[llvm] [GVN] MemorySSA for GVN: embed the memory state in symbolic expressions (PR #123218)

[Yingwei Zheng via llvm-commits]

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@@ -476,6 +476,27 @@ void GVNPass::ValueTable::add(Value *V, uint32_t num) {
     NumberingPhi[num] = PN;
 }
 
+// Include the incoming memory state into the hash of the expression for the
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dtcxzyw wrote:

Use `///` for header comments.

https://github.com/llvm/llvm-project/pull/123218