forked from OSchip/llvm-project
47 lines
1.0 KiB
C++
47 lines
1.0 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
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// <string>
|
|
|
|
#include <cassert>
|
|
#include <string>
|
|
|
|
#include "test_macros.h"
|
|
|
|
struct Incomplete;
|
|
template<class T> struct Holder { T t; };
|
|
|
|
template<class T>
|
|
struct Charlike {
|
|
char ch_;
|
|
TEST_CONSTEXPR Charlike(char ch) : ch_(ch) {}
|
|
TEST_CONSTEXPR operator char() const { return ch_; }
|
|
};
|
|
|
|
TEST_CONSTEXPR_CXX20 bool test() {
|
|
std::string s;
|
|
Charlike<Holder<Incomplete> > a[] = {'m', 'a', 'h', 'i'};
|
|
s.append(a, a+4);
|
|
s.assign(a, a+4);
|
|
s.insert(s.begin(), a, a+4);
|
|
s.replace(s.begin(), s.begin()+4, a, a+4);
|
|
assert(s == "mahimahi");
|
|
|
|
return true;
|
|
}
|
|
|
|
int main(int, char**)
|
|
{
|
|
test();
|
|
#if TEST_STD_VER > 17
|
|
static_assert(test());
|
|
#endif
|
|
|
|
return 0;
|
|
}
|