33 lines · cpp
1// RUN: %clang_cc1 -std=c++11 -fexceptions -fcxx-exceptions -fsyntax-only -verify %s2// RUN: %clang_cc1 -DUSE -std=c++11 -fexceptions -fcxx-exceptions -fsyntax-only -verify %s3 4// Maybe force the implicit declaration of 'operator delete' and 'operator5// delete[]'. This should make no difference to anything!6#ifdef USE7void f(int *p) {8 delete p;9 delete [] p;10}11#endif12 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