Work around a resolve bug in const prop - #67631

Merged

bors merged 4 commits into

rust-lang:masterfrom

oli-obk:polymorphic_promotion

Dec 30, 2019

Commits on Dec 27, 2019

Fix `Instance::resolve()` incorrectly returning specialized instances
wesleywiser
committed
25a8b5d
Work around a resolve bug in const prop
oli-obk
committed
3eb0585
Prevent polymorphic const prop on assignments
oli-obk
committed
b3abebd

Commits on Dec 28, 2019

Ensure that we don't cause *new* hard errors if we suddenly can evaluate more constants during const prop
oli-obk
committed
5fd8abd