[PATCH] D51737: DAG: Combine extract_vector_elt of concat_vectors

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added a comment.

In https://reviews.llvm.org/D51737#1226081, @RKSimon wrote:

> Handling INSERT_SUBVECTOR might make sense as well?


Probably. I think that's a separate patch, since now both indexes need to be considered. I think this only works if the indexes match


https://reviews.llvm.org/D51737