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add test for ice #119275 "no entry found for key" in predicates_of.rs

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fixes #119275
This commit is contained in:
Matthias Krüger 2024-03-22 08:44:01 +01:00
parent b0e10083f3
commit bd2d70dd0a
2 changed files with 64 additions and 0 deletions
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18
tests/ui/const-generics/generic_const_exprs/ice-predicates-of-no-entry-found-for-key-119275.rs Normal file
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@ -0,0 +1,18 @@
// test for ICE #119275 "no entry found for key" in predicates_of.rs
#![feature(generic_const_exprs)]
#![allow(incomplete_features)]
fn bug<const N: Nat>(&self)
//~^ ERROR `self` parameter is only allowed in associated functions
//~^^ ERROR cannot find type `Nat` in this scope
where
for<const N: usize = 3, T = u32> [(); COT::BYTES]:,
//~^ ERROR only lifetime parameters can be used in this context
//~^^ ERROR defaults for generic parameters are not allowed in `for<...>` binders
//~^^^ ERROR defaults for generic parameters are not allowed in `for<...>` binders
//~^^^^ ERROR failed to resolve: use of undeclared type `COT`
{
}
pub fn main() {}

46
tests/ui/const-generics/generic_const_exprs/ice-predicates-of-no-entry-found-for-key-119275.stderr Normal file
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error: `self` parameter is only allowed in associated functions
--> $DIR/ice-predicates-of-no-entry-found-for-key-119275.rs:6:22
|
LL | fn bug<const N: Nat>(&self)
| ^^^^^ not semantically valid as function parameter
|
= note: associated functions are those in `impl` or `trait` definitions
error[E0412]: cannot find type `Nat` in this scope
--> $DIR/ice-predicates-of-no-entry-found-for-key-119275.rs:6:17
|
LL | fn bug<const N: Nat>(&self)
| ^^^ not found in this scope
error[E0658]: only lifetime parameters can be used in this context
--> $DIR/ice-predicates-of-no-entry-found-for-key-119275.rs:10:15
|
LL | for<const N: usize = 3, T = u32> [(); COT::BYTES]:,
| ^ ^
|
= note: see issue #108185 <https://github.com/rust-lang/rust/issues/108185> for more information
= help: add `#![feature(non_lifetime_binders)]` to the crate attributes to enable
= note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date
error: defaults for generic parameters are not allowed in `for<...>` binders
--> $DIR/ice-predicates-of-no-entry-found-for-key-119275.rs:10:9
|
LL | for<const N: usize = 3, T = u32> [(); COT::BYTES]:,
| ^^^^^^^^^^^^^^^^^^
error: defaults for generic parameters are not allowed in `for<...>` binders
--> $DIR/ice-predicates-of-no-entry-found-for-key-119275.rs:10:29
|
LL | for<const N: usize = 3, T = u32> [(); COT::BYTES]:,
| ^^^^^^^
error[E0433]: failed to resolve: use of undeclared type `COT`
--> $DIR/ice-predicates-of-no-entry-found-for-key-119275.rs:10:43
|
LL | for<const N: usize = 3, T = u32> [(); COT::BYTES]:,
| ^^^ use of undeclared type `COT`
error: aborting due to 6 previous errors
Some errors have detailed explanations: E0412, E0433, E0658.
For more information about an error, try `rustc --explain E0412`.