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Issues list

Tracking issue for removing unnecessary ty::Const::{normalize,eval} calls from the type system A-const-generics Area: const generics (parameters and arguments) T-types Relevant to the types team, which will review and decide on the PR/issue.
#130704 opened Sep 22, 2024 by compiler-errors
5 of 7 tasks
@compiler-errors
6
Trait associated constants can have defaults while types cant A-const-generics Area: const generics (parameters and arguments) F-min_generic_const_args `#![feature(min_generic_const_args)]` (not yet implemented) T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#130288 opened Sep 12, 2024 by BoxyUwU
Next-gen Trait Solver does not implement Generic Const Expressions A-const-generics Area: const generics (parameters and arguments) C-bug Category: This is a bug. F-generic_const_exprs `#![feature(generic_const_exprs)]` requires-incomplete-features This issue requires the use of incomplete features. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-types Relevant to the types team, which will review and decide on the PR/issue. WG-trait-system-refactor The Rustc Trait System Refactor Initiative (-Znext-solver)
#129766 opened Aug 29, 2024 by GamingLiamStudios
6
ICE: None in compiler/rustc_middle/src/ty/sty.rs A-const-generics Area: const generics (parameters and arguments) C-bug Category: This is a bug. I-ICE Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️ S-bug-has-test Status: This bug is tracked inside the repo by a `known-bug` test. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#129209 opened Aug 17, 2024 by matthiaskrgr
2
rustdoc: Weird display of <ToBytes for Simd<_, _>>::Bytes associated type A-const-generics Area: const generics (parameters and arguments) A-cross-crate-reexports Area: Documentation that has been re-exported from a different crate C-bug Category: This is a bug. T-rustdoc Relevant to the rustdoc team, which will review and decide on the PR/issue.
#129165 opened Aug 16, 2024 by GoldsteinE
rustdoc prints the names of private consts when used as const generic parameter defaults A-const-eval Area: Constant evaluation (MIR interpretation) A-const-generics Area: const generics (parameters and arguments) A-visibility Area: Visibility / privacy C-bug Category: This is a bug. T-rustdoc Relevant to the rustdoc team, which will review and decide on the PR/issue.
#129035 opened Aug 13, 2024 by kpreid
Tracking Issue for unsized const parameter types: feature(unsized_const_params) A-const-generics Area: const generics (parameters and arguments) C-tracking-issue Category: A tracking issue for an RFC or an unstable feature. F-unsized_const_params `#![feature(unsized_const_params)]` T-lang Relevant to the language team, which will review and decide on the PR/issue.
#128028 opened Jul 21, 2024 by BoxyUwU
5 tasks
Unconstrained lifetimes in impl headers are usable in assoc consts A-const-generics Area: const generics (parameters and arguments) T-types Relevant to the types team, which will review and decide on the PR/issue.
#127927 opened Jul 18, 2024 by BoxyUwU
@BoxyUwU
rustdoc leaks ident macro meta-variables in non-literal const exprs in assoc tys & impl trait refs (excl. self ty) A-const-generics Area: const generics (parameters and arguments) A-macros Area: All kinds of macros (custom derive, macro_rules!, proc macros, ..) C-bug Category: This is a bug. T-rustdoc Relevant to the rustdoc team, which will review and decide on the PR/issue.
#127429 opened Jul 6, 2024 by maia-s
rustc hangs / infinite loop on small example with generic_const_exprs and specialization A-const-generics Area: const generics (parameters and arguments) C-bug Category: This is a bug. F-generic_const_exprs `#![feature(generic_const_exprs)]` I-hang Issue: The compiler never terminates, due to infinite loops, deadlock, livelock, etc. P-low Low priority
#126609 opened Jun 17, 2024 by anderspapitto
1
Combining generic_const_exprs with macros gives incorrect error suggestions (referencing source code) A-const-generics Area: const generics (parameters and arguments) A-diagnostics Area: Messages for errors, warnings, and lints C-bug Category: This is a bug. F-generic_const_exprs `#![feature(generic_const_exprs)]` T-types Relevant to the types team, which will review and decide on the PR/issue.
#125905 opened Jun 3, 2024 by camelid
#![feature(generic_const_exprs)] does not compile stable code related to lifetimes A-const-generics Area: const generics (parameters and arguments) C-bug Category: This is a bug. F-generic_const_exprs `#![feature(generic_const_exprs)]` S-has-mcve Status: A Minimal Complete and Verifiable Example has been found for this issue T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#124531 opened Apr 29, 2024 by FeanorTheElf
1
ICE: thir: LocalTableInContext: key not found A-const-generics Area: const generics (parameters and arguments) C-bug Category: This is a bug. I-ICE Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️ S-bug-has-test Status: This bug is tracked inside the repo by a `known-bug` test. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#123077 opened Mar 26, 2024 by matthiaskrgr
1
4
What are the guarantees around which constants (and callees) in a function get monomorphized? A-const-generics Area: const generics (parameters and arguments) C-discussion Category: Discussion or questions that doesn't represent real issues. I-lang-nominated Nominated for discussion during a lang team meeting. T-lang Relevant to the language team, which will review and decide on the PR/issue.
#122301 opened Mar 10, 2024 by the8472
16
rustdoc: generic constant expressions not displayed (and where clauses using said gces) A-const-generics Area: const generics (parameters and arguments) C-bug Category: This is a bug. F-generic_const_exprs `#![feature(generic_const_exprs)]` T-rustdoc Relevant to the rustdoc team, which will review and decide on the PR/issue.
#120994 opened Feb 12, 2024 by bend-n
@fmease
8
Overflow evaluating the requirement when adding const generic bound A-const-generics Area: const generics (parameters and arguments) C-bug Category: This is a bug. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#119690 opened Jan 7, 2024 by Tehforsch
ICE with generic_const_exprs: expected bits of usize, got (Sub: 2_usize, 1_usize): usize A-const-generics Area: const generics (parameters and arguments) C-bug Category: This is a bug. E-needs-test Call for participation: An issue has been fixed and does not reproduce, but no test has been added. F-generic_const_exprs `#![feature(generic_const_exprs)]` I-ICE Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️ requires-incomplete-features This issue requires the use of incomplete features. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#116637 opened Oct 11, 2023 by 13ros27
3
std::mem::transmute doesn't compile even though both types are guaranteed to have the same size. A-const-generics Area: const generics (parameters and arguments) C-bug Category: This is a bug. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-types Relevant to the types team, which will review and decide on the PR/issue.
#116585 opened Oct 9, 2023 by koenichiwa
7
generic_const_exprs can break inline const blocks A-const-generics Area: const generics (parameters and arguments) C-bug Category: This is a bug. F-generic_const_exprs `#![feature(generic_const_exprs)]` F-inline_const Inline constants (aka: const blocks, const expressions, anonymous constants) T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#116320 opened Oct 1, 2023 by calebzulawski
1
Debug info for const generics is hashes rather than something nice A-const-generics Area: const generics (parameters and arguments) F-adt_const_params `#![feature(adt_const_params)]` F-const_generics `#![feature(const_generics)]` T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-types Relevant to the types team, which will review and decide on the PR/issue.
#115786 opened Sep 12, 2023 by RalfJung
6
generic_const_exprs and generics inferring lead to false impls resolving across files A-const-generics Area: const generics (parameters and arguments) C-bug Category: This is a bug. F-generic_const_exprs `#![feature(generic_const_exprs)]` T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#114406 opened Aug 3, 2023 by bczhc
Namespacing inconsistency with type and const parameters A-const-generics Area: const generics (parameters and arguments) A-resolve Area: Name resolution C-bug Category: This is a bug. T-lang Relevant to the language team, which will review and decide on the PR/issue.
#113090 opened Jun 27, 2023 by mversic
1
Type inference fails with adt_const_params and const_generic_exprs for associated types A-const-generics Area: const generics (parameters and arguments) C-bug Category: This is a bug. F-adt_const_params `#![feature(adt_const_params)]` F-generic_const_exprs `#![feature(generic_const_exprs)]`
#112248 opened Jun 3, 2023 by Tehforsch
wide pointer/borrow equality for unsized_const_params A-const-generics Area: const generics (parameters and arguments) F-unsized_const_params `#![feature(unsized_const_params)]` T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-types Relevant to the types team, which will review and decide on the PR/issue.
#112218 opened Jun 2, 2023 by BoxyUwU
generic_arg_infer impl is prone to bugs in hir visitors A-const-generics Area: const generics (parameters and arguments) F-generic_arg_infer Using `_` as a const argument: #![feature(generic_arg_infer)]` T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#112110 opened May 30, 2023 by BoxyUwU
1
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