From 97725707f488d3f00f94d4c4f2d9e193c302b23c Mon Sep 17 00:00:00 2001
From: Simon Pilgrim <llvm-dev@redking.me.uk>
Date: Sat, 2 Nov 2019 14:42:38 +0000
Subject: [PATCH] Fix uninitialized variable warning. NFCI.

---
 llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index 0c30ea0108cb..1b02f96cf279 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -9256,7 +9256,7 @@ bool SelectionDAG::areNonVolatileConsecutiveLoads(LoadSDNode *LD,
 /// it cannot be inferred.
 unsigned SelectionDAG::InferPtrAlignment(SDValue Ptr) const {
   // If this is a GlobalAddress + cst, return the alignment.
-  const GlobalValue *GV;
+  const GlobalValue *GV = nullptr;
   int64_t GVOffset = 0;
   if (TLI->isGAPlusOffset(Ptr.getNode(), GV, GVOffset)) {
     unsigned IdxWidth = getDataLayout().getIndexTypeSizeInBits(GV->getType());