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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.
54 lines
1.9 KiB
Plaintext
54 lines
1.9 KiB
Plaintext
error: overly complex generic constant
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--> $DIR/issue-90318.rs:14:8
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LL | If<{ TypeId::of::<T>() != TypeId::of::<()>() }>: True,
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| ^^-----------------^^^^^^^^^^^^^^^^^^^^^^^^
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| borrowing is not supported in generic constants
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= help: consider moving this anonymous constant into a `const` function
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= note: this operation may be supported in the future
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error: overly complex generic constant
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--> $DIR/issue-90318.rs:22:8
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LL | If<{ TypeId::of::<T>() != TypeId::of::<()>() }>: True,
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| ^^-----------------^^^^^^^^^^^^^^^^^^^^^^^^
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| |
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| borrowing is not supported in generic constants
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= help: consider moving this anonymous constant into a `const` function
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= note: this operation may be supported in the future
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error[E0015]: cannot call non-const operator in constants
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--> $DIR/issue-90318.rs:14:10
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LL | If<{ TypeId::of::<T>() != TypeId::of::<()>() }>: True,
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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note: impl defined here, but it is not `const`
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--> $SRC_DIR/core/src/any.rs:LL:COL
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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[E0015]: cannot call non-const operator in constants
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--> $DIR/issue-90318.rs:22:10
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LL | If<{ TypeId::of::<T>() != TypeId::of::<()>() }>: True,
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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note: impl defined here, but it is not `const`
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--> $SRC_DIR/core/src/any.rs:LL:COL
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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 4 previous errors
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For more information about this error, try `rustc --explain E0015`.
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