modulus.pass.cpp revision 9738cafa4f5c5ce19cd674e7e8c38376eaac8abe
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// <functional> 11 12// modulus 13 14#include <functional> 15#include <type_traits> 16#include <cassert> 17 18int main() 19{ 20 typedef std::modulus<int> F; 21 const F f = F(); 22 static_assert((std::is_base_of<std::binary_function<int, int, int>, F>::value), ""); 23 assert(f(36, 8) == 4); 24#if _LIBCPP_STD_VER > 11 25 typedef std::modulus<> F2; 26 const F2 f2 = F2(); 27 assert(f2(36, 8) == 4); 28 assert(f2(36L, 8) == 4); 29 assert(f2(36, 8L) == 4); 30 31 constexpr int foo = std::modulus<int> () (3, 2); 32 static_assert ( foo == 1, "" ); 33 34 constexpr int bar = std::modulus<> () (3L, 2); 35 static_assert ( bar == 1, "" ); 36#endif 37} 38