| 1 | //===----------------------------------------------------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | // <complex> |
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| 10 | |
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| 11 | // Regression test for https://github.com/llvm/llvm-project/issues/101960 where we used to |
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| 12 | // trigger an ambiguous constructor. |
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| 13 | |
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| 14 | #include <complex> |
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| 15 | #include <cassert> |
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| 16 | |
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| 17 | struct NastyConvertible { |
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| 18 | template <class T> |
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| 19 | operator T() const { |
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| 20 | return T(0); |
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| 21 | } |
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| 22 | }; |
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| 23 | |
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| 24 | template <class T> |
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| 25 | void test() { |
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| 26 | NastyConvertible nasty; |
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| 27 | std::complex<T> x(nasty, nasty); |
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| 28 | assert(x.real() == T(0)); |
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| 29 | assert(x.imag() == T(0)); |
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| 30 | } |
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| 31 | |
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| 32 | int main(int, char**) { |
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| 33 | test<float>(); |
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| 34 | test<double>(); |
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| 35 | test<long double>(); |
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| 36 | |
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| 37 | return 0; |
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| 38 | } |
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| 39 | |
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