Import libc++ 3.7.0 release (r246257).vendor/libc++/libc++-release_370-r246257

1 files changed, 84 insertions, 0 deletions

diff --git a/test/std/utilities/memory/unique.ptr/unique.ptr.single/unique.ptr.single.ctor/default02.pass.cpp b/test/std/utilities/memory/unique.ptr/unique.ptr.single/unique.ptr.single.ctor/default02.pass.cpp
new file mode 100644
index 000000000000..e9af7e285255
--- /dev/null
+++ b/test/std/utilities/memory/unique.ptr/unique.ptr.single/unique.ptr.single.ctor/default02.pass.cpp
@@ -0,0 +1,84 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <memory>
+
+// unique_ptr
+
+// Test default unique_ptr ctor
+
+#include <memory>
+#include <cassert>
+
+// default unique_ptr ctor shouldn't require complete type
+
+struct A;
+
+class Deleter
+{
+    int state_;
+
+    Deleter(Deleter&);
+    Deleter& operator=(Deleter&);
+
+public:
+    Deleter() : state_(5) {}
+
+    int state() const {return state_;}
+
+    void operator()(A* p);
+};
+
+void check(int i);
+
+template <class D = std::default_delete<A> >
+struct B
+{
+    std::unique_ptr<A, D> a_;
+    B() {}
+    ~B();
+
+    A* get() const {return a_.get();}
+    D& get_deleter() {return a_.get_deleter();}
+};
+
+int main()
+{
+    {
+    B<> s;
+    assert(s.get() == 0);
+    }
+    check(0);
+    {
+    B<Deleter> s;
+    assert(s.get() == 0);
+    assert(s.get_deleter().state() == 5);
+    }
+    check(0);
+}
+
+struct A
+{
+    static int count;
+    A() {++count;}
+    A(const A&) {++count;}
+    ~A() {--count;}
+};
+
+int A::count = 0;
+
+void Deleter::operator()(A* p) {delete p;}
+
+void check(int i)
+{
+    assert(A::count == i);
+}
+
+template <class D>
+B<D>::~B() {}