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warning: any use of this value will cause an error
--> $DIR/conditional_array_execution.rs:7:19
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LL | const FOO: u32 = [X - Y, Y - X][(X < Y) as usize];
| ------------------^^^^^---------------------------
| |
| attempt to compute `5_u32 - 6_u32`, which would overflow
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note: the lint level is defined here
--> $DIR/conditional_array_execution.rs:3:9
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LL | #![warn(const_err)]
| ^^^^^^^^^
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>
error[E0080]: evaluation of constant value failed
--> $DIR/conditional_array_execution.rs:12:20
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LL | println!("{}", FOO);
| ^^^ referenced constant has errors
warning: erroneous constant used
--> $DIR/conditional_array_execution.rs:12:20
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LL | println!("{}", FOO);
| ^^^ referenced constant has errors
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= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>
= note: this warning originates in the macro `$crate::format_args_nl` (in Nightly builds, run with -Z macro-backtrace for more info)
error: aborting due to previous error; 2 warnings emitted
For more information about this error, try `rustc --explain E0080`.
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