rust/tests/ui/specialization/issue-51892.stderr

error: unconstrained generic constant
  --> $DIR/issue-51892.rs:14:17
   |
LL |     type Type = [u8; std::mem::size_of::<<T as Trait>::Type>()];
   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: try adding a `where` bound
   |
LL |     type Type = [u8; std::mem::size_of::<<T as Trait>::Type>()] where [(); std::mem::size_of::<<T as Trait>::Type>()]:;
   |                                                                 ++++++++++++++++++++++++++++++++++++++++++++++++++++++

error: aborting due to 1 previous error
Add test for issue #51892 2021-04-23 22:12:21 +00:00			`error: unconstrained generic constant`
`feature(const_generics)` -> `feature(const_param_types)` 2021-08-27 16:04:57 +00:00			`--> $DIR/issue-51892.rs:14:17`
Add test for issue #51892 2021-04-23 22:12:21 +00:00			`\|`
			`LL \| type Type = [u8; std::mem::size_of::<<T as Trait>::Type>()];`
Use a more accurate span on assoc types WF checks 2021-08-06 15:46:20 +00:00			`\| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^`
Add test for issue #51892 2021-04-23 22:12:21 +00:00			`\|`
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. 2024-03-21 00:03:59 +00:00			help: try adding a `where` bound
			`\|`
			`LL \| type Type = [u8; std::mem::size_of::<<T as Trait>::Type>()] where [(); std::mem::size_of::<<T as Trait>::Type>()]:;`
			`\| ++++++++++++++++++++++++++++++++++++++++++++++++++++++`
Add test for issue #51892 2021-04-23 22:12:21 +00:00
Show number in error message even for one error Co-authored-by: Adrian <adrian.iosdev@gmail.com> 2023-11-21 15:44:16 +00:00			`error: aborting due to 1 previous error`
Add test for issue #51892 2021-04-23 22:12:21 +00:00