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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.
38 lines
1.1 KiB
Plaintext
38 lines
1.1 KiB
Plaintext
error[E0015]: `?` cannot determine the branch of `TryMe` in constant functions
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--> $DIR/const-try.rs:33:5
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LL | TryMe?;
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| ^^^^^^
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note: impl defined here, but it is not `const`
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--> $DIR/const-try.rs:21:1
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LL | impl const Try for TryMe {
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| ^^^^^^^^^^^^^^^^^^^^^^^^
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= note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
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help: add `#![feature(effects)]` to the crate attributes to enable
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LL + #![feature(effects)]
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error[E0015]: `?` cannot convert from residual of `TryMe` in constant functions
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--> $DIR/const-try.rs:33:5
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LL | TryMe?;
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| ^^^^^^
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note: impl defined here, but it is not `const`
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--> $DIR/const-try.rs:15:1
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LL | impl const FromResidual<Error> for TryMe {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
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help: add `#![feature(effects)]` to the crate attributes to enable
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LL + #![feature(effects)]
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error: aborting due to 2 previous errors
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For more information about this error, try `rustc --explain E0015`.
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