From c5ac14eef874dda3b7053c788bda04f46aa034d9 Mon Sep 17 00:00:00 2001
From: Simon Pilgrim <llvm-dev@redking.me.uk>
Date: Tue, 7 May 2019 10:30:22 +0000
Subject: [PATCH] Fix uninitialized variable warning. NFCI.

This also fixes a scan-build "array subscript is undefined" warning.

llvm-svn: 360128
---
 llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp b/llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
index 610e7c0de104..833788701a42 100644
--- a/llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
+++ b/llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
@@ -5316,7 +5316,7 @@ SDValue PPCDAGToDAGISel::combineToCMPB(SDNode *N) {
     SDValue V = Queue.pop_back_val();
 
     for (const SDValue &O : V.getNode()->ops()) {
-      unsigned b;
+      unsigned b = 0;
       uint64_t M = 0, A = 0;
       SDValue OLHS, ORHS;
       if (O.getOpcode() == ISD::OR) {