20 lines · cpp
1// RUN: %clang_cc1 -std=c++1z -fexceptions -verify %s2 3using size_t = decltype(sizeof(0));4 5namespace std { enum class align_val_t : size_t {}; }6 7// p2 says "A template instance is never a usual deallocation function,8// regardless of its signature." We (and every other implementation) assume9// this means "A function template specialization [...]"10template<typename...Ts> struct A {11 void *operator new(size_t);12 void operator delete(void*, Ts...) = delete; // expected-note 4{{deleted}}13};14 15auto *a1 = new A<>; // expected-error {{deleted}}16auto *a2 = new A<size_t>; // expected-error {{deleted}}17auto *a3 = new A<std::align_val_t>; // expected-error {{deleted}}18auto *a4 = new A<size_t, std::align_val_t>; // expected-error {{deleted}}19auto *a5 = new A<std::align_val_t, size_t>; // ok, not usual20