enable parallel rustc front end in nightly builds#117435

Merged

bors merged 4 commits intorust-lang:masterfrom SparrowLii:nightly_parallel

Nov 6, 2023

+41-13

Commits on Oct 31, 2023

Commits on Nov 6, 2023

use portable AtomicU64 for powerPC and MIPS
SparrowLii
committed