File: PR38601.pass.cpp

package info (click to toggle)
llvm-toolchain-17 1%3A17.0.6-22
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,799,624 kB
  • sloc: cpp: 6,428,607; ansic: 1,383,196; asm: 793,408; python: 223,504; objc: 75,364; f90: 60,502; lisp: 33,869; pascal: 15,282; sh: 9,684; perl: 7,453; ml: 4,937; awk: 3,523; makefile: 2,889; javascript: 2,149; xml: 888; fortran: 619; cs: 573
file content (31 lines) | stat: -rw-r--r-- 841 bytes parent folder | download | duplicates (19) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
 
//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//

// Regression test for https://llvm.org/PR38601

// UNSUPPORTED: c++03

#include <cassert>
#include <tuple>

using Base = std::tuple<int, int>;

struct Derived : Base {
    template <class ...Ts>
    Derived(int x, Ts... ts): Base(ts...), x_(x) { }
    operator int () const { return x_; }
    int x_;
};

int main(int, char**) {
    Derived d(1, 2, 3);
    Base b = static_cast<Base>(d);
    assert(std::get<0>(b) == 2);
    assert(std::get<1>(b) == 3);
    return 0;
}