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 // UNSUPPORTED: sanitizer-new-delete, c++98, c++03, c++11 13 14 // NOTE: Clang does not enable sized-deallocation in C++14 and beyond by 15 // default. It is only enabled when -fsized-deallocation is given. 16 // (except clang-3.6 which temporarily enabled sized-deallocation) 17 // UNSUPPORTED: clang, apple-clang 18 19 // NOTE: GCC 4.9.1 does not support sized-deallocation in C++14. However 20 // GCC 5.1 does. 21 // XFAIL: gcc-4.7, gcc-4.8, gcc-4.9 22 23 #include <new> 24 #include <cstddef> 25 #include <cstdlib> 26 #include <cassert> 27 28 #include "test_macros.h" 29 30 int unsized_delete_called = 0; 31 int unsized_delete_nothrow_called = 0; 32 int sized_delete_called = 0; 33 34 void operator delete(void* p) TEST_NOEXCEPT 35 { 36 ++unsized_delete_called; 37 std::free(p); 38 } 39 40 void operator delete(void* p, const std::nothrow_t&) TEST_NOEXCEPT 41 { 42 ++unsized_delete_nothrow_called; 43 std::free(p); 44 } 45 46 void operator delete(void* p, std::size_t) TEST_NOEXCEPT 47 { 48 ++sized_delete_called; 49 std::free(p); 50 } 51 52 int *volatile x; 53 54 int main() 55 { 56 x = new int(42); 57 assert(0 == unsized_delete_called); 58 assert(0 == unsized_delete_nothrow_called); 59 assert(0 == sized_delete_called); 60 61 delete x; 62 assert(0 == unsized_delete_called); 63 assert(1 == sized_delete_called); 64 assert(0 == unsized_delete_nothrow_called); 65 } 66
