Rollup of 6 pull requests#151472

Closed

JonathanBrouwer wants to merge 18 commits intorust-lang:mainfrom

JonathanBrouwer:rollup-aqrSgzm

Commits on Jan 12, 2026

std: use `ByteStr`'s `Display` for `OsStr`
joboet
committed

Commits on Jan 14, 2026

Commits on Jan 15, 2026

Add GCC to build-manifest
Kobzol
committed

Commits on Jan 21, 2026