Merge pull request #7374 from DeadlySurprise/cashOverflowFix

Added a check for overflowing player credits

OpenRA.Game/Traits/Player/PlayerResources.cs

@@ -78,10 +78,37 @@ namespace OpenRA.Traits
 		}
 
 		public void GiveCash(int num)
+		{
+			if (Cash < int.MaxValue)
+			{
+				try
+				{
+					checked
 					{
 						Cash += num;
+					}
+				}
+				catch (OverflowException)
+				{
+					Cash = int.MaxValue;
+				}
+			}
+
+			if (Earned < int.MaxValue)
+			{
+				try
+				{
+					checked
+					{
 						Earned += num;
 					}
+				}
+				catch (OverflowException)
+				{
+					Earned = int.MaxValue;
+				}
+			}
+		}
 
 		public bool TakeCash(int num)
 		{