Fix DISPLAY

2016-12-20 21:13:26 +09:00
parent 73d8b5bb5e
commit c03ab93395
2 changed files with 6 additions and 0 deletions
--- a/SMILEBASIC/builtinfunctions.d
+++ b/SMILEBASIC/builtinfunctions.d
@@ -414,6 +414,8 @@ class BuiltinFunction
    }
    static void DISPLAY(PetitComputer p, int display)
    {
+        if (p.currentDisplay.count <= display || display < 0)
+            throw new OutOfRange("DISPLAY", 1);
        p.display(display);
    }
    static int DISPLAY(PetitComputer p)