Fix #7067: type avoidance should handle both ThisType and TypeRef #7658
Conversation
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
The test example shows that we could arrive at a type like
`A { type T = B }`, where `B` is the type to avoid. Previously,
we only handle `ThisType(B)`, in this case we have `TypeRef(B)`.
The latter leads to loops in type avoidence.
|
test performance please |
|
performance test scheduled: 1 job(s) in queue, 0 running. |
|
Performance test finished successfully: Visit http://dotty-bench.epfl.ch/7658/ to see the changes. Benchmarks is based on merging with master (65a404f) |
odersky
approved these changes
Dec 2, 2019
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Fix #7067: type avoidance should handle both ThisType and TypeRef
The test example shows that we could arrive at a type like
A { type T = B }, whereB <: AandBis the type to avoid. Previously,we only handle
ThisType(B), in this case we haveTypeRef(B).The latter leads to loops in type avoidence.