Import LLVM 10.0.0 release including clang, lld and lldb.

ok hackroom
tested by plenty

1 files changed, 45 insertions, 0 deletions

diff --git a/gnu/llvm/lldb/unittests/Host/TaskPoolTest.cpp b/gnu/llvm/lldb/unittests/Host/TaskPoolTest.cpp
new file mode 100644
index 00000000000..fea54426795
--- /dev/null
+++ b/gnu/llvm/lldb/unittests/Host/TaskPoolTest.cpp
@@ -0,0 +1,45 @@
+#include "gtest/gtest.h"
+
+#include "lldb/Host/TaskPool.h"
+
+using namespace lldb_private;
+
+TEST(TaskPoolTest, AddTask) {
+  auto fn = [](int x) { return x * x + 1; };
+
+  auto f1 = TaskPool::AddTask(fn, 1);
+  auto f2 = TaskPool::AddTask(fn, 2);
+  auto f3 = TaskPool::AddTask(fn, 3);
+  auto f4 = TaskPool::AddTask(fn, 4);
+
+  ASSERT_EQ(10, f3.get());
+  ASSERT_EQ(2, f1.get());
+  ASSERT_EQ(17, f4.get());
+  ASSERT_EQ(5, f2.get());
+}
+
+TEST(TaskPoolTest, RunTasks) {
+  std::vector<int> r(4);
+
+  auto fn = [](int x, int &y) { y = x * x + 1; };
+
+  TaskPool::RunTasks([fn, &r]() { fn(1, r[0]); }, [fn, &r]() { fn(2, r[1]); },
+                     [fn, &r]() { fn(3, r[2]); }, [fn, &r]() { fn(4, r[3]); });
+
+  ASSERT_EQ(2, r[0]);
+  ASSERT_EQ(5, r[1]);
+  ASSERT_EQ(10, r[2]);
+  ASSERT_EQ(17, r[3]);
+}
+
+TEST(TaskPoolTest, TaskMap) {
+  int data[4];
+  auto fn = [&data](int x) { data[x] = x * x; };
+
+  TaskMapOverInt(0, 4, fn);
+
+  ASSERT_EQ(data[0], 0);
+  ASSERT_EQ(data[1], 1);
+  ASSERT_EQ(data[2], 4);
+  ASSERT_EQ(data[3], 9);
+}