Instead of mapping the LHS of unused rules to -1, keep the LHS

[bison.git] / src / symtab.c

diff --git a/src/symtab.c b/src/symtab.c
index 5ba5ca25e3ab3056ad4867dbbf2e84a74b6f60f9..455e74e2310ec00727a8f68034e406d3f7fd17a9 100644 (file)
--- a/src/symtab.c
+++ b/src/symtab.c
@@ -1,5 +1,5 @@
 /* Symbol table manager for Bison,
-   Copyright (C) 1984, 1989, 2000 Free Software Foundation, Inc.
+   Copyright 1984, 1989, 2000, 2001 Free Software Foundation, Inc.
 
    This file is part of Bison, the GNU Compiler Compiler.
 
@@ -20,7 +20,6 @@
 
 
 #include "system.h"
-#include "xalloc.h"
 #include "symtab.h"
 #include "gram.h"
 
@@ -59,7 +58,7 @@ bucket_new (const char *tag, int hashval)
   res->value = 0;
   res->prec = 0;
   res->assoc = right_assoc;
-  res->user_token_number = 0;
+  res->user_token_number = SUNDEF;
   res->alias = NULL;
   res->class = unknown_sym;
 
@@ -143,6 +142,7 @@ free_symtab (void)
          if (bp->type_name)
            XFREE (bp->type_name);
 #endif
+         XFREE (bp->tag);
          XFREE (bp);
          bp = bptmp;
        }