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Check that arguments are only moving locals or box contents in the mir verifier

-Zvalidate-mirUnstable option: MIR validationUnstable option: MIR validation

A-MIRArea: Mid-level IR (MIR) - https://blog.rust-lang.org/2016/04/19/MIR.htmlArea: Mid-level IR (MIR) - https://blog.rust-lang.org/2016/04/19/MIR.html

F-unsized_fn_params`#![feature(unsized_fn_params)]``#![feature(unsized_fn_params)]`

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.

#103362 In rust-lang/rust;

· bjorn3 opened on Oct 21, 2022

· Updated on Apr 5, 2023

Check that move arguments are disjoint in the mir verifier

-Zvalidate-mirUnstable option: MIR validationUnstable option: MIR validation

A-MIRArea: Mid-level IR (MIR) - https://blog.rust-lang.org/2016/04/19/MIR.htmlArea: Mid-level IR (MIR) - https://blog.rust-lang.org/2016/04/19/MIR.html

F-unsized_fn_params`#![feature(unsized_fn_params)]``#![feature(unsized_fn_params)]`

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.

#103363 In rust-lang/rust;

· bjorn3 opened on Oct 21, 2022

· Updated on Apr 5, 2023

ICE in unsized fn params: tried to statically allocate unsized place

A-codegenArea: Code generationArea: Code generation

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

F-unsized_fn_params`#![feature(unsized_fn_params)]``#![feature(unsized_fn_params)]`

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.

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

Status: Open.

#67981 In rust-lang/rust;

· DutchGhost opened on Jan 7, 2020

· Updated on Jun 24, 2023

unsized_fn_params allows some unsized locals

A-MIRArea: Mid-level IR (MIR) - https://blog.rust-lang.org/2016/04/19/MIR.htmlArea: Mid-level IR (MIR) - https://blog.rust-lang.org/2016/04/19/MIR.html

F-unsized_fn_params`#![feature(unsized_fn_params)]``#![feature(unsized_fn_params)]`

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

Status: Open.

#111175 In rust-lang/rust;

· RalfJung opened on May 4, 2023

· Updated on Aug 6, 2023

unsized_fn_params should not accept types that don't have a dynamically fixed size (such as extern types)

F-extern_types`#![feature(extern_types)]``#![feature(extern_types)]`

F-unsized_fn_params`#![feature(unsized_fn_params)]``#![feature(unsized_fn_params)]`

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.

#115709 In rust-lang/rust;

· RalfJung opened on Sep 9, 2023

· Updated on Dec 2, 2023

Tracking issue for RFC #1909: Unsized Rvalues (unsized_locals, unsized_fn_params)

B-RFC-approvedBlocker: Approved by a merged RFC but not yet implemented.Blocker: Approved by a merged RFC but not yet implemented.

C-tracking-issueCategory: An issue tracking the progress of sth. like the implementation of an RFCCategory: An issue tracking the progress of sth. like the implementation of an RFC

F-unsized_fn_params`#![feature(unsized_fn_params)]``#![feature(unsized_fn_params)]`

F-unsized_locals`#![feature(unsized_locals)]``#![feature(unsized_locals)]`

S-tracking-design-concernsStatus: There are blocking design concerns.Status: There are blocking design concerns.

S-tracking-needs-summaryStatus: It's hard to tell what's been done and what hasn't! Someone should do some investigation.Status: It's hard to tell what's been done and what hasn't! Someone should do some investigation.

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

Status: Open.

#48055 In rust-lang/rust;

· aturon opened on Feb 7, 2018

· Updated on Mar 12, 2024

ICE: used byval ABI for unsized layout

A-hardware-interruptsArea: Code for handling the "interrupt ABI" of various processorsArea: Code for handling the "interrupt ABI" of various processors

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

F-abi_x86_interrupt

F-unsized_fn_params`#![feature(unsized_fn_params)]``#![feature(unsized_fn_params)]`

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

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.

#124806 In rust-lang/rust;

· matthiaskrgr opened on May 6, 2024

· Updated on Nov 10, 2024