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43 lines
1.2 KiB
C++
43 lines
1.2 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// <functional>
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// modulus
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#include <functional>
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#include <type_traits>
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#include <cassert>
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#include "test_macros.h"
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int main(int, char**)
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{
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typedef std::modulus<int> F;
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const F f = F();
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static_assert((std::is_same<int, F::first_argument_type>::value), "" );
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static_assert((std::is_same<int, F::second_argument_type>::value), "" );
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static_assert((std::is_same<int, F::result_type>::value), "" );
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assert(f(36, 8) == 4);
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#if TEST_STD_VER > 11
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typedef std::modulus<> F2;
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const F2 f2 = F2();
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assert(f2(36, 8) == 4);
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assert(f2(36L, 8) == 4);
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assert(f2(36, 8L) == 4);
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constexpr int foo = std::modulus<int> () (3, 2);
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static_assert ( foo == 1, "" );
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constexpr int bar = std::modulus<> () (3L, 2);
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static_assert ( bar == 1, "" );
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#endif
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return 0;
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}
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