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ICE: relating different kinds: ?2t '?2
#127745
Labels
C-bug
Category: This is a bug.
I-ICE
Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
Comments
Naserume
added
C-bug
Category: This is a bug.
I-ICE
Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
labels
Jul 15, 2024
rustbot
added
needs-triage
This issue may need triage. Remove it if it has been sufficiently triaged.
F-unboxed_closures
`#![feature(unboxed_closures)]`
labels
Jul 15, 2024
Regression in nightly-2024-03-22 |
Minimized: trait EmptyTrait<'a> {
type Associated;
}
type Bogus = <i64 as EmptyTrait<'static>>::Associated;
trait Subtrait: Supertrait<i32> {
fn do_thing(self);
}
trait Supertrait<T> {}
struct Foo;
impl Subtrait for Foo {
fn do_thing(self) {}
}
impl Supertrait<Bogus> for Foo {}
fn what() {
Foo.do_thing();
} Error output
@rustbot labels -F-unboxed_closures |
duplicate of #126416 ? |
@Naserume it would be nice if you could check the bugtracker before posting something, as right now about 30-50% of your bugreports are just re-reports of ices we already know about it seems 🙃 |
matthiaskrgr
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to matthiaskrgr/rust
that referenced
this issue
Jul 15, 2024
Make sure trait def ids match before zipping args in `note_function_argument_obligation` Fixes rust-lang#126416 Fixes rust-lang#127745 Didn't add both tests b/c I felt like it was unnecessary.
saethlin
removed
the
needs-triage
This issue may need triage. Remove it if it has been sufficiently triaged.
label
Jul 16, 2024
tgross35
added a commit
to tgross35/rust
that referenced
this issue
Jul 16, 2024
Make sure trait def ids match before zipping args in `note_function_argument_obligation` Fixes rust-lang#126416 Fixes rust-lang#127745 Didn't add both tests b/c I felt like it was unnecessary.
rust-timer
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to rust-lang-ci/rust
that referenced
this issue
Jul 16, 2024
Rollup merge of rust-lang#127780 - compiler-errors:zip-args, r=jieyouxu Make sure trait def ids match before zipping args in `note_function_argument_obligation` Fixes rust-lang#126416 Fixes rust-lang#127745 Didn't add both tests b/c I felt like it was unnecessary.
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Labels
C-bug
Category: This is a bug.
I-ICE
Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
Code
Meta
rustc --version --verbose
:Error output
Backtrace
Note
ICE location
rust/compiler/rustc_infer/src/infer/at.rs
Lines 383 to 420 in fcaa6fd
@rustbot label +F-unboxed_closures
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