Esteban Küber
6b24fdf811
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
Esteban Küber
a9841936fe
Deduplicate more sized errors on call exprs
...
Change the implicit `Sized` `Obligation` `Span` for call expressions to
include the whole expression. This aids the existing deduplication
machinery to reduce the number of errors caused by a single unsized
expression.
2024-01-24 02:53:15 +00:00
Nilstrieb
41e8d152dc
Show number in error message even for one error
...
Co-authored-by: Adrian <adrian.iosdev@gmail.com>
2023-11-24 19:15:52 +01:00
Michael Goulet
a58682d7cc
Specify what 'this' actually is
2023-02-21 05:21:07 +00:00
Albert Larsan
cf2dff2b1e
Move /src/test to /tests
2023-01-11 09:32:08 +00:00
