaration of 'operator delete' and 'operator 5// delete[]'. This should make no difference to anything! 6#ifdef USE 7void f(int *p) { 8 delete p; 9 delete [] p; 10} 11#endif 12 13// Deallocation functions are implicitly noexcept. 14// Thus, explicit specs aren't allowed to conflict. 15 16void operator delete(void*); // expected-warning {{function previously declared with an explicit exception specification redeclared with an implicit exception specification}} 17void operator delete[](void*); // expected-warning {{function previously declared with an explicit exception specification redeclared with an implicit exception specification}} 18 19static_assert(noexcept(operator delete(0)), ""); 20static_assert(noexcept(operator delete[](0)), ""); 21 22// Same goes for explicit declarations. 23void operator delete(void*, float); 24void operator delete[](void*, float); 25 26static_assert(noexcept(operator delete(0, 0.f)), ""); 27static_assert(noexcept(operator delete[](0, 0.f)), ""); 28 29// But explicit specs stay. 30void operator delete(void*, double) throw(int); // expected-note {{previous}} 31static_assert(!noexcept(operator delete(0, 0.)), ""); 32void operator delete(void*, double) noexcept; // expected-error {{does not match}} 33