Rollup of 8 pull requests#59271

Closed

sanxiyn wants to merge 32 commits into

rust-lang:masterfrom

Commits on Mar 7, 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
test that wildcard type `_` is not duplicated by `type Foo<X> = (X, X);` and potentially instantiated at different types.
pnkfelix
committed

Commits on Mar 17, 2019

Commits on Mar 18, 2019