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53 lines
1.1 KiB
C++
53 lines
1.1 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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// <complex>
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// template<class T>
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// complex<T>
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// operator-(const complex<T>& lhs, const complex<T>& rhs);
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#include <complex>
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#include <cassert>
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#include "test_macros.h"
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template <class T>
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void
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test(const std::complex<T>& lhs, const std::complex<T>& rhs, std::complex<T> x)
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{
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assert(lhs - rhs == x);
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}
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template <class T>
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void
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test()
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{
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{
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std::complex<T> lhs(1.5, 2.5);
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std::complex<T> rhs(3.5, 4.5);
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std::complex<T> x(-2.0, -2.0);
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test(lhs, rhs, x);
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}
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{
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std::complex<T> lhs(1.5, -2.5);
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std::complex<T> rhs(-3.5, 4.5);
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std::complex<T> x(5.0, -7.0);
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test(lhs, rhs, x);
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}
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}
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int main(int, char**)
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{
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test<float>();
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test<double>();
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test<long double>();
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return 0;
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}
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