X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/affac6132ae6ee354e1497e456b5c81a0c84334f..47671055438197794c88a6f7fb90acbc19fe413b:/src/gram.c

diff --git a/src/gram.c b/src/gram.c
index d6857369..28666b0c 100644
--- a/src/gram.c
+++ b/src/gram.c
@@ -1,6 +1,6 @@
 /* Allocate input grammar variables for Bison.
 
-   Copyright (C) 1984, 1986, 1989, 2001, 2002, 2003, 2005 Free
+   Copyright (C) 1984, 1986, 1989, 2001, 2002, 2003, 2005, 2006 Free
    Software Foundation, Inc.
 
    This file is part of Bison, the GNU Compiler Compiler.
@@ -325,7 +325,8 @@ grammar_rules_never_reduced_report (const char *message)
 void
 grammar_free (void)
 {
-  free (ritem);
+  if (ritem)
+    free (ritem - 1);
   free (rules);
   free (token_translations);
   /* Free the symbol table data structure.  */