From: Simon Pilgrim <llvm-dev@redking.me.uk>
Date: Sun, 15 Sep 2019 16:20:12 +0000 (+0000)
Subject: InterleavedLoadCombine - merge isa<> and dyn_cast<> duplicates. NFCI.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=5c8f5359c9f1a9927cb60870fcd483352c4f301d;p=llvm

InterleavedLoadCombine - merge isa<> and dyn_cast<> duplicates. NFCI.

Silence static analyzer null dereference warning of *dyn_cast<BinaryOperator> by merging with the isa<BinaryOperator> above.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@371935 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/InterleavedLoadCombinePass.cpp b/lib/CodeGen/InterleavedLoadCombinePass.cpp
index 9525da849e2..770c4952d16 100644
--- a/lib/CodeGen/InterleavedLoadCombinePass.cpp
+++ b/lib/CodeGen/InterleavedLoadCombinePass.cpp
@@ -940,8 +940,8 @@ public:
   /// \param V input value
   /// \param Result result polynomial
   static void computePolynomial(Value &V, Polynomial &Result) {
-    if (isa<BinaryOperator>(&V))
-      computePolynomialBinOp(*dyn_cast<BinaryOperator>(&V), Result);
+    if (auto *BO = dyn_cast<BinaryOperator>(&V))
+      computePolynomialBinOp(*BO, Result);
     else
       Result = Polynomial(&V);
   }