[llvm] [SeparateConstOffsetFromGEP] Decompose constant xor operand if possible (PR #135788)

[Juan Manuel Martinez Caamaño via llvm-commits]

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@@ -1349,9 +1351,9 @@ bool XorToOrDisjointTransformer::run() {
 
   // Process each group of XORs
   for (auto &GroupPair : XorGroups) {
-    Value *OriginalBaseVal = GroupPair.first;
+    Instruction *OriginalBaseInst = cast<Instruction>(GroupPair.first);
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jmmartinez wrote:

You do not need the cast anymore since `GroupPair.first` is an `Instruction` already.

https://github.com/llvm/llvm-project/pull/135788