Avoid warnings from gcc -Wundef y.tab.c.

[bison.git] / lib / lbitset.c

diff --git a/lib/lbitset.c b/lib/lbitset.c
index 6b0a50b85299e13c785a09924ee997c08d266c2b..81e934e6db0ebe26239cd825badfc568ef83dd99 100644 (file)
--- a/lib/lbitset.c
+++ b/lib/lbitset.c
@@ -1,10 +1,11 @@
 /* Functions to support link list bitsets.
 /* Functions to support link list bitsets.

-   Copyright (C) 2002, 2003 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2003, 2004, 2006, 2009 Free Software Foundation,
+   Inc.

    Contributed by Michael Hayes (m.hayes@elec.canterbury.ac.nz).
 
    Contributed by Michael Hayes (m.hayes@elec.canterbury.ac.nz).
 

-   This program is free software; you can redistribute it and/or modify
+   This program is free software: you can redistribute it and/or modify

    it under the terms of the GNU General Public License as published by
    it under the terms of the GNU General Public License as published by

-   the Free Software Foundation; either version 2 of the License, or
+   the Free Software Foundation, either version 3 of the License, or

    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,
    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,


@@ -13,15 +14,12 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License

-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-*/
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

 
 

-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
+#include <config.h>

 
 #include "lbitset.h"
 
 #include "lbitset.h"

+

 #include "obstack.h"
 #include <stddef.h>
 #include <stdlib.h>
 #include "obstack.h"
 #include <stddef.h>
 #include <stdlib.h>


@@ -41,7 +39,7 @@
 /* Number of words to use for each element.  The larger the value the
    greater the size of the cache and the shorter the time to find a given bit
    but the more memory wasted for sparse bitsets and the longer the time
 /* Number of words to use for each element.  The larger the value the
    greater the size of the cache and the shorter the time to find a given bit
    but the more memory wasted for sparse bitsets and the longer the time

-   to search for set bits. 
+   to search for set bits.

 
    The routines that dominate timing profiles are lbitset_elt_find
    and lbitset_elt_link, especially when accessing the bits randomly.  */
 
    The routines that dominate timing profiles are lbitset_elt_find
    and lbitset_elt_link, especially when accessing the bits randomly.  */


@@ -54,7 +52,7 @@ typedef bitset_word lbitset_word;
 
 /* Number of bits stored in each element.  */
 #define LBITSET_ELT_BITS \
 
 /* Number of bits stored in each element.  */
 #define LBITSET_ELT_BITS \

-  ((unsigned) (LBITSET_ELT_WORDS * LBITSET_WORD_BITS))
+  ((unsigned int) (LBITSET_ELT_WORDS * LBITSET_WORD_BITS))

 
 /* Lbitset element.   We use an array of bits for each element.
    These are linked together in a doubly-linked list.  */
 
 /* Lbitset element.   We use an array of bits for each element.
    These are linked together in a doubly-linked list.  */


@@ -78,7 +76,7 @@ static struct obstack lbitset_obstack;
 static bool lbitset_obstack_init = false;
 static lbitset_elt *lbitset_free_list; /* Free list of bitset elements.  */
 
 static bool lbitset_obstack_init = false;
 static lbitset_elt *lbitset_free_list; /* Free list of bitset elements.  */
 

-extern void debug_lbitset PARAMS ((bitset));
+extern void debug_lbitset (bitset);

 
 #define LBITSET_CURRENT1(X) \
   ((lbitset_elt *) (void *) ((char *) (X) - offsetof (lbitset_elt, words)))
 
 #define LBITSET_CURRENT1(X) \
   ((lbitset_elt *) (void *) ((char *) (X) - offsetof (lbitset_elt, words)))


@@ -121,15 +119,13 @@ lbitset_elt_alloc (void)
 #define OBSTACK_CHUNK_FREE free
 #endif
 
 #define OBSTACK_CHUNK_FREE free
 #endif
 

-#if !defined(__GNUC__) || (__GNUC__ < 2)
+#if ! defined __GNUC__ || __GNUC__ < 2

 #define __alignof__(type) 0
 #endif
 
          obstack_specify_allocation (&lbitset_obstack, OBSTACK_CHUNK_SIZE,
                                      __alignof__ (lbitset_elt),
 #define __alignof__(type) 0
 #endif
 
          obstack_specify_allocation (&lbitset_obstack, OBSTACK_CHUNK_SIZE,
                                      __alignof__ (lbitset_elt),

-                                     (void *(*)PARAMS ((long)))

                                      OBSTACK_CHUNK_ALLOC,
                                      OBSTACK_CHUNK_ALLOC,

-                                     (void (*)PARAMS ((void *)))

                                      OBSTACK_CHUNK_FREE);
        }
 
                                      OBSTACK_CHUNK_FREE);
        }
 


@@ -365,6 +361,9 @@ lbitset_elt_find (bitset bset, bitset_windex windex,
 
   switch (mode)
     {
 
   switch (mode)
     {

+    default:
+      abort ();
+

     case LBITSET_FIND:
       return 0;
 
     case LBITSET_FIND:
       return 0;
 


@@ -378,9 +377,6 @@ lbitset_elt_find (bitset bset, bitset_windex windex,
 
     case LBITSET_SUBST:
       return &lbitset_zero_elts[0];
 
     case LBITSET_SUBST:
       return &lbitset_zero_elts[0];

-
-    default:
-      abort ();

     }
 }
 
     }
 }
 


@@ -883,26 +879,25 @@ lbitset_empty_p (bitset dst)
 
 /* Ensure that any unused bits within the last element are clear.  */
 static inline void
 
 /* Ensure that any unused bits within the last element are clear.  */
 static inline void

-lbitset_unused_clear (dst)
-     bitset dst;
+lbitset_unused_clear (bitset dst)

 {
   unsigned int last_bit;
   bitset_bindex n_bits;
 
   n_bits = BITSET_SIZE_ (dst);
   last_bit = n_bits % LBITSET_ELT_BITS;
 {
   unsigned int last_bit;
   bitset_bindex n_bits;
 
   n_bits = BITSET_SIZE_ (dst);
   last_bit = n_bits % LBITSET_ELT_BITS;

-  
+

   if (last_bit)
     {
       lbitset_elt *elt;
       bitset_windex windex;
       bitset_word *srcp;
   if (last_bit)
     {
       lbitset_elt *elt;
       bitset_windex windex;
       bitset_word *srcp;

-      
+

       elt = LBITSET_TAIL (dst);
       srcp = elt->words;
       windex = n_bits / BITSET_WORD_BITS;
       elt = LBITSET_TAIL (dst);
       srcp = elt->words;
       windex = n_bits / BITSET_WORD_BITS;

-  
-      srcp[windex - elt->index] &= ((bitset_word) 1 << last_bit) - 1;    
+
+      srcp[windex - elt->index] &= ((bitset_word) 1 << last_bit) - 1;

       windex++;
 
       for (; (windex - elt->index) < LBITSET_ELT_WORDS; windex++)
       windex++;
 
       for (; (windex - elt->index) < LBITSET_ELT_WORDS; windex++)


@@ -1120,6 +1115,9 @@ lbitset_op3_cmp (bitset dst, bitset src1, bitset src2, enum bitset_ops op)
       dstp = dtmp->words;
       switch (op)
        {
       dstp = dtmp->words;
       switch (op)
        {

+       default:
+         abort ();
+

        case BITSET_OP_OR:
          for (i = 0; i < LBITSET_ELT_WORDS; i++, dstp++)
            {
        case BITSET_OP_OR:
          for (i = 0; i < LBITSET_ELT_WORDS; i++, dstp++)
            {


@@ -1171,9 +1169,6 @@ lbitset_op3_cmp (bitset dst, bitset src1, bitset src2, enum bitset_ops op)
                }
            }
          break;
                }
            }
          break;

-
-       default:
-         abort ();

        }
 
       if (!lbitset_elt_zero_p (dtmp))
        }
 
       if (!lbitset_elt_zero_p (dtmp))


@@ -1391,7 +1386,7 @@ debug_lbitset (bitset bset)
 
   for (elt = LBITSET_HEAD (bset); elt; elt = elt->next)
     {
 
   for (elt = LBITSET_HEAD (bset); elt; elt = elt->next)
     {

-      fprintf (stderr, "Elt %lu\n", (unsigned long) elt->index);
+      fprintf (stderr, "Elt %lu\n", (unsigned long int) elt->index);

       for (i = 0; i < LBITSET_ELT_WORDS; i++)
        {
          unsigned int j;
       for (i = 0; i < LBITSET_ELT_WORDS; i++)
        {
          unsigned int j;