[libcxx-commits] [libcxx] 8f7c1b2 - [libc++] NFC: Add a simple test to make sure we destroy elements in std::list

[Louis Dionne via libcxx-commits]

Author: Louis Dionne
Date: 2021-04-01T13:46:33-04:00
New Revision: 8f7c1b22721da9f38e2129248d27df280861fdb1

URL: https://github.com/llvm/llvm-project/commit/8f7c1b22721da9f38e2129248d27df280861fdb1
DIFF: https://github.com/llvm/llvm-project/commit/8f7c1b22721da9f38e2129248d27df280861fdb1.diff

LOG: [libc++] NFC: Add a simple test to make sure we destroy elements in std::list

Differential Revision: https://reviews.llvm.org/D99672

Added: 
    libcxx/test/std/containers/sequences/list/list.cons/dtor.pass.cpp

Modified: 
    

Removed: 
    


################################################################################
diff  --git a/libcxx/test/std/containers/sequences/list/list.cons/dtor.pass.cpp b/libcxx/test/std/containers/sequences/list/list.cons/dtor.pass.cpp
new file mode 100644
index 0000000000000..8d04a0938a1b2
--- /dev/null
+++ b/libcxx/test/std/containers/sequences/list/list.cons/dtor.pass.cpp
@@ -0,0 +1,45 @@
+//===----------------------------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+// <list>
+
+// ~list()
+
+// no emplace_back in C++03
+// UNSUPPORTED: c++03
+
+#include <list>
+#include <cassert>
+#include <set>
+
+#include "test_macros.h"
+
+
+std::set<int> destroyed;
+
+struct Foo {
+    explicit Foo(int i) : value(i) { }
+    ~Foo() { destroyed.insert(value); }
+    int value;
+};
+
+int main(int, char**)
+{
+    {
+        std::list<Foo> list;
+        list.emplace_back(1);
+        list.emplace_back(2);
+        list.emplace_back(3);
+        assert(destroyed.empty());
+    }
+    assert(destroyed.count(1) == 1);
+    assert(destroyed.count(2) == 1);
+    assert(destroyed.count(3) == 1);
+
+    return 0;
+}