From 205d072f694fe0e9c9dc18a2da9c74bf5151ef57 Mon Sep 17 00:00:00 2001
From: Nico Weber <nicolasweber@gmx.de>
Date: Sun, 13 Dec 2015 04:14:39 +0000
Subject: Revert r255444.

It doesn't build on Windows and broke the Windows LLD and LLDB bots:
http://lab.llvm.org:8011/builders/lld-x86_64-win7/builds/27693/steps/build_Lld/logs/stdio
http://lab.llvm.org:8011/builders/lldb-x86-windows-msvc/builds/13468/steps/build/logs/stdio


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@255446 91177308-0d34-0410-b5e6-96231b3b80d8
---
 unittests/Support/CMakeLists.txt |  1 -
 unittests/Support/ThreadPool.cpp | 91 ----------------------------------------
 2 files changed, 92 deletions(-)
 delete mode 100644 unittests/Support/ThreadPool.cpp

(limited to 'unittests')

diff --git a/unittests/Support/CMakeLists.txt b/unittests/Support/CMakeLists.txt
index 9bd685759ed..fd8324c836d 100644
--- a/unittests/Support/CMakeLists.txt
+++ b/unittests/Support/CMakeLists.txt
@@ -41,7 +41,6 @@ add_llvm_unittest(SupportTests
   SwapByteOrderTest.cpp
   TargetRegistry.cpp
   ThreadLocalTest.cpp
-  ThreadPool.cpp
   TimeValueTest.cpp
   TrailingObjectsTest.cpp
   UnicodeTest.cpp
diff --git a/unittests/Support/ThreadPool.cpp b/unittests/Support/ThreadPool.cpp
deleted file mode 100644
index d36341e425d..00000000000
--- a/unittests/Support/ThreadPool.cpp
+++ /dev/null
@@ -1,91 +0,0 @@
-//========- unittests/Support/ThreadPools.cpp - ThreadPools.h tests --========//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/Support/ThreadPool.h"
-
-#include "llvm/ADT/STLExtras.h"
-
-#include "gtest/gtest.h"
-
-using namespace llvm;
-using namespace std::chrono;
-
-/// Try best to make this thread not progress faster than the main thread
-static void yield() {
-#ifdef LLVM_ENABLE_THREADS
-  std::this_thread::yield();
-#endif
-  std::this_thread::sleep_for(milliseconds(200));
-#ifdef LLVM_ENABLE_THREADS
-  std::this_thread::yield();
-#endif
-}
-
-TEST(ThreadPoolTest, AsyncBarrier) {
-  // test that async & barrier work together properly.
-
-  std::atomic_int checked_in{0};
-
-  ThreadPool Pool;
-  for (size_t i = 0; i < 5; ++i) {
-    Pool.async([&checked_in, i] {
-      yield();
-      ++checked_in;
-    });
-  }
-  ASSERT_EQ(0, checked_in);
-  Pool.wait();
-  ASSERT_EQ(5, checked_in);
-}
-
-TEST(ThreadPoolTest, Async) {
-  ThreadPool Pool;
-  std::atomic_int i{0};
-  // sleep here just to ensure that the not-equal is correct.
-  Pool.async([&i] {
-    yield();
-    ++i;
-  });
-  Pool.async([&i] { ++i; });
-  ASSERT_NE(2, i.load());
-  Pool.wait();
-  ASSERT_EQ(2, i.load());
-}
-
-TEST(ThreadPoolTest, GetFuture) {
-  ThreadPool Pool;
-  std::atomic_int i{0};
-  // sleep here just to ensure that the not-equal is correct.
-  Pool.async([&i] {
-    yield();
-    ++i;
-  });
-  // Force the future using get()
-  Pool.async([&i] { ++i; }).get();
-  ASSERT_NE(2, i.load());
-  Pool.wait();
-  ASSERT_EQ(2, i.load());
-}
-
-TEST(ThreadPoolTest, PoolDestruction) {
-  // Test that we are waiting on destruction
-  std::atomic_int checked_in{0};
-
-  {
-    ThreadPool Pool;
-    for (size_t i = 0; i < 5; ++i) {
-      Pool.async([&checked_in, i] {
-        yield();
-        ++checked_in;
-      });
-    }
-    ASSERT_EQ(0, checked_in);
-  }
-  ASSERT_EQ(5, checked_in);
-}
-- 
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