Rollup of 9 pull requests#59244

Closed

Centril wants to merge 31 commits intorust-lang:masterfrom

Commits on Mar 9, 2019

Commits on Mar 11, 2019

Be more discerning on when to attempt suggesting a comma in a macro invocation
estebank
committed

Commits on Mar 13, 2019

Fix operator precedence
estebank
committed
middle: replace NodeId with HirId in AccessLevels
ljedrz
committed
test that wildcard type `_` is not duplicated by `type Foo<X> = (X, X);` and potentially instantiated at different types.
pnkfelix
committed

Commits on Mar 16, 2019