From a97edd4712c9b185eb31fdab8fff60ca781ba388 Mon Sep 17 00:00:00 2001
From: Joshua Bell <inexorabletash@gmail.com>
Date: Thu, 7 Sep 2017 21:03:57 -0700
Subject: [PATCH] Calc: special case button bounds checks

---
 desk.acc/calculator.s | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/desk.acc/calculator.s b/desk.acc/calculator.s
index d759a4e..abbedd6 100644
--- a/desk.acc/calculator.s
+++ b/desk.acc/calculator.s
@@ -708,7 +708,7 @@ L0E95:  lda     #window_id
         lda     tpp1l
         cmp     #col4_left-border_lt
         bcc     miss
-        cmp     #col4_right+border_br
+        cmp     #col4_right+border_br-1         ; is -1 bug in original?
         bcs     miss
         lda     #'+'
         sec