From: Erik van der Kouwe <erik@minix3.org>
Date: Wed, 28 Apr 2010 08:34:19 +0000 (+0000)
Subject: Enable malloc assertions
X-Git-Tag: v3.1.7~112
X-Git-Url: http://zhaoyanbai.com/repos/?a=commitdiff_plain;h=8e918c407afba6d5c92e0f740eab4d7384a339cb;p=minix.git

Enable malloc assertions
---

diff --git a/lib/libc/ansi/malloc.c b/lib/libc/ansi/malloc.c
index aa0bc7af2..694fcdc61 100644
--- a/lib/libc/ansi/malloc.c
+++ b/lib/libc/ansi/malloc.c
@@ -1,7 +1,7 @@
 /* $Header$ */
 
 /* replace undef by define */
-#undef	 DEBUG		/* check assertions */
+#define	 DEBUG		/* check assertions */
 #undef	 SLOWDEBUG	/* some extra test loops (requires DEBUG) */
 
 #ifndef DEBUG
@@ -179,7 +179,7 @@ free(void *ptr)
   if (p == 0)
 	return;
 
-  assert(NextSlot(p) > p);
+  assert((char *) NextSlot(p) > p);
   for (prev = 0, next = _empty; next != 0; prev = next, next = NextFree(next))
 	if (p < next)
 		break;
@@ -189,14 +189,14 @@ free(void *ptr)
   else
 	_empty = p;
   if (next) {
-	assert(NextSlot(p) <= next);
+	assert((char *) NextSlot(p) <= next);
 	if (NextSlot(p) == next) {		/* merge p and next */
 		NextSlot(p) = NextSlot(next);
 		NextFree(p) = NextFree(next);
 	}
   }
   if (prev) {
-	assert(NextSlot(prev) <= p);
+	assert((char *) NextSlot(prev) <= p);
 	if (NextSlot(prev) == p) {		/* merge prev and p */
 		NextSlot(prev) = NextSlot(p);
 		NextFree(prev) = NextFree(p);