cxx/test/language.support/support.dynamic/new.delete/new.delete.single/new_replace.pass.cpp
2010-05-11 21:36:01 +00:00

50 lines
955 B
C++

//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// test operator new replacement
#include <new>
#include <cstddef>
#include <cstdlib>
#include <cassert>
#include <limits>
int new_called = 0;
void* operator new(std::size_t s) throw(std::bad_alloc)
{
++new_called;
return std::malloc(s);
}
void operator delete(void* p) throw()
{
--new_called;
std::free(p);
}
bool A_constructed = false;
struct A
{
A() {A_constructed = true;}
~A() {A_constructed = false;}
};
int main()
{
A* ap = new A;
assert(ap);
assert(A_constructed);
assert(new_called);
delete ap;
assert(!A_constructed);
assert(!new_called);
}