[PATCH] D110246: [InstSimplify][InstCombine] Fold ptrtoint(gep i8 null, x) -> x

[Roman Lebedev via Phabricator via llvm-commits]

lebedev.ri added inline comments.


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Comment at: llvm/lib/Analysis/InstructionSimplify.cpp:4682
+        // limited to cases where the result type matches the GEP index type.
+        if (GEP->getNumIndices() == 1 && GEP->getOperand(1)->getType() == Ty) {
+          // We also can't perform the fold if we need a type size multiplier.
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https://godbolt.org/z/hTbv3qqGT


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  https://reviews.llvm.org/D110246/new/

https://reviews.llvm.org/D110246