Rollup of 3 pull requests#151921

Closed

JonathanBrouwer wants to merge 7 commits intorust-lang:mainfrom

JonathanBrouwer:rollup-3o3k0K4

Commits on Jan 14, 2026

Add test for feature-gating `mut ref` patterns in struct field shorthand.
zachs18
committed
Feature-gate `mut ref` patterns in struct field shorthand.
zachs18
committed

Commits on Jan 30, 2026

Skip unused_allocation lint when method takes &Box<Self>
chenyukang
committed