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ICE: <code>invalid pointer unsizing &amp;i32 -&gt; i32</code>

C-bugCategory: This is a bug.Category: This is a bug.

F-coerce_unsizedThe `CoerceUnsized` traitThe `CoerceUnsized` trait

I-ICEIssue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️

S-bug-has-testStatus: This bug is tracked inside the repo by a `known-bug` test.Status: This bug is tracked inside the repo by a `known-bug` test.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#138265 In rust-lang/rust;

· matthiaskrgr opened on Mar 9, 2025

ICE: <code>assertion failed: self.let_source != LetSource::None</code>

C-bugCategory: This is a bug.Category: This is a bug.

F-coerce_unsizedThe `CoerceUnsized` traitThe `CoerceUnsized` trait

I-ICEIssue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️

S-bug-has-testStatus: This bug is tracked inside the repo by a `known-bug` test.Status: This bug is tracked inside the repo by a `known-bug` test.

S-has-mcveStatus: A Minimal Complete and Verifiable Example has been found for this issueStatus: A Minimal Complete and Verifiable Example has been found for this issue

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#134217 In rust-lang/rust;

· matthiaskrgr opened on Dec 12, 2024

ICE: <code>invalid pointer unsizing</code> &amp;str -&gt; str

C-bugCategory: This is a bug.Category: This is a bug.

F-coerce_unsizedThe `CoerceUnsized` traitThe `CoerceUnsized` trait

I-ICEIssue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️

S-bug-has-testStatus: This bug is tracked inside the repo by a `known-bug` test.Status: This bug is tracked inside the repo by a `known-bug` test.

S-has-mcveStatus: A Minimal Complete and Verifiable Example has been found for this issueStatus: A Minimal Complete and Verifiable Example has been found for this issue

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#131048 In rust-lang/rust;

· Naserume opened on Sep 30, 2024

ICE: <code>assertion left == right failed</code> in <code>rustc_const_eval/src/interpret/cast.rs unsize_into</code>

C-bugCategory: This is a bug.Category: This is a bug.

F-coerce_unsizedThe `CoerceUnsized` traitThe `CoerceUnsized` trait

I-ICEIssue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️

S-bug-has-testStatus: This bug is tracked inside the repo by a `known-bug` test.Status: This bug is tracked inside the repo by a `known-bug` test.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#126982 In rust-lang/rust;

· cushionbadak opened on Jun 26, 2024

ICE: <code>unsize_into: invalid conversion</code> in <code>rustc_const_eval/src/interpret/cast.rs</code>

C-bugCategory: This is a bug.Category: This is a bug.

F-coerce_unsizedThe `CoerceUnsized` traitThe `CoerceUnsized` trait

I-ICEIssue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️

S-bug-has-testStatus: This bug is tracked inside the repo by a `known-bug` test.Status: This bug is tracked inside the repo by a `known-bug` test.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#126269 In rust-lang/rust;

· cushionbadak opened on Jun 11, 2024

<code>Pin</code> is unsound due to transitive effects of <code>CoerceUnsized</code>

C-bugCategory: This is a bug.Category: This is a bug.

E-needs-mcveCall for participation: This issue has a repro, but needs a Minimal Complete and Verifiable ExampleCall for participation: This issue has a repro, but needs a Minimal Complete and Verifiable Example

F-coerce_unsizedThe `CoerceUnsized` traitThe `CoerceUnsized` trait

I-unsoundIssue: A soundness hole (worst kind of bug), see: https://en.wikipedia.org/wiki/SoundnessIssue: A soundness hole (worst kind of bug), see: https://en.wikipedia.org/wiki/Soundness

P-mediumMedium priorityMedium priority

requires-nightlyThis issue requires a nightly compiler in some way.This issue requires a nightly compiler in some way.

T-langRelevant to the language teamRelevant to the language team

Status: Open.

#68015 In rust-lang/rust;

· nikomatsakis opened on Jan 8, 2020