Top rust issues

mem::transmute on types of different size (but the type size is known)

C-enhancement T-compiler

Parallelize rustc via multi-process approach

A-concurrency C-enhancement I-compilemem I-compiletime T-compiler

ICE: Region parameter out of range when substituting in region

C-bug F-generic_associated_types I-ICE P-high T-compiler regression-from-stable-to-stable

Slower binary, slower compiler, bigger binary since some days

I-slow T-compiler regression-from-stable-to-beta regression-from-stable-to-nightly

Allow CStr and CString types to be used with no_std

A-ffi C-feature-request T-libs

Unreachable code warning for std::unreachable!

A-lint C-enhancement

Can no longer build on Windows due to paths being too long

A-rustbuild C-bug O-windows T-infra

Tracking issue for `slice::from_ref` and `slice::from_ref_mut`

B-unstable C-tracking-issue T-libs final-comment-period

ThinLTO + O2 build time regression in rust-doom

A-codegen

AsRef/Borrow/BorrowMut need better documentation

C-enhancement E-hard P-medium T-doc