| // checking partial template specialization |
| |
| /*************************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed |
| * with this work for additional information regarding copyright |
| * ownership. The ASF licenses this file to you under the Apache |
| * License, Version 2.0 (the License); you may not use this file |
| * except in compliance with the License. You may obtain a copy of |
| * the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or |
| * implied. See the License for the specific language governing |
| * permissions and limitations under the License. |
| * |
| * Copyright 1999-2007 Rogue Wave Software, Inc. |
| * |
| **************************************************************************/ |
| |
| // primary template |
| template <class T, class U> |
| struct PartiallySpecialized |
| { |
| enum { e = 0 }; |
| }; |
| |
| // required by std::vector<bool> |
| template <class U> |
| struct PartiallySpecialized<int, U> |
| { |
| enum { f = 1 }; |
| }; |
| |
| // required by std::iterator_traits |
| template <class U> |
| struct PartiallySpecialized<int, U*> |
| { |
| enum { g = 2 }; |
| }; |
| |
| // required by std::iterator_traits |
| template <class U> |
| struct PartiallySpecialized<int, const U*> |
| { |
| enum { h = 3 }; |
| }; |
| |
| // required by std::allocator<const T> |
| template <class T, class U> |
| struct PartiallySpecialized<const T, const U> |
| { |
| enum { i = 4 }; |
| }; |
| |
| // required by __rw_is_same |
| // exercises bug 638 in SunPro 5.7, patch 117831-02 2005/03/30 |
| template <class T> |
| struct PartiallySpecialized<T, T> |
| { |
| enum { j = 5 }; |
| }; |
| |
| // compile only, do not link |
| int foo () |
| { |
| #define PS PartiallySpecialized |
| |
| return !( 0 == PS<char, int>::e |
| && 1 == PS<int, char>::f |
| && 2 == PS<int, char*>::g |
| && 3 == PS<int, const char*>::h |
| && 4 == PS<const int, const char>::i |
| && 5 == PS<long, long>::j); |
| } |