Rollup of 7 pull requests#129254

Closed

matthiaskrgr wants to merge 16 commits intorust-lang:masterfrom

matthiaskrgr:rollup-qm30weo

Commits on Jul 23, 2024

Suggest adding Result return type for associated method in E0277.
surechen
committed

Commits on Aug 2, 2024

Move ZST ABI handling to `rustc_target`
beetrees
committed

Commits on Aug 9, 2024

doc: std::env::var: Returns None for names with '=' or NUL byte
evanj
committed

Commits on Aug 18, 2024