Fix invalid negative literals not throwing error

TollyH · Jun 2, 2024 · 5cd2d13 · 5cd2d13
1 parent 4e59400
commit 5cd2d13
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/Assembler.cs b/Assembler.cs
@@ -1423,6 +1423,11 @@ public static byte[] ParseLiteral(string operand, bool allowString, out ulong pa
                 }
                 else
                 {
+                    if (parsedNumber > (ulong)long.MaxValue + 1)
+                    {
+                        throw new OperandException(
+                            string.Format(Strings_Assembler.Error_Literal_Too_Small, long.MinValue, operand));
+                    }
                     parsedNumber = (ulong)-(long)parsedNumber;
                 }
             }