Handling NaN for double->ulong

dotnet · Mar 6, 2024 · 2169219 · 2169219
1 parent a4ec0d4
commit 2169219
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/libraries/System.Private.CoreLib/src/System/Math.cs b/src/libraries/System.Private.CoreLib/src/System/Math.cs
@@ -1624,6 +1624,9 @@ private static double ULongToDouble(ulong val)
 
         private static ulong DoubleToULong(double val)
         {
+            if (double.IsNaN(val))
+                return 0;
+
             const double two63 = 2147483648.0 * 4294967296.0;
             ulong ret;
             if (val < two63)