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tests/ui/const-generics/adt_const_params/index-oob-ice-83993.rs
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// issue: rust-lang/rust/#83993 | ||
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#![feature(adt_const_params)] | ||
//~^ WARN the feature `adt_const_params` is incomplete and may not be safe to use and/or cause compiler crashes | ||
fn bug<'a>() | ||
where | ||
for<'b> [(); { | ||
let x: &'b (); | ||
//~^ ERROR generic parameters may not be used in const operations | ||
0 | ||
}]: | ||
{} | ||
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fn bad() where for<'b> [();{let _:&'b (); 0}]: Sized { } | ||
//~^ ERROR generic parameters may not be used in const operations | ||
fn good() where for<'b> [();{0}]: Sized { } | ||
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pub fn main() {} |
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tests/ui/const-generics/adt_const_params/index-oob-ice-83993.stderr
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error: generic parameters may not be used in const operations | ||
--> $DIR/index-oob-ice-83993.rs:8:17 | ||
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LL | let x: &'b (); | ||
| ^^ cannot perform const operation using `'b` | ||
| | ||
= note: lifetime parameters may not be used in const expressions | ||
= help: add `#![feature(generic_const_exprs)]` to allow generic const expressions | ||
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error: generic parameters may not be used in const operations | ||
--> $DIR/index-oob-ice-83993.rs:14:36 | ||
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LL | fn bad() where for<'b> [();{let _:&'b (); 0}]: Sized { } | ||
| ^^ cannot perform const operation using `'b` | ||
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= note: lifetime parameters may not be used in const expressions | ||
= help: add `#![feature(generic_const_exprs)]` to allow generic const expressions | ||
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warning: the feature `adt_const_params` is incomplete and may not be safe to use and/or cause compiler crashes | ||
--> $DIR/index-oob-ice-83993.rs:3:12 | ||
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LL | #![feature(adt_const_params)] | ||
| ^^^^^^^^^^^^^^^^ | ||
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= note: see issue #95174 <https://github.com/rust-lang/rust/issues/95174> for more information | ||
= note: `#[warn(incomplete_features)]` on by default | ||
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error: aborting due to 2 previous errors; 1 warning emitted | ||
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