//===----------------------------------------------------------------------===// // // The LLVM Compiler Infrastructure // // This file is dual licensed under the MIT and the University of Illinois Open // Source Licenses. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// // // shared_ptr // template shared_ptr make_shared(Args&&... args); #include #include #include #include int new_count = 0; void* operator new(std::size_t s) throw(std::bad_alloc) { ++new_count; return std::malloc(s); } void operator delete(void* p) throw() { std::free(p); } struct A { static int count; A(int i, char c) : int_(i), char_(c) {++count;} A(const A& a) : int_(a.int_), char_(a.char_) {++count;} ~A() {--count;} int get_int() const {return int_;} char get_char() const {return char_;} private: int int_; char char_; }; int A::count = 0; int main() { int nc = new_count; { int i = 67; char c = 'e'; std::shared_ptr p = std::make_shared(i, c); assert(new_count == nc+1); assert(A::count == 1); assert(p->get_int() == 67); assert(p->get_char() == 'e'); } #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES nc = new_count; { char c = 'e'; std::shared_ptr p = std::make_shared(67, c); assert(new_count == nc+1); assert(A::count == 1); assert(p->get_int() == 67); assert(p->get_char() == 'e'); } #endif assert(A::count == 0); }