1 files changed, 66 insertions, 0 deletions
diff --git a/test/std/experimental/language.support/support.coroutines/end.to.end/bool_await_suspend.pass.cpp b/test/std/experimental/language.support/support.coroutines/end.to.end/bool_await_suspend.pass.cpp
new file mode 100644
index 000000000000..9c3becffc0ac
--- /dev/null
+++ b/test/std/experimental/language.support/support.coroutines/end.to.end/bool_await_suspend.pass.cpp
@@ -0,0 +1,66 @@
+// -*- C++ -*-
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// UNSUPPORTED: c++98, c++03, c++11
+
+#include <experimental/coroutine>
+#include <cassert>
+
+using namespace std::experimental;
+
+struct coro_t {
+  struct promise_type {
+    coro_t get_return_object() {
+      return coroutine_handle<promise_type>::from_promise(*this);
+    }
+    suspend_never initial_suspend() { return {}; }
+    suspend_never final_suspend() { return {}; }
+    void return_void(){}
+    void unhandled_exception() {}
+  };
+  coro_t(coroutine_handle<promise_type> hh) : h(hh) {}
+  coroutine_handle<promise_type> h;
+};
+
+struct NoSuspend {
+  bool await_ready() { return false; }
+  void await_resume() {}
+  template <typename F> bool await_suspend(F) { return false; }
+};
+
+struct DoSuspend {
+  bool await_ready() { return false; }
+  void await_resume() {}
+  template <typename F> bool await_suspend(F) { return true; }
+};
+
+bool f_started, f_resumed = false;
+coro_t f() {
+  f_started = true;
+  co_await DoSuspend{};
+  f_resumed = true;
+}
+
+bool g_started, g_resumed = false;
+coro_t g() {
+  g_started = true;
+  co_await NoSuspend{};
+  g_resumed = true;
+}
+
+int main() {
+  assert(!f_started && !f_resumed && !g_started && !g_resumed);
+  auto fret = f();
+  assert(f_started && !f_resumed);
+  fret.h.destroy();
+  assert(f_started && !f_resumed);
+  g();
+  assert(g_started && g_resumed);
+}