Rollup of 7 pull requests#61178

Closed

Centril wants to merge 18 commits intorust-lang:masterfrom

Centril:rollup-fis8hkk

Commits on May 23, 2019

Ship profiler with windows-gnu
mati865
committed

Commits on May 24, 2019

Don't arena-allocate static symbols.
nnethercote
committed

Commits on May 25, 2019