[PATCH] D83849: [TableGen] Reserve space in a vector to reduce the number of mallocs.

[Wenlei He via Phabricator via llvm-commits]

wenlei added a comment.

> Reserve space in a vector to reduce the number of mallocs. The size of VTList is usually 1, but often 6 or 7.

It seems to me that `SmallVector` fits the need better than `std::vector` here?

Also curious how did you discover this?


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  https://reviews.llvm.org/D83849/new/

https://reviews.llvm.org/D83849