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ICE with unknown variable in closure and impl trait in type alias #82139
Labels
A-associated-items
Area: Associated items (types, constants & functions)
C-bug
Category: This is a bug.
F-type_alias_impl_trait
`#[feature(type_alias_impl_trait)]`
glacier
ICE tracked in rust-lang/glacier.
I-ICE
Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️
P-low
Low priority
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
Comments
The bug is also present in stable rust:
|
Bisected with
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fanninpm
added a commit
to fanninpm/glacier
that referenced
this issue
Feb 16, 2021
Issue: rust-lang/rust#82139
Assigning |
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Labels
A-associated-items
Area: Associated items (types, constants & functions)
C-bug
Category: This is a bug.
F-type_alias_impl_trait
`#[feature(type_alias_impl_trait)]`
glacier
ICE tracked in rust-lang/glacier.
I-ICE
Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️
P-low
Low priority
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
The code below produces an internal compiler error on the current nightly. The bug was already present on a ~2 weeks old nightly.
Note that while this ICE was found while writing code using
#![feature(type_alias_impl_trait)]
, it also manifests itself when the unstable feature is turned off.Code
Meta
rustc --version --verbose
:Error output
Backtrace
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