diff options
Diffstat (limited to 'libcxx/test/thread/thread.threads/thread.thread.class/thread.thread.constr/F.pass.cpp')
-rw-r--r-- | libcxx/test/thread/thread.threads/thread.thread.class/thread.thread.constr/F.pass.cpp | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/libcxx/test/thread/thread.threads/thread.thread.class/thread.thread.constr/F.pass.cpp b/libcxx/test/thread/thread.threads/thread.thread.class/thread.thread.constr/F.pass.cpp new file mode 100644 index 00000000000..f10b25cc61c --- /dev/null +++ b/libcxx/test/thread/thread.threads/thread.thread.class/thread.thread.constr/F.pass.cpp @@ -0,0 +1,130 @@ +//===----------------------------------------------------------------------===// +// +// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +// <thread> + +// class thread + +// template <class F, class ...Args> thread(F&& f, Args&&... args); + +#include <thread> +#include <new> +#include <cstdlib> +#include <cassert> + +unsigned throw_one = 0xFFFF; + +void* operator new(std::size_t s) throw(std::bad_alloc) +{ + if (throw_one == 0) + throw std::bad_alloc(); + --throw_one; + return std::malloc(s); +} + +void operator delete(void* p) throw() +{ + std::free(p); +} + +bool f_run = false; + +void f() +{ + f_run = true; +} + +class G +{ + int alive_; +public: + static int n_alive; + static bool op_run; + + G() : alive_(1) {++n_alive;} + G(const G& g) : alive_(g.alive_) {++n_alive;} + ~G() {alive_ = 0; --n_alive;} + + void operator()() + { + assert(alive_ == 1); + assert(n_alive >= 1); + op_run = true; + } + + void operator()(int i, double j) + { + assert(alive_ == 1); + assert(n_alive >= 1); + assert(i == 5); + assert(j == 5.5); + op_run = true; + } +}; + +int G::n_alive = 0; +bool G::op_run = false; + +int main() +{ + { + std::thread t(f); + t.join(); + assert(f_run == true); + } + f_run = false; + { + try + { + throw_one = 0; + std::thread t(f); + assert(false); + } + catch (...) + { + throw_one = 0xFFFF; + assert(!f_run); + } + } + { + assert(G::n_alive == 0); + assert(!G::op_run); + std::thread t((G())); + t.join(); + assert(G::n_alive == 0); + assert(G::op_run); + } + G::op_run = false; + { + try + { + throw_one = 0; + assert(G::n_alive == 0); + assert(!G::op_run); + std::thread t((G())); + assert(false); + } + catch (...) + { + throw_one = 0xFFFF; + assert(G::n_alive == 0); + assert(!G::op_run); + } + } +#ifndef _LIBCPP_HAS_NO_VARIADICS + { + assert(G::n_alive == 0); + assert(!G::op_run); + std::thread t(G(), 5, 5.5); + t.join(); + assert(G::n_alive == 0); + assert(G::op_run); + } +#endif +} |