[llvm] 95f984f - ValueTracking: Don't use unnecessary null checked dyn_cast

[Matt Arsenault via llvm-commits]

Author: Matt Arsenault
Date: 2024-04-08T08:32:04-04:00
New Revision: 95f984f37e390a6d2e8a4b0852ea4d5a83126287

URL: https://github.com/llvm/llvm-project/commit/95f984f37e390a6d2e8a4b0852ea4d5a83126287
DIFF: https://github.com/llvm/llvm-project/commit/95f984f37e390a6d2e8a4b0852ea4d5a83126287.diff

LOG: ValueTracking: Don't use unnecessary null checked dyn_cast

Added: 
    

Modified: 
    llvm/lib/Analysis/ValueTracking.cpp

Removed: 
    


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diff  --git a/llvm/lib/Analysis/ValueTracking.cpp b/llvm/lib/Analysis/ValueTracking.cpp
index 0b0e2653f8dff2..5279f03767edab 100644
--- a/llvm/lib/Analysis/ValueTracking.cpp
+++ b/llvm/lib/Analysis/ValueTracking.cpp
@@ -4501,7 +4501,7 @@ void computeKnownFPClass(const Value *V, const APInt &DemandedElts,
 
   assert(Depth <= MaxAnalysisRecursionDepth && "Limit Search Depth");
 
-  if (auto *CFP = dyn_cast_or_null<ConstantFP>(V)) {
+  if (auto *CFP = dyn_cast<ConstantFP>(V)) {
     Known.KnownFPClasses = CFP->getValueAPF().classify();
     Known.SignBit = CFP->isNegative();
     return;