Implement conversion traits for usize/isize together with a portability lint#37423

Closed

petrochenkov wants to merge 3 commits intorust-lang:masterfrom

petrochenkov:into

Commits on Oct 27, 2016

Implement conditionally supported conversions from and to usize/isize
petrochenkov
committed
Add lint reporting from/into conversions not portable between 64-bit and 32-bit platforms
petrochenkov
committed
Implement portability lints for 16 and 128 bits
petrochenkov
committed