rust/tests/ui/generic-const-items/evaluatable-bounds.unconstrained.stderr

error: unconstrained generic constant
  --> $DIR/evaluatable-bounds.rs:16:5
   |
LL |     const ARRAY: [i32; Self::LEN];
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: try adding a `where` bound
   |
LL |     const ARRAY: [i32; Self::LEN] where [(); Self::LEN]:;
   |                                   ++++++++++++++++++++++

error: aborting due to 1 previous error
Add UI tests for generic const items 2023-07-09 20:10:03 -05:00			`error: unconstrained generic constant`
			`--> $DIR/evaluatable-bounds.rs:16:5`
			`\|`
			`LL \| const ARRAY: [i32; Self::LEN];`
			`\| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^`
			`\|`
Provide structured suggestion for unconstrained generic constant ``` error: unconstrained generic constant --> $DIR/const-argument-if-length.rs:18:10 \| LL \| pad: [u8; is_zst::<T>()], \| ^^^^^^^^^^^^^^^^^^^ \| help: try adding a `where` bound \| LL \| pub struct AtLeastByte<T: ?Sized> where [(); is_zst::<T>()]: { \| ++++++++++++++++++++++++++ ``` Detect when the constant expression isn't `usize` and suggest casting: ``` error: unconstrained generic constant --> f300.rs:6:10 \| 6 \| bb::<{!N}>(); \| ^^^^ -Ztrack-diagnostics: created at compiler/rustc_trait_selection/src/traits/error_reporting/type_err_ctxt_ext.rs:3539:36 \| help: try adding a `where` bound \| 5 \| fn b<const N: bool>() where [(); {!N} as usize]: { \| ++++++++++++++++++++++++++ ``` Fix #122395. 2024-03-20 19:03:59 -05:00			help: try adding a `where` bound
			`\|`
			`LL \| const ARRAY: [i32; Self::LEN] where [(); Self::LEN]:;`
			`\| ++++++++++++++++++++++`
Add UI tests for generic const items 2023-07-09 20:10:03 -05:00
Show number in error message even for one error Co-authored-by: Adrian <adrian.iosdev@gmail.com> 2023-11-21 09:44:16 -06:00			`error: aborting due to 1 previous error`
Add UI tests for generic const items 2023-07-09 20:10:03 -05:00