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inrust-lang/rust (press backspace or delete to remove)!-- Thank you for filing a bug report! 🐛 Please provide a short summary of the bug, along with any information you feel relevant to replicating the bug.
I tried this code:
std::thread::spawn(move || ...
C-bug
needs-triage
chengshuyi
- Opened 20 minutes ago
- #142820
A developer reported that --emit mir wasn t creating a .mir file next to their source file:
$ rustc foobar.rs --emit mir -Cdebuginfo=2 -Csymbol-mangling-version -optimize -Ccodegen-units=1
$ ls
foobar.rs ...
A-CLI
A-diagnostics
T-compiler
wesleywiser
- Opened 11 hours ago
- #142812
Code
trait Pair {
type Left;
type Right;
fn cons(left: Self::Left, right: Self::Right) - Self;
fn split(self) - (Self::Left, Self::Right);
}
impl A, B Pair for (A, B) {
type ...
A-diagnostics
A-suggestion-diagnostics
A-trait-system
D-invalid-suggestion
T-compiler
lolbinarycat
- Opened 15 hours ago
- #142803
Code
struct SomeStruct {
some_field: u64,
}
trait SomeTrait {
type SomeType;
fn foo();
}
impl SomeTrait for bool {
type SomeType = SomeStruct;
fn foo() {
let ss = Self::SomeType; ...
A-associated-items
A-diagnostics
D-incorrect
D-papercut
T-compiler
tjhance
- 1
- Opened 16 hours ago
- #142797
!-- Thank you for filing a bug report! 🐛 Please provide a short summary of the bug, along with any information you feel relevant to replicating the bug.
I tried this code:
#![feature(autodiff)]
use std::autodiff::autodiff_reverse; ...
C-bug
E-easy
F-autodiff
ZuseZ4
- Opened 16 hours ago
- #142796
reproduction steps
1. open standard library docs
2. search u32 - Option char or char::from_u32
expected outcome
deprecated std::char::from_u32 shows after all the associated methods of char.
actual ...
A-rustdoc-search
C-enhancement
T-rustdoc-frontend
- Opened 17 hours ago
- #142793
Code
fn test() {
takes_two_args(|s| {
s.to_string();
});
}
fn takes_two_args(thing: u32, f: impl Fn( str)) {
todo!();
}
Current output
error[E0282]: type annotations needed
-- ...
A-diagnostics
T-compiler
camsteffen
- Opened 17 hours ago
- #142790
!-- [31mICE[0m: Rustc ./a.rs thread rustc panicked at /rustc-dev/3b97f1308ff72016a4aaa93fbe6d09d4d6427815/compiler/rustc_hir/src/hir.rs:1305:18: can t get the span of an arbitrary parsed attribute: ...
A-attributes
C-bug
I-ICE
needs-triage
T-compiler
matthiaskrgr
- 6
- Opened 20 hours ago
- #142783
For traits like Iterator or Future, it s essential to know what is their associated type. However, lists of trait
implementations can be folded into a summary, and the summary hides the associated type. ...
A-rustdoc-ui
C-feature-request
T-rustdoc-frontend
kornelski
- Opened 21 hours ago
- #142782
No idea how it came into existence, but people in rust discord said it s better to submit the bug. The code can be found
here, but I only stumbled on it once so it is not reproducible at least for me. ...
-Zshare-generics
A-cranelift
A-incr-comp
A-query-system
C-bug
I-ICE
requires-nightly
S-needs-repro
T-compiler
olekspickle
- Opened 23 hours ago
- #142778
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