1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 // test sized operator delete replacement. 11 12 // Note that sized delete operator definitions below are simply ignored 13 // when sized deallocation is not supported, e.g., prior to C++14. 14 15 // UNSUPPORTED: c++14, c++17, c++2a 16 // UNSUPPORTED: sanitizer-new-delete 17 18 #include <new> 19 #include <cstddef> 20 #include <cstdlib> 21 #include <cassert> 22 23 #include "test_macros.h" 24 25 int unsized_delete_called = 0; 26 int unsized_delete_nothrow_called = 0; 27 int sized_delete_called = 0; 28 29 void operator delete(void* p) TEST_NOEXCEPT 30 { 31 ++unsized_delete_called; 32 std::free(p); 33 } 34 35 void operator delete(void* p, const std::nothrow_t&) TEST_NOEXCEPT 36 { 37 ++unsized_delete_nothrow_called; 38 std::free(p); 39 } 40 41 void operator delete(void* p, std::size_t) TEST_NOEXCEPT 42 { 43 ++sized_delete_called; 44 std::free(p); 45 } 46 47 int *volatile x; 48 49 int main() 50 { 51 x = new int(42); 52 assert(0 == unsized_delete_called); 53 assert(0 == unsized_delete_nothrow_called); 54 assert(0 == sized_delete_called); 55 56 delete x; 57 assert(1 == unsized_delete_called); 58 assert(0 == sized_delete_called); 59 assert(0 == unsized_delete_nothrow_called); 60 } 61
