Reduce allocations in GlyphExtensions.GetFirstGlyph #76659
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Outdated suggestions cannot be applied.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.
This accounted for a small amount (0.2%) of allocations during the typing scenario of the csharpediting speedometer test.
*** relevant bit from speedometer allocation profile ***
![image](https://private-user-images.githubusercontent.com/6785178/400830386-cb51d0ae-a9e8-402a-9d8f-7fea9acab6ad.png?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.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.TzQr1Pll_8BQ0b84wGZYFAkTE07czptjfMmElu4Kw-Q)