[llvm] 38c481d - [GVN] Fold variable into assert. NFC

[Benjamin Kramer via llvm-commits]

Author: Benjamin Kramer
Date: 2023-01-10T00:39:51+01:00
New Revision: 38c481ddcbd916560890c60be1fe92d571922a23

URL: https://github.com/llvm/llvm-project/commit/38c481ddcbd916560890c60be1fe92d571922a23
DIFF: https://github.com/llvm/llvm-project/commit/38c481ddcbd916560890c60be1fe92d571922a23.diff

LOG: [GVN] Fold variable into assert. NFC

Avoids unused variable warnings when asserts are disabled.

Added: 
    

Modified: 
    llvm/lib/Transforms/Scalar/GVN.cpp

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Scalar/GVN.cpp b/llvm/lib/Transforms/Scalar/GVN.cpp
index 995c73f2ece1..7e8f7368e740 100644
--- a/llvm/lib/Transforms/Scalar/GVN.cpp
+++ b/llvm/lib/Transforms/Scalar/GVN.cpp
@@ -1635,9 +1635,7 @@ bool GVNPass::PerformLoadPRE(LoadInst *Load, AvailValInBlkVect &ValuesPerBlock,
 
   // Decide whether PRE is profitable for this load.
   unsigned NumInsertPreds = PredLoads.size() + CriticalEdgePredSplit.size();
-  unsigned NumUnavailablePreds = NumInsertPreds +
-      CriticalEdgePredAndLoad.size();
-  assert(NumUnavailablePreds != 0 &&
+  assert(NumInsertPreds + CriticalEdgePredAndLoad.size() != 0 &&
          "Fully available value should already be eliminated!");
 
   // If we need to insert new load in multiple predecessors, reject it.