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compiler-errors opened this issue May 6, 2025 · 1 comment · Fixed by rust-lang/rust#140707
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enumoid regression: not structurally normalizing type in hir typeck pattern checking #200

compiler-errors opened this issue May 6, 2025 · 1 comment · Fixed by rust-lang/rust#140707
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from-crater A regression found via a crater run, not part of our test suite

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https://crater-reports.s3.amazonaws.com/pr-133502-11/try%2328f13ad7c79d80decb5a3d54595a8b4105f397a3/reg/enumoid-0.4.0/log.txt

minimal:

trait Foo {
    type Bar;
}

impl Foo for () {
    type Bar = i32;
}

fn main() {
    const X: <() as Foo>::Bar = 0;

    match 0 {
        X..=X => {}
        _ => {}
    }
}
@compiler-errors compiler-errors self-assigned this May 6, 2025
@compiler-errors compiler-errors mentioned this issue May 6, 2025
Merged
@lcnr lcnr added the from-crater A regression found via a crater run, not part of our test suite label May 6, 2025
@lcnr lcnr moved this from unknown to in progress in -Znext-solver=globally May 6, 2025
matthiaskrgr added a commit to matthiaskrgr/rust that referenced this issue May 8, 2025
@matthiaskrgr
Rollup merge of rust-lang#140707 - compiler-errors:range-pat-struct-n…
f7168af 
…orm, r=lcnr

Structurally normalize in range pattern checking in HIR typeck

Fixes rust-lang/trait-system-refactor-initiative#200

r? lcnr
matthiaskrgr added a commit to matthiaskrgr/rust that referenced this issue May 8, 2025
@matthiaskrgr
Rollup merge of rust-lang#140707 - compiler-errors:range-pat-struct-n…
db6869b 
…orm, r=lcnr

Structurally normalize in range pattern checking in HIR typeck

Fixes rust-lang/trait-system-refactor-initiative#200

r? lcnr
rust-timer added a commit to rust-lang-ci/rust that referenced this issue May 9, 2025
@rust-timer
Unrolled build for rust-lang#140707
2b30699 
Rollup merge of rust-lang#140707 - compiler-errors:range-pat-struct-norm, r=lcnr

Structurally normalize in range pattern checking in HIR typeck

Fixes rust-lang/trait-system-refactor-initiative#200

r? lcnr
@lcnr
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lcnr commented May 9, 2025

fixed by rust-lang/rust#140707

@lcnr lcnr moved this from in progress to done in -Znext-solver=globally May 9, 2025
@lcnr lcnr closed this as completed by moving to done in -Znext-solver=globally May 9, 2025
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from-crater A regression found via a crater run, not part of our test suite
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Structurally normalize in range pattern checking in HIR typeck compiler-errors/rust
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