From 920c6800bc685240cd9fbd1a952f550d59783d0f Mon Sep 17 00:00:00 2001
From: Chris Pressey <cpressey@catseye.tc>
Date: Sun, 28 Jun 2015 22:28:25 +0100
Subject: [PATCH] Fix bug where postincrementation order of execution is
 undefined.

---
 a2tools.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/a2tools.c b/a2tools.c
index 958ab15..e64310f 100644
--- a/a2tools.c
+++ b/a2tools.c
@@ -817,7 +817,10 @@ int main (int argc, char *argv[]) {
 
     /* prepare source filename by padding blanks */
     i=0;
-    while(i<30 && a2_name[i]) padded_name[i]=a2_name[i++] & 0x7f;
+    while(i<30 && a2_name[i]) {
+        padded_name[i]=a2_name[i] & 0x7f;
+        i++;
+        }
     while(i<30) padded_name[i++]=' ';
 
     /* get VTOC and check validity */