[beta] backports#80417

Merged

bors merged 4 commits intorust-lang:betafrom

Mark-Simulacrum:beta-next

Dec 28, 2020

Commits on Dec 27, 2020

Revert change to evaluation order

matthewjasper
authored and
Mark-Simulacrum
committed
Don't allow `const` to begin a nonterminal

camelid
authored and
Mark-Simulacrum
committed
Make recursion limit fatal in project

matthewjasper
authored and
Mark-Simulacrum
committed
Prevent caching projections in the case of cycles

matthewjasper
authored and
Mark-Simulacrum
committed