error[E0658]: a non-static lifetime is not allowed in a `const` --> $DIR/forbid-non-static-lifetimes.rs:7:22 | LL | test::<{ let _: &'a (); 3 },>(); | ^^ | = note: see issue #76560 for more information = help: add `#![feature(generic_const_exprs)]` to the crate attributes to enable error[E0658]: a non-static lifetime is not allowed in a `const` --> $DIR/forbid-non-static-lifetimes.rs:21:16 | LL | [(); (|_: &'a u8| (), 0).1]; | ^^ | = note: see issue #76560 for more information = help: add `#![feature(generic_const_exprs)]` to the crate attributes to enable error: aborting due to 2 previous errors For more information about this error, try `rustc --explain E0658`.