From b66754a29ed7a479e36fed89e0b45d10d5e71e71 Mon Sep 17 00:00:00 2001
From: Brian Gesiak <modocache@gmail.com>
Date: Tue, 26 Mar 2019 19:50:46 +0000
Subject: Revert "[coroutines] Add std::experimental::task<T> type"

This revision is causing build and test failures, such as
http://lab.llvm.org:8011/builders/libcxx-libcxxabi-libunwind-armv8-linux/builds/648/steps/test.libcxx/logs/stdio,
so I'll revert it.

llvm-svn: 357023
---
 .../task/task.basic/task_of_void.pass.cpp          | 96 ----------------------
 1 file changed, 96 deletions(-)
 delete mode 100644 libcxx/test/std/experimental/task/task.basic/task_of_void.pass.cpp

(limited to 'libcxx/test/std/experimental/task/task.basic/task_of_void.pass.cpp')

diff --git a/libcxx/test/std/experimental/task/task.basic/task_of_void.pass.cpp b/libcxx/test/std/experimental/task/task.basic/task_of_void.pass.cpp
deleted file mode 100644
index de860b5db6a..00000000000
--- a/libcxx/test/std/experimental/task/task.basic/task_of_void.pass.cpp
+++ /dev/null
@@ -1,96 +0,0 @@
-// -*- 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, c++14
-
-#include <experimental/task>
-#include "../manual_reset_event.hpp"
-#include "../sync_wait.hpp"
-
-#include <optional>
-#include <thread>
-
-namespace coro = std::experimental::coroutines_v1;
-
-static bool has_f_executed = false;
-
-static coro::task<void> f()
-{
-  has_f_executed = true;
-  co_return;
-}
-
-static void test_coroutine_executes_lazily()
-{
-  coro::task<void> t = f();
-  assert(!has_f_executed);
-  coro::sync_wait(t);
-  assert(has_f_executed);
-}
-
-static std::optional<int> last_value_passed_to_g;
-
-static coro::task<void> g(int a)
-{
-  last_value_passed_to_g = a;
-  co_return;
-}
-
-void test_coroutine_accepts_arguments()
-{
-  auto t = g(123);
-  assert(!last_value_passed_to_g);
-  coro::sync_wait(t);
-  assert(last_value_passed_to_g);
-  assert(*last_value_passed_to_g == 123);
-}
-
-int shared_value = 0;
-int read_value = 0;
-
-coro::task<void> consume_async(manual_reset_event& event)
-{
-  co_await event;
-  read_value = shared_value;
-}
-
-void produce(manual_reset_event& event)
-{
-  shared_value = 101;
-  event.set();
-}
-
-void test_async_completion()
-{
-  manual_reset_event e;
-  std::thread t1{ [&e]
-  {
-    sync_wait(consume_async(e));
-  }};
-
-  assert(read_value == 0);
-
-  std::thread t2{ [&e] { produce(e); }};
-
-  t1.join();
-
-  assert(read_value == 101);
-
-  t2.join();
-}
-
-int main()
-{
-  test_coroutine_executes_lazily();
-  test_coroutine_accepts_arguments();
-  test_async_completion();
-
-  return 0;
-}
-- 
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