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``` error: `S2<'_>` is forbidden as the type of a const generic parameter --> $DIR/lifetime-in-const-param.rs:5:23 | LL | struct S<'a, const N: S2>(&'a ()); | ^^ | = note: the only supported types are integers, `bool` and `char` help: add `#![feature(adt_const_params)]` to the crate attributes to enable more complex and user defined types | LL + #![feature(adt_const_params)] | ``` Fix #55941.
16 lines
582 B
Text
16 lines
582 B
Text
error[E0015]: cannot call non-const closure in constants
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--> $DIR/issue-68542-closure-in-array-len.rs:6:13
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LL | a: [(); (|| { 0 })()]
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| ^^^^^^^^^^^^
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= note: closures need an RFC before allowed to be called in constants
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= note: calls in constants are limited to constant functions, tuple structs and tuple variants
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help: add `#![feature(const_trait_impl)]` to the crate attributes to enable
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LL + #![feature(const_trait_impl)]
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error: aborting due to 1 previous error
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For more information about this error, try `rustc --explain E0015`.
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