Don't store locals that have been moved from in generators#61922

Merged

bors merged 7 commits intorust-lang:masterfrom tmandry:moar-generator-optimization

Jul 2, 2019

+444-43

Commits on Jun 26, 2019

Commits on Jun 28, 2019

Commits on Jun 29, 2019

Use RequiresStorage to determine which locals can overlap
tmandry
committed

Commits on Jul 1, 2019

Clean up extra lifetime, add assertions
tmandry
committed