mirror of https://github.com/rust-lang/rust
41 lines
1.1 KiB
Plaintext
41 lines
1.1 KiB
Plaintext
error[E0015]: cannot call non-const fn `Foo::{constant#0}::Foo::<17>::value` in constants
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--> $DIR/nested-type.rs:15:5
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LL | Foo::<17>::value()
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| ^^^^^^^^^^^^^^^^^^
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= note: calls in constants are limited to constant functions, tuple structs and tuple variants
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error: `[u8; {
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struct Foo<const N: usize>;
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impl<const N: usize> Foo<N> {
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fn value() -> usize {
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N
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}
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}
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Foo::<17>::value()
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}]` is forbidden as the type of a const generic parameter
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--> $DIR/nested-type.rs:6:21
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LL | struct Foo<const N: [u8; {
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| _____________________^
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LL | | struct Foo<const N: usize>;
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LL | |
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LL | | impl<const N: usize> Foo<N> {
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... |
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LL | |
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LL | | }]>;
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| |__^
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= note: the only supported types are integers, `bool` and `char`
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help: add `#![feature(adt_const_params)]` to the crate attributes to enable more complex and user defined types
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LL + #![feature(adt_const_params)]
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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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