[PATCH] D70564: [GlobalISel] LegalizationArtifactCombiner: Fix a bug in tryCombineMerges

[Aditya Nandakumar via Phabricator via llvm-commits]

aditya_nandakumar added inline comments.


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Comment at: llvm/include/llvm/CodeGen/GlobalISel/LegalizationArtifactCombiner.h:277
+    if (llvm::canReplaceReg(DstReg, SrcReg, MRI))
+      MRI.replaceRegWith(DstReg, SrcReg);
+    else
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We should probably be notifying the observer here...


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  https://reviews.llvm.org/D70564/new/

https://reviews.llvm.org/D70564