[PATCH] D39906: [InstCombine] reassociate loop invariant GEP chains to enable LICM

[Eli Friedman via Phabricator via llvm-commits]

efriedma added inline comments.


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Comment at: llvm/lib/Transforms/InstCombine/InstructionCombining.cpp:1683
+          Src->setOperand(1, GO1);
+          GEP.setOperand(1, SO1);
+          return &GEP;
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I think you need to check `Src->hasOneUse()`?


https://reviews.llvm.org/D39906