Rollup of 6 pull requests#150467

Closed

JonathanBrouwer wants to merge 14 commits intorust-lang:mainfrom

JonathanBrouwer:rollup-gxmq1fs

Commits on Dec 3, 2025

Implement `Duration::div_duration_{floor,ceil}`
max-heller
committed

Commits on Dec 4, 2025

Optimized implementation for uN::{gather,scatter}_bits
quaternic
committed

Commits on Dec 8, 2025

use more descriptive variable names
quaternic
committed

Commits on Dec 16, 2025

std: sys: fs: uefi: Implement readdir
Ayush1325
committed

Commits on Dec 26, 2025

Fix ICE by rejecting const blocks in patterns during AST lowering
Shinonn23
committed

Commits on Dec 27, 2025

Commits on Dec 28, 2025