Rollup of 4 pull requests#41156

Merged

bors merged 10 commits into

rust-lang:masterfrom

Apr 8, 2017

Commits on Apr 7, 2017

document some existing unstable features
Jorge Aparicio
committed
change the format of the linked issue number
Jorge Aparicio
committed
Optimize AtomicBool::fetch_nand
Stjepan Glavina
committed
Replace compare_exchange with swap
Stjepan Glavina
committed
pub(restricted) didn't make it into 1.17
est31
committed