UDT_is_rejected.fail.cpp
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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <complex>
// Test that UDT's convertible to an integral or floating point type do not
// participate in overload resolution.
#include <complex>
#include <type_traits>
#include <cassert>
template <class IntT>
struct UDT {
operator IntT() const { return 1; }
};
UDT<float> ft;
UDT<double> dt;
UDT<long double> ldt;
UDT<int> it;
UDT<unsigned long> uit;
int main(int, char**)
{
{
std::real(ft); // expected-error {{no matching function}}
std::real(dt); // expected-error {{no matching function}}
std::real(ldt); // expected-error {{no matching function}}
std::real(it); // expected-error {{no matching function}}
std::real(uit); // expected-error {{no matching function}}
}
{
std::imag(ft); // expected-error {{no matching function}}
std::imag(dt); // expected-error {{no matching function}}
std::imag(ldt); // expected-error {{no matching function}}
std::imag(it); // expected-error {{no matching function}}
std::imag(uit); // expected-error {{no matching function}}
}
{
std::arg(ft); // expected-error {{no matching function}}
std::arg(dt); // expected-error {{no matching function}}
std::arg(ldt); // expected-error {{no matching function}}
std::arg(it); // expected-error {{no matching function}}
std::arg(uit); // expected-error {{no matching function}}
}
{
std::norm(ft); // expected-error {{no matching function}}
std::norm(dt); // expected-error {{no matching function}}
std::norm(ldt); // expected-error {{no matching function}}
std::norm(it); // expected-error {{no matching function}}
std::norm(uit); // expected-error {{no matching function}}
}
{
std::conj(ft); // expected-error {{no matching function}}
std::conj(dt); // expected-error {{no matching function}}
std::conj(ldt); // expected-error {{no matching function}}
std::conj(it); // expected-error {{no matching function}}
std::conj(uit); // expected-error {{no matching function}}
}
{
std::proj(ft); // expected-error {{no matching function}}
std::proj(dt); // expected-error {{no matching function}}
std::proj(ldt); // expected-error {{no matching function}}
std::proj(it); // expected-error {{no matching function}}
std::proj(uit); // expected-error {{no matching function}}
}
return 0;
}