[llvm] 3e7d47d - FunctionAttrs: Remove redundant cast to Instruction (#179907)

[via llvm-commits]

Author: Matt Arsenault
Date: 2026-02-05T11:25:35Z
New Revision: 3e7d47d6b510b2ed3c0eea7992ad9df6907c1a19

URL: https://github.com/llvm/llvm-project/commit/3e7d47d6b510b2ed3c0eea7992ad9df6907c1a19
DIFF: https://github.com/llvm/llvm-project/commit/3e7d47d6b510b2ed3c0eea7992ad9df6907c1a19.diff

LOG: FunctionAttrs: Remove redundant cast to Instruction (#179907)

No point in casting to Instruction before casting to CallBase.

Added: 
    

Modified: 
    llvm/lib/Transforms/IPO/FunctionAttrs.cpp

Removed: 
    


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diff  --git a/llvm/lib/Transforms/IPO/FunctionAttrs.cpp b/llvm/lib/Transforms/IPO/FunctionAttrs.cpp
index 50130da01c7ba..855692db006f9 100644
--- a/llvm/lib/Transforms/IPO/FunctionAttrs.cpp
+++ b/llvm/lib/Transforms/IPO/FunctionAttrs.cpp
@@ -2394,10 +2394,7 @@ static bool addNoRecurseAttrsTopDown(Function &F) {
   // also detects if F is directly recursive as F is not yet marked as
   // a norecurse function.
   for (auto &U : F.uses()) {
-    auto *I = dyn_cast<Instruction>(U.getUser());
-    if (!I)
-      return false;
-    CallBase *CB = dyn_cast<CallBase>(I);
+    const CallBase *CB = dyn_cast<CallBase>(U.getUser());
     if (!CB || !CB->isCallee(&U) ||
         !CB->getParent()->getParent()->doesNotRecurse())
       return false;