From 2b4ace3f2990a8e035c1bfd3f6b0dabc143db0c6 Mon Sep 17 00:00:00 2001
From: Simon Pilgrim <llvm-dev@redking.me.uk>
Date: Sun, 15 Sep 2019 16:20:12 +0000
Subject: [PATCH] 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.

llvm-svn: 371935
---
 llvm/lib/CodeGen/InterleavedLoadCombinePass.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/llvm/lib/CodeGen/InterleavedLoadCombinePass.cpp b/llvm/lib/CodeGen/InterleavedLoadCombinePass.cpp
index 9525da8..770c495 100644
--- a/llvm/lib/CodeGen/InterleavedLoadCombinePass.cpp
+++ b/llvm/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);
   }
-- 
2.7.4