1 files changed, 5 insertions, 1 deletions

diff --git a/libtcc.c b/libtcc.c
index b9f5952..28b6407 100644
--- a/libtcc.c
+++ b/libtcc.c
@@ -868,6 +868,7 @@ LIBTCCAPI void tcc_undefine_symbol(TCCState *s1, const char *sym)
 static void tcc_cleanup(void)
 {
     int i, n;
+    CSym *def;
     if (NULL == tcc_state)
         return;
     tcc_state = NULL;
@@ -877,8 +878,11 @@ static void tcc_cleanup(void)
 
     /* free tokens */
     n = tok_ident - TOK_IDENT;
-    for(i = 0; i < n; i++)
+    for(i = 0; i < n; i++){
+		def = &table_ident[i]->sym_define;
+		tcc_free(def->data);
         tcc_free(table_ident[i]);
+	}
     tcc_free(table_ident);
 
     /* free sym_pools */