From: Mehdi Amini <mehdi.amini@apple.com>
Date: Sun, 23 Aug 2015 00:27:57 +0000 (+0000)
Subject: Do not use dyn_cast<> after isa<>
X-Git-Url: http://plrg.eecs.uci.edu/git/?p=oota-llvm.git;a=commitdiff_plain;h=939b388b46f46ba2cb12cca94dfe1a87ac1b9a24

Do not use dyn_cast<> after isa<>

Reported by coverity.

From: Mehdi Amini <mehdi.amini@apple.com>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@245799 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index 53d07b385e3..ab3a6631d33 100644
--- a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -12278,7 +12278,7 @@ static SDValue combineConcatVectorOfExtracts(SDNode *N, SelectionDAG &DAG) {
     EVT ExtVT = ExtVec.getValueType();
     if (!isa<ConstantSDNode>(Op.getOperand(1)))
       return SDValue();
-    int ExtIdx = dyn_cast<ConstantSDNode>(Op.getOperand(1))->getZExtValue();
+    int ExtIdx = cast<ConstantSDNode>(Op.getOperand(1))->getZExtValue();
 
     // Ensure that we are extracting a subvector from a vector the same
     // size as the result.