fixed bug #504479

[fw/sdcc] / src / SDCCset.c

diff --git a/src/SDCCset.c b/src/SDCCset.c
index 07ab964ae94ea65726ee37fbfeebcded4ecb1310..61b68a05931d5364ba28ee3ae7131897fd0edd46 100644 (file)
--- a/src/SDCCset.c
+++ b/src/SDCCset.c
@@ -23,7 +23,6 @@
 -------------------------------------------------------------------------*/
 
 #include <stdio.h>
-#include <malloc.h>
 #include "newalloc.h"
 #include <assert.h>
 #include "SDCCset.h"
@@ -36,7 +35,7 @@ newSet ()
 {
   set *lp;
 
-  lp = Safe_calloc (1, sizeof (set));
+  lp = Safe_alloc ( sizeof (set));
 //  if (lp == 0) {
   //  fprintf(stderr, "out of virtual memory: %s\n", __FILE__);
   //  exit(1);
@@ -405,6 +404,26 @@ elementsInSet (set * s)
   return count;
 }
 
+/*-----------------------------------------------------------------*/
+/* reverseSet - reverse the order of the items of a set            */
+/*-----------------------------------------------------------------*/
+
+set *
+reverseSet(set * s)
+{
+  set *t = NULL;
+  set *u = NULL;
+
+  while(s->next) {
+    t = s->next;
+    s->next = u;
+    u = s;
+    s = t;
+  }
+  s->next = u;
+  return s;
+}
+
 /*-----------------------------------------------------------------*/
 /* subtractFromSet - take away from set1 elements of set2          */
 /*-----------------------------------------------------------------*/
@@ -554,6 +573,6 @@ setToNull (void **item)
 
   if (!*item)
     return;
-  free (*item);
+  Safe_free (*item);
   *item = NULL;
 }