1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 // <memory> 11 12 // template <class T, class Alloc> struct uses_allocator; 13 14 #include <memory> 15 #include <vector> 16 17 struct A 18 { 19 }; 20 21 struct B 22 { 23 typedef int allocator_type; 24 }; 25 26 int main() 27 { 28 static_assert((!std::uses_allocator<int, std::allocator<int> >::value), ""); 29 static_assert(( std::uses_allocator<std::vector<int>, std::allocator<int> >::value), ""); 30 static_assert((!std::uses_allocator<A, std::allocator<int> >::value), ""); 31 static_assert((!std::uses_allocator<B, std::allocator<int> >::value), ""); 32 static_assert(( std::uses_allocator<B, double>::value), ""); 33 } 34
