[PATCH] D34069: [DAGCombiner] Fix PR33368 (vector extend/truncate optimization)

[Wolfgang Pieb via Phabricator via llvm-commits]

wolfgangp added a comment.

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The test is now a .ll test, do you think this is sufficient? It's relatively tricky to isolate the condition under which this occurs. The original test case was a randomized test.


https://reviews.llvm.org/D34069