[llvm] 353484d - [LowerExpectIntrinsic] Use cast<> instead of dyn_cast<> to avoid dereference of nullptr. NFC

[Simon Pilgrim via llvm-commits]

Author: Simon Pilgrim
Date: 2022-01-10T15:34:37Z
New Revision: 353484d191f6518e5f65b73f1d50db8cae0c1a6c

URL: https://github.com/llvm/llvm-project/commit/353484d191f6518e5f65b73f1d50db8cae0c1a6c
DIFF: https://github.com/llvm/llvm-project/commit/353484d191f6518e5f65b73f1d50db8cae0c1a6c.diff

LOG: [LowerExpectIntrinsic] Use cast<> instead of dyn_cast<> to avoid dereference of nullptr. NFC

Added: 
    

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

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Scalar/LowerExpectIntrinsic.cpp b/llvm/lib/Transforms/Scalar/LowerExpectIntrinsic.cpp
index 1c186e9a04889..a7eb60b5e0328 100644
--- a/llvm/lib/Transforms/Scalar/LowerExpectIntrinsic.cpp
+++ b/llvm/lib/Transforms/Scalar/LowerExpectIntrinsic.cpp
@@ -64,7 +64,7 @@ getBranchWeight(Intrinsic::ID IntrinsicID, CallInst *CI, int BranchCount) {
     // __builtin_expect_with_probability
     assert(CI->getNumOperands() >= 3 &&
            "expect with probability must have 3 arguments");
-    ConstantFP *Confidence = dyn_cast<ConstantFP>(CI->getArgOperand(2));
+    auto *Confidence = cast<ConstantFP>(CI->getArgOperand(2));
     double TrueProb = Confidence->getValueAPF().convertToDouble();
     assert((TrueProb >= 0.0 && TrueProb <= 1.0) &&
            "probability value must be in the range [0.0, 1.0]");