From 5a83710e371fe68a06e6e3876c6a2c8b820a8976 Mon Sep 17 00:00:00 2001 From: Eric Fiselier Date: Sat, 20 Dec 2014 01:40:03 +0000 Subject: Move test into test/std subdirectory. llvm-svn: 224658 --- .../func.wrap.func.con/copy.pass.cpp | 133 +++++++++++++++++++++ 1 file changed, 133 insertions(+) create mode 100644 libcxx/test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.con/copy.pass.cpp (limited to 'libcxx/test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.con/copy.pass.cpp') diff --git a/libcxx/test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.con/copy.pass.cpp b/libcxx/test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.con/copy.pass.cpp new file mode 100644 index 00000000000..2fbd7cfa9fb --- /dev/null +++ b/libcxx/test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.con/copy.pass.cpp @@ -0,0 +1,133 @@ +//===----------------------------------------------------------------------===// +// +// 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. +// +//===----------------------------------------------------------------------===// + +// + +// class function + +// function(const function& f); + +// UNSUPPORTED: asan, msan + +#include +#include +#include +#include + +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); +} + +class A +{ + int data_[10]; +public: + static int count; + + A() + { + ++count; + for (int i = 0; i < 10; ++i) + data_[i] = i; + } + + A(const A&) {++count;} + + ~A() {--count;} + + int operator()(int i) const + { + for (int j = 0; j < 10; ++j) + i += data_[j]; + return i; + } +}; + +int A::count = 0; + +int g(int) {return 0;} + +int main() +{ + assert(new_called == 0); + { + std::function f = A(); + assert(A::count == 1); + assert(new_called == 1); + assert(f.target()); + assert(f.target() == 0); + std::function f2 = f; + assert(A::count == 2); + assert(new_called == 2); + assert(f2.target()); + assert(f2.target() == 0); + } + assert(A::count == 0); + assert(new_called == 0); + { + std::function f = g; + assert(new_called == 0); + assert(f.target()); + assert(f.target() == 0); + std::function f2 = f; + assert(new_called == 0); + assert(f2.target()); + assert(f2.target() == 0); + } + assert(new_called == 0); + { + std::function f; + assert(new_called == 0); + assert(f.target() == 0); + assert(f.target() == 0); + std::function f2 = f; + assert(new_called == 0); + assert(f2.target() == 0); + assert(f2.target() == 0); + } + { + std::function f; + assert(new_called == 0); + assert(f.target() == 0); + assert(f.target() == 0); + assert(!f); + std::function g = f; + assert(new_called == 0); + assert(g.target() == 0); + assert(g.target() == 0); + assert(!g); + } +#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES + assert(new_called == 0); + { + std::function f = A(); + assert(A::count == 1); + assert(new_called == 1); + assert(f.target()); + assert(f.target() == 0); + std::function f2 = std::move(f); + assert(A::count == 1); + assert(new_called == 1); + assert(f2.target()); + assert(f2.target() == 0); + assert(f.target() == 0); + assert(f.target() == 0); + } +#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES +} -- cgit v1.2.3