Rollup of 9 pull requests#155309

Closed

JonathanBrouwer wants to merge 21 commits intorust-lang:mainfrom

JonathanBrouwer:rollup-jdUZekM

Commits on Apr 3, 2026

Clarify ascii whitespace exclusion of vertical tab in the doc
krtab
committed

Commits on Apr 5, 2026

add `const_param_ty_unchecked` gate
zedddie
committed

Commits on Apr 6, 2026

gate tuple const params behind adt_const_params
zedddie
committed

Commits on Apr 11, 2026

A couple small comment cleanups, and update tests.
jackh726
committed

Commits on Apr 13, 2026

Commits on Apr 14, 2026