vendor/libc++/libc++-release_370-r246257

1 files changed, 34 insertions, 0 deletions

diff --git a/test/std/containers/container.adaptors/stack/stack.defn/pop.pass.cpp b/test/std/containers/container.adaptors/stack/stack.defn/pop.pass.cpp
new file mode 100644
index 000000000000..7ec1bf187cea
--- /dev/null
+++ b/test/std/containers/container.adaptors/stack/stack.defn/pop.pass.cpp
@@ -0,0 +1,34 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <stack>
+
+// void pop();
+
+#include <stack>
+#include <cassert>
+
+int main()
+{
+    std::stack<int> q;
+    assert(q.size() == 0);
+    q.push(1);
+    q.push(2);
+    q.push(3);
+    assert(q.size() == 3);
+    assert(q.top() == 3);
+    q.pop();
+    assert(q.size() == 2);
+    assert(q.top() == 2);
+    q.pop();
+    assert(q.size() == 1);
+    assert(q.top() == 1);
+    q.pop();
+    assert(q.size() == 0);
+}