[PATCH] D86611: GlobalISel: Combine `op undef, x` to 0

[Jessica Paquette via Phabricator via llvm-commits]

paquette added inline comments.


================
Comment at: llvm/test/CodeGen/AArch64/GlobalISel/combine-shl.mir:4
+---
+name:            test_combine_shl_undef_x_s32
+body:             |
----------------
A testcase where the G_IMPLICIT_DEF has more than one use would be good?


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D86611/new/

https://reviews.llvm.org/D86611