From b6450e80c0e104b6ef0be74d52c63180c316eaef Mon Sep 17 00:00:00 2001
From: Jeremy Koritzinsky <jekoritz@microsoft.com>
Date: Thu, 18 Jan 2024 10:59:05 -0800
Subject: [PATCH] Initialize nextRefPosition

Without this, LTCG + AddressSanitizer causes build failures on Windows.

See https://github.com/dotnet/runtime/pull/95758/checks?check_run_id=20629528147
---
 src/coreclr/jit/lsraarm64.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/coreclr/jit/lsraarm64.cpp b/src/coreclr/jit/lsraarm64.cpp
index 991513cfa33cbd..ea3bc9d7fb37e0 100644
--- a/src/coreclr/jit/lsraarm64.cpp
+++ b/src/coreclr/jit/lsraarm64.cpp
@@ -37,7 +37,7 @@ XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
 RefPosition* LinearScan::getNextConsecutiveRefPosition(RefPosition* refPosition)
 {
     assert(compiler->info.compNeedsConsecutiveRegisters);
-    RefPosition* nextRefPosition;
+    RefPosition* nextRefPosition = nullptr;
     assert(refPosition->needsConsecutive);
     nextConsecutiveRefPositionMap->Lookup(refPosition, &nextRefPosition);
     assert((nextRefPosition == nullptr) || nextRefPosition->needsConsecutive);