From 7e7af2944f2dfaa5398e88d49e2941e786a56925 Mon Sep 17 00:00:00 2001
From: Steve Bennett <steveb@workware.net.au>
Date: Sat, 14 Jul 2018 13:51:55 +1000
Subject: Tidy some signed/unsigned comparisons

Signed-off-by: Steve Bennett <steveb@workware.net.au>
---
 jim.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'jim.c')

diff --git a/jim.c b/jim.c
index 1270330..00b4242 100644
--- a/jim.c
+++ b/jim.c
@@ -5381,11 +5381,11 @@ int Jim_Collect(Jim_Interp *interp)
     Jim_Obj *objPtr;
 
     /* Avoid recursive calls */
-    if (interp->lastCollectId == -1) {
+    if (interp->lastCollectId == (unsigned long)~0) {
         /* Jim_Collect() already running. Return just now. */
         return 0;
     }
-    interp->lastCollectId = -1;
+    interp->lastCollectId = ~0;
 
     /* Mark all the references found into the 'mark' hash table.
      * The references are searched in every live object that
-- 
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