Fix build break in TimerQueue.Portable.cs

Signed-off-by: dotnet-bot <dotnet-bot@microsoft.com>

1 files changed, 5 insertions, 5 deletions

diff --git a/src/System.Private.CoreLib/shared/System/Threading/TimerQueue.Portable.cs b/src/System.Private.CoreLib/shared/System/Threading/TimerQueue.Portable.cs
index 7fa4f2241c..587eaca77a 100644
--- a/src/System.Private.CoreLib/shared/System/Threading/TimerQueue.Portable.cs
+++ b/src/System.Private.CoreLib/shared/System/Threading/TimerQueue.Portable.cs
@@ -22,7 +22,7 @@ namespace System.Threading
         private static readonly AutoResetEvent s_timerEvent = new AutoResetEvent(false);
 
         private bool _isScheduled;
-        private int _scheduledDueTimeMs;
+        private long _scheduledDueTimeMs;
 
         private TimerQueue(int id)
         {
@@ -50,7 +50,7 @@ namespace System.Threading
         private bool SetTimer(uint actualDuration)
         {
             Debug.Assert((int)actualDuration >= 0);
-            int dueTimeMs = TickCount + (int)actualDuration;
+            long dueTimeMs = TickCount64 + (int)actualDuration;
             AutoResetEvent timerEvent = s_timerEvent;
             lock (timerEvent)
             {
@@ -92,14 +92,14 @@ namespace System.Threading
             {
                 timerEvent.WaitOne(shortestWaitDurationMs);
 
-                int currentTimeMs = TickCount;
+                long currentTimeMs = TickCount64;
                 shortestWaitDurationMs = int.MaxValue;
                 lock (timerEvent)
                 {
                     for (int i = timers.Count - 1; i >= 0; --i)
                     {
                         TimerQueue timer = timers[i];
-                        int waitDurationMs = timer._scheduledDueTimeMs - currentTimeMs;
+                        long waitDurationMs = timer._scheduledDueTimeMs - currentTimeMs;
                         if (waitDurationMs <= 0)
                         {
                             timer._isScheduled = false;
@@ -116,7 +116,7 @@ namespace System.Threading
 
                         if (waitDurationMs < shortestWaitDurationMs)
                         {
-                            shortestWaitDurationMs = waitDurationMs;
+                            shortestWaitDurationMs = (int)waitDurationMs;
                         }
                     }
                 }