[PATCH] D96663: [InstCombine] Fold icmp (select c, const, arg), null if arg has nonnullattr

[Miguel Ojeda via Phabricator via llvm-commits]

ojeda added inline comments.


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Comment at: llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp:3246
+      } else if (RHSC->isNullValue()) {
+        // If null is being comparing, check if V is a nonnull argument.
+        Argument *A = dyn_cast<Argument>(V);
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https://reviews.llvm.org/D96663