File: PR38601.pass.cpp

package info (click to toggle)
llvm-toolchain-15 1%3A15.0.6-4
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,554,644 kB
  • sloc: cpp: 5,922,452; ansic: 1,012,136; asm: 674,362; python: 191,568; objc: 73,855; f90: 42,327; lisp: 31,913; pascal: 11,973; javascript: 10,144; sh: 9,421; perl: 7,447; ml: 5,527; awk: 3,523; makefile: 2,520; xml: 885; cs: 573; fortran: 567
file content (31 lines) | stat: -rw-r--r-- 841 bytes parent folder | download | duplicates (17) 
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;
}