graph: minor simplification

[bison.git] / lib / bitset.c

diff --git a/lib/bitset.c b/lib/bitset.c
index 0cc3ee53777bedc5f0f3f7220d2a2c89eddef2d1..d8b5f092563b94fd92fefc33fae499e6b1992f67 100644 (file)
--- a/lib/bitset.c
+++ b/lib/bitset.c
@@ -1,10 +1,12 @@
 /* General bitsets.
 /* General bitsets.

-   Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+
+   Copyright (C) 2002-2006, 2009-2012 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,


@@ -13,16 +15,14 @@
    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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+#include <config.h>

 
 

-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
+#include "bitset.h"

 
 #include <stdlib.h>
 #include <string.h>
 
 #include <stdlib.h>
 #include <string.h>

-#include "bitset.h"

 #include "abitset.h"
 #include "lbitset.h"
 #include "ebitset.h"
 #include "abitset.h"
 #include "lbitset.h"
 #include "ebitset.h"


@@ -45,6 +45,9 @@ bitset_bytes (enum bitset_type type, bitset_bindex n_bits)
 
   switch (type)
     {
 
   switch (type)
     {

+    default:
+      abort ();
+

     case BITSET_ARRAY:
       bytes = abitset_bytes (n_bits);
       break;
     case BITSET_ARRAY:
       bytes = abitset_bytes (n_bits);
       break;


@@ -60,9 +63,6 @@ bitset_bytes (enum bitset_type type, bitset_bindex n_bits)
     case BITSET_VARRAY:
       bytes = vbitset_bytes (n_bits);
       break;
     case BITSET_VARRAY:
       bytes = vbitset_bytes (n_bits);
       break;

-
-    default:
-      abort ();

     }
 
   return bytes;
     }
 
   return bytes;


@@ -78,6 +78,9 @@ bitset_init (bitset bset, bitset_bindex n_bits, enum bitset_type type)
 
   switch (type)
     {
 
   switch (type)
     {

+    default:
+      abort ();
+

     case BITSET_ARRAY:
       return abitset_init (bset, n_bits);
 
     case BITSET_ARRAY:
       return abitset_init (bset, n_bits);
 


@@ -89,9 +92,6 @@ bitset_init (bitset bset, bitset_bindex n_bits, enum bitset_type type)
 
     case BITSET_VARRAY:
       return vbitset_init (bset, n_bits);
 
     case BITSET_VARRAY:
       return vbitset_init (bset, n_bits);

-
-    default:
-      abort ();

     }
 }
 
     }
 }
 


@@ -138,7 +138,7 @@ bitset_alloc (bitset_bindex n_bits, enum bitset_type type)
 
   bytes = bitset_bytes (type, n_bits);
 
 
   bytes = bitset_bytes (type, n_bits);
 

-  bset = (bitset) xcalloc (1, bytes);
+  bset = xcalloc (1, bytes);

 
   /* The cache is disabled until some elements are allocated.  If we
      have variable length arrays, then we may need to allocate a dummy
 
   /* The cache is disabled until some elements are allocated.  If we
      have variable length arrays, then we may need to allocate a dummy


@@ -151,7 +151,7 @@ bitset_alloc (bitset_bindex n_bits, enum bitset_type type)
 /* Create a bitset of N_BITS of type TYPE.  */
 bitset
 bitset_obstack_alloc (struct obstack *bobstack,
 /* Create a bitset of N_BITS of type TYPE.  */
 bitset
 bitset_obstack_alloc (struct obstack *bobstack,

-                     bitset_bindex n_bits, enum bitset_type type)
+                      bitset_bindex n_bits, enum bitset_type type)

 {
   size_t bytes;
   bitset bset;
 {
   size_t bytes;
   bitset bset;


@@ -296,15 +296,15 @@ bitset_print (FILE *file, bitset bset, bool verbose)
 
   if (verbose)
     fprintf (file, "n_bits = %lu, set = {",
 
   if (verbose)
     fprintf (file, "n_bits = %lu, set = {",

-            (unsigned long int) bitset_size (bset));
+             (unsigned long int) bitset_size (bset));

 
   pos = 30;
   BITSET_FOR_EACH (iter, bset, i, 0)
   {
     if (pos > 70)
       {
 
   pos = 30;
   BITSET_FOR_EACH (iter, bset, i, 0)
   {
     if (pos > 70)
       {

-       fprintf (file, "\n");
-       pos = 0;
+        fprintf (file, "\n");
+        pos = 0;

       }
 
     fprintf (file, "%lu ", (unsigned long int) i);
       }
 
     fprintf (file, "%lu ", (unsigned long int) i);


@@ -407,7 +407,7 @@ bitset_copy_ (bitset dst, bitset src)
    four operand operations.  */
 static inline bool
 bitset_op4_cmp (bitset dst, bitset src1, bitset src2, bitset src3,
    four operand operations.  */
 static inline bool
 bitset_op4_cmp (bitset dst, bitset src1, bitset src2, bitset src3,

-               enum bitset_ops op)
+                enum bitset_ops op)

 {
   bool changed = false;
   bool stats_enabled_save;
 {
   bool changed = false;
   bool stats_enabled_save;


@@ -421,6 +421,9 @@ bitset_op4_cmp (bitset dst, bitset src1, bitset src2, bitset src3,
 
   switch (op)
     {
 
   switch (op)
     {

+    default:
+      abort ();
+

     case BITSET_OP_OR_AND:
       bitset_or (tmp, src1, src2);
       changed = bitset_and_cmp (dst, src3, tmp);
     case BITSET_OP_OR_AND:
       bitset_or (tmp, src1, src2);
       changed = bitset_and_cmp (dst, src3, tmp);


@@ -435,9 +438,6 @@ bitset_op4_cmp (bitset dst, bitset src1, bitset src2, bitset src3,
       bitset_andn (tmp, src1, src2);
       changed = bitset_or_cmp (dst, src3, tmp);
       break;
       bitset_andn (tmp, src1, src2);
       changed = bitset_or_cmp (dst, src3, tmp);
       break;

-
-    default:
-      abort ();

     }
 
   bitset_free (tmp);
     }
 
   bitset_free (tmp);