blob: e15f8771dd73b1ff63cae00a4f2b32384288411a (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
|
// build-fail
#![warn(const_err)]
const fn foo(x: u32) -> u32 {
x
}
fn main() {
const X: u32 = 0 - 1;
//~^ WARN any use of this value will cause
//~| WARN this was previously accepted by the compiler but is being phased out
const Y: u32 = foo(0 - 1);
//~^ WARN any use of this value will cause
//~| WARN this was previously accepted by the compiler but is being phased out
println!("{} {}", X, Y);
//~^ ERROR evaluation of constant value failed
//~| ERROR evaluation of constant value failed
//~| WARN erroneous constant used [const_err]
//~| WARN erroneous constant used [const_err]
//~| WARN this was previously accepted by the compiler but is being phased out
//~| WARN this was previously accepted by the compiler but is being phased out
}
|
