[llvm] 430b90f - [nsan][NFC] Use cast when dyn_cast is not needed. (#101147)

[via llvm-commits]

Author: Wu Yingcong
Date: 2024-08-01T11:23:03+08:00
New Revision: 430b90f04533b099d788db2668176038be38c53b

URL: https://github.com/llvm/llvm-project/commit/430b90f04533b099d788db2668176038be38c53b
DIFF: https://github.com/llvm/llvm-project/commit/430b90f04533b099d788db2668176038be38c53b.diff

LOG: [nsan][NFC] Use cast when dyn_cast is not needed. (#101147)

Use `cast` instead to replace `dyn_cast` when `dyn_cast` is not
needed/not checked.

Added: 
    

Modified: 
    llvm/lib/Transforms/Instrumentation/NumericalStabilitySanitizer.cpp

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Instrumentation/NumericalStabilitySanitizer.cpp b/llvm/lib/Transforms/Instrumentation/NumericalStabilitySanitizer.cpp
index 832506f639a74..5872396669435 100644
--- a/llvm/lib/Transforms/Instrumentation/NumericalStabilitySanitizer.cpp
+++ b/llvm/lib/Transforms/Instrumentation/NumericalStabilitySanitizer.cpp
@@ -1715,7 +1715,7 @@ Value *NumericalStabilitySanitizer::createShadowValueWithOperandsAvailable(
                                Map.getShadow(BinOp->getOperand(1)));
 
   if (isa<UIToFPInst>(&Inst) || isa<SIToFPInst>(&Inst)) {
-    auto *Cast = dyn_cast<CastInst>(&Inst);
+    auto *Cast = cast<CastInst>(&Inst);
     return Builder.CreateCast(Cast->getOpcode(), Cast->getOperand(0),
                               ExtendedVT);
   }
@@ -2168,7 +2168,7 @@ bool NumericalStabilitySanitizer::sanitizeFunction(
 
   // The last pass populates shadow phis with shadow values.
   for (PHINode *Phi : OriginalPhis) {
-    PHINode *ShadowPhi = dyn_cast<PHINode>(ValueToShadow.getShadow(Phi));
+    PHINode *ShadowPhi = cast<PHINode>(ValueToShadow.getShadow(Phi));
     for (unsigned I : seq(Phi->getNumOperands())) {
       Value *V = Phi->getOperand(I);
       Value *Shadow = ValueToShadow.getShadow(V);