diff options
Diffstat (limited to 'test/std/utilities/memory/unique.ptr/unique.ptr.runtime/move_convert04.fail.cpp')
-rw-r--r-- | test/std/utilities/memory/unique.ptr/unique.ptr.runtime/move_convert04.fail.cpp | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/test/std/utilities/memory/unique.ptr/unique.ptr.runtime/move_convert04.fail.cpp b/test/std/utilities/memory/unique.ptr/unique.ptr.runtime/move_convert04.fail.cpp new file mode 100644 index 000000000000..970beb5a150e --- /dev/null +++ b/test/std/utilities/memory/unique.ptr/unique.ptr.runtime/move_convert04.fail.cpp @@ -0,0 +1,57 @@ +//===----------------------------------------------------------------------===// +// +// 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 unique_ptr converting move assignment + +#include <memory> +#include <utility> +#include <cassert> + +// Can't assign from const lvalue + +struct A +{ + static int count; + A() {++count;} + A(const A&) {++count;} + virtual ~A() {--count;} +}; + +int A::count = 0; + +struct B + : public A +{ + static int count; + B() {++count;} + B(const B&) {++count;} + virtual ~B() {--count;} +}; + +int B::count = 0; + +int main() +{ + { + const boost::unique_ptr<B[]> s(new B); + A* p = s.get(); + boost::unique_ptr<A[]> s2; + s2 = s; + assert(s2.get() == p); + assert(s.get() == 0); + assert(A::count == 1); + assert(B::count == 1); + } + assert(A::count == 0); + assert(B::count == 0); +} |