| // PR c++/91364 - Implement P0388R4: Permit conversions to arrays of unknown bound. | |
| // { dg-do compile { target c++20 } } | |
| // { dg-options "-Wpedantic" } | |
| int arr[1] = { 42 }; | |
| int(&r)[]{arr}; | |
| int(&r2)[] = {arr}; | |
| int(&&r3)[]{}; | |
| int(&&r4)[]{42}; | |
| int(&&r5)[] = {}; | |
| int(&&r6)[] = {42}; | |
| int(&r7)[](arr); // { dg-warning "conversions to arrays of unknown bound are only available" "" { target c++17_down } } |