Rollup of 5 pull requests#152321

Merged

rust-bors[bot] merged 10 commits intorust-lang:mainfrom

Zalathar:rollup-ezxwhfJ

Feb 8, 2026

Commits on Jan 2, 2026

Support long diff conflict markers
estebank
committed

Commits on Jan 19, 2026

Document `-Zcache-proc-macros`
Kobzol
committed

Commits on Jan 31, 2026

Remove some unnecessary `try`-related type annotations
scottmcm
committed

Commits on Feb 3, 2026

Suppress unused_mut lint if mutation fails due to borrowck error
eggyal
committed
Weaken `assert_dep_node_not_yet_allocated_in_current_session` for multiple threads
Zoxc
committed