[Reducer] Speed up OperationPruner #5311
Merged
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Outdated suggestions cannot be applied.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.
No unit test because it's only a performance optimization and the result should stay the same when performed until convergence.
Reduces the original file of #5307 with size 23672972 to size 2208 in 33 sec when only including the operation-pruner and cse patterns. Didn't measure time without this PR, because I didn't want to let it run for hours 😄