41 lines
1.3 KiB
C++
41 lines
1.3 KiB
C++
//===----------------------------------------------------------------------===//
|
|
//
|
|
// 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
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// <regex>
|
|
// UNSUPPORTED: c++03, c++11, c++14
|
|
|
|
// template<class ForwardIterator>
|
|
// basic_regex(ForwardIterator, ForwardIterator,
|
|
// regex_constants::syntax_option_type = regex_constants::ECMAScript)
|
|
// -> basic_regex<typename iterator_traits<ForwardIterator>::value_type>;
|
|
|
|
#include <regex>
|
|
#include <string>
|
|
#include <iterator>
|
|
#include <cassert>
|
|
#include <cstddef>
|
|
|
|
|
|
int main(int, char**)
|
|
{
|
|
// Test the explicit deduction guides
|
|
{
|
|
// basic_regex(ForwardIterator, ForwardIterator)
|
|
// <int> is not an iterator
|
|
std::basic_regex re(23, 34); // expected-error {{no viable constructor or deduction guide for deduction of template arguments of 'basic_regex'}}
|
|
}
|
|
|
|
{
|
|
// basic_regex(ForwardIterator, ForwardIterator, flag_type)
|
|
// <double> is not an iterator
|
|
std::basic_regex re(23.0, 34.0, std::regex_constants::basic); // expected-error {{no viable constructor or deduction guide for deduction of template arguments of 'basic_regex'}}
|
|
}
|
|
|
|
return 0;
|
|
}
|