From a148b23a22709a45647fd07ce95db9147217a061 Mon Sep 17 00:00:00 2001
From: Kartik Agaram <vc@akkartik.com>
Date: Sun, 25 Oct 2020 18:45:11 -0700
Subject: 7101 - tile: remove quotes when evaluating strings

This found several bugs due to me not checking for null strings.
---
 apps/tile/value-stack.mu | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'apps/tile/value-stack.mu')

diff --git a/apps/tile/value-stack.mu b/apps/tile/value-stack.mu
index aae87c3d..7050442d 100644
--- a/apps/tile/value-stack.mu
+++ b/apps/tile/value-stack.mu
@@ -130,6 +130,8 @@ fn value-stack-max-width _self: (addr value-stack) -> result/eax: int {
       break-if-!=
       var s-ah/eax: (addr handle array byte) <- get g, text-data
       var s/eax: (addr array byte) <- lookup *s-ah
+      compare s, 0
+      break-if-=
       var w/eax: int <- length s
       compare w, out
       break-if-<=
-- 
cgit 1.4.1-2-gfad0