tree 1e847c59e6eae7c7eb247f0650838cbd2827342e
parent 49a8cd29ed54c64b3b1fd80612508262a4a7b519
author Juneyoung Lee <aqjune@gmail.com> 1618711534 +0900
committer Copybara-Service <copybara-worker@google.com> 1618720527 -0700

Update InstCombine to use undef matcher instead

This is a patch to use m_Undef() matcher instead of isa<UndefValue>().

As suggested in D100122, this update is separately committed.

GitOrigin-RevId: 1c10201d9660c1d6f43a7226ca7381bfa255105d