Rollup of 6 pull requests#151315

Closed

JonathanBrouwer wants to merge 15 commits intorust-lang:mainfrom

JonathanBrouwer:rollup-pZARCHv

Commits on Jan 7, 2026

Commits on Jan 12, 2026

Added mGCA tests that were resolved
reddevilmidzy
committed

Commits on Jan 13, 2026

Add crashes mGCA tests
reddevilmidzy
committed

Commits on Jan 17, 2026

Commits on Jan 18, 2026