Enable malloc assertions

diff --git a/lib/libc/ansi/malloc.c b/lib/libc/ansi/malloc.c
index aa0bc7af2ef95fc10951537058c63c7d8a25e2e3..694fcdc61d09cca6c9ce2d115ffebbdfab8b50a8 100644 (file)
--- 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);