[llvm] [Attributor] Prevent infinite loop in AAGlobalValueInfoFloating (PR #94941)

[Ethan Luis McDonough via llvm-commits]

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@@ -1749,6 +1749,10 @@ bool Attributor::checkForAllCallees(
   return Pred(Callees.getArrayRef());
 }
 
+bool noRevisitUser(const User *user) {
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EthanLuisMcDonough wrote:

Maybe `markAsVisited` would work better?

Regarding your initial point, I do plan on squashing and merging this commit once it is approved.

https://github.com/llvm/llvm-project/pull/94941