[PATCH] D145854: [GlobalDCE] Don't add dependency via icmp against inbouds pointer

[Ayke via Phabricator via llvm-commits]

aykevl added inline comments.


================
Comment at: llvm/lib/Transforms/IPO/GlobalDCE.cpp:70
+
+static bool isDereferenceableOrNull(Value *O, const DataLayout &DL) {
+  // An inbounds GEP can either be a valid pointer (pointing into
----------------
Note this function is basically a copy of https://github.com/llvm/llvm-project/blob/main/llvm/lib/Analysis/CaptureTracking.cpp#L60. I guess this could be generalized, perhaps making it a method on `Value`?


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  https://reviews.llvm.org/D145854/new/

https://reviews.llvm.org/D145854