| |
| // (C) Copyright Beman Dawes 2008 |
| |
| // Use, modification and distribution are subject to the |
| // Boost Software License, Version 1.0. (See accompanying file |
| // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
| |
| // See http://www.boost.org/libs/config for more information. |
| |
| // MACRO: BOOST_NO_DECLTYPE |
| // TITLE: C++0x decltype unavailable |
| // DESCRIPTION: The compiler does not support C++0x decltype |
| |
| namespace boost_no_decltype { |
| |
| struct test_class |
| { |
| test_class() {} |
| }; |
| |
| test_class get_test_class() |
| { |
| return test_class(); |
| } |
| |
| template<typename F> |
| void baz(F f) |
| { |
| // |
| // Strangely VC-10 deduces the return type of F |
| // to be "test_class&". Remove the constructor |
| // from test_class and then decltype does work OK!! |
| // |
| typedef decltype(f()) res; |
| res r; |
| } |
| |
| int test() |
| { |
| int i; |
| decltype(i) j; |
| decltype(get_test_class()) k; |
| baz(get_test_class); |
| return 0; |
| } |
| |
| } |
