parse: recover `mut (x @ y)` as `(mut x @ mut y)`.#69236

Merged

bors merged 1 commit intorust-lang:masterfrom Centril:mut-parens-at-recovery

Feb 19, 2020

+34-27

Commits on Feb 17, 2020

parse: recover mut (x @ y) as (mut x @ mut y).
Centril
committed