Rollup of 7 pull requests - #69172

Merged

bors merged 19 commits into

rust-lang:masterfrom

JohnTitor:rollup-6cbmwcw

Feb 15, 2020

Commits on Jan 23, 2020

Use a `ParamEnvAnd<Predicate>` for caching in `ObligationForest`
Aaron1011
committed
90afc07

Commits on Feb 5, 2020

Commits on Feb 9, 2020

Correct inference of primitive operand type behind binary operation
varkor
committed
3806056
Add more tests
varkor
committed
0276d7a

Commits on Feb 11, 2020

simplify_try: address some of eddyb's comments
Centril
committed
ebbaf46

Commits on Feb 13, 2020

fix extra subslice lowering
Centril
committed
f5bd964
Avoid `base_parser`, it's not needed.
nnethercote
committed
dbd8220
Fix a typo in a variable name.
nnethercote
committed
88b0912

Commits on Feb 14, 2020