Imported Upstream version 5.18.0.246

Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833

external/llvm/unittests/ADT/ScopeExitTest.cpp

@@ -0,0 +1,32 @@
+//===- llvm/unittest/ADT/ScopeExit.cpp - Scope exit unit tests --*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/ADT/ScopeExit.h"
+#include "gtest/gtest.h"
+
+using namespace llvm;
+
+namespace {
+
+TEST(ScopeExitTest, Basic) {
+  struct Callable {
+    bool &Called;
+    Callable(bool &Called) : Called(Called) {}
+    Callable(Callable &&RHS) : Called(RHS.Called) {}
+    void operator()() { Called = true; }
+  };
+  bool Called = false;
+  {
+    auto g = make_scope_exit(Callable(Called));
+    EXPECT_FALSE(Called);
+  }
+  EXPECT_TRUE(Called);
+}
+
+} // end anonymous namespace