1bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 2bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 3f5256e16dfc425c1d466f6308d4026d529ce9e0bHoward Hinnant// The LLVM Compiler Infrastructure 4bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 5b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// This file is dual licensed under the MIT and the University of Illinois Open 6b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// Source Licenses. See LICENSE.TXT for details. 7bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 8bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 9cf6dcc35e14a3d2dafe67cf76a200b2e1a671e7dHoward Hinnant 10bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant // test operator new replacement 11bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 12bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <new> 13bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <cstddef> 14bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <cstdlib> 15bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <cassert> 16bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <limits> 17bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 18bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantint new_called = 0; 19bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 20bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantvoid* operator new(std::size_t s) throw(std::bad_alloc) 21bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 22bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant ++new_called; 23bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant return std::malloc(s); 24bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 25bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 26bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantvoid operator delete(void* p) throw() 27bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 28bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant --new_called; 29bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::free(p); 30bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 31bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 32bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantbool A_constructed = false; 33bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 34bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantstruct A 35bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 36bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant A() {A_constructed = true;} 37bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant ~A() {A_constructed = false;} 38bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant}; 39bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 40bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantint main() 41bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 42bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant A* ap = new A; 43bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(ap); 44bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(A_constructed); 45bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(new_called); 46bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant delete ap; 47bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(!A_constructed); 48bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(!new_called); 49bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 50