From e39965a9f69e0b5005c77e90749cf5782b58493f Mon Sep 17 00:00:00 2001
From: Mark Pizzolato <mark@infocomm.com>
Date: Mon, 31 Jul 2017 22:11:44 -0700
Subject: [PATCH] SCP: Add support for unsigned int parsing (t_value) without a
 range limit

---
 scp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scp.c b/scp.c
index fdb3459f..56b85bf3 100644
--- a/scp.c
+++ b/scp.c
@@ -8176,7 +8176,7 @@ CONST char *tptr;
 
 *status = SCPE_OK;
 val = strtotv ((CONST char *)cptr, &tptr, radix);
-if ((cptr == tptr) || (val > max))
+if ((cptr == tptr) || ((max > 0) && (val > max)))
     *status = SCPE_ARG;
 else {
     while (sim_isspace (*tptr)) tptr++;