From a0eaf0f74110dc46f9d36af0106035e724d915f9 Mon Sep 17 00:00:00 2001
From: Kelvin Sherlock <ksherlock@gmail.com>
Date: Sun, 11 Mar 2018 23:42:01 -0400
Subject: [PATCH] Fix undefined behavior.  With ORCA/C 2.2, this code generates
 an infinite loop. (essentially, name2[i+1] = toupper(name2[i]))

---
 MakeLib.cc | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/MakeLib.cc b/MakeLib.cc
index 374435c..e8a0125 100644
--- a/MakeLib.cc
+++ b/MakeLib.cc
@@ -1718,8 +1718,10 @@ if (file) {
    while (f) {
       strcpy(name2, f->fName);
       i = 0;
-      while (name2[i])
-         name2[i] = toupper(name2[i++]);
+      while (name2[i]) {
+         name2[i] = toupper(name2[i]);
+         ++i;
+      }
       if (! strcmp(name2, name))
          return f->fFile;
       f = f->fNext;