java: test and document previous bug fix.

[bison.git] / lib / lbitset.c

diff --git a/lib/lbitset.c b/lib/lbitset.c
index 9d3d95734221df11505d9422fd9ad61f5014dffb..fb493addf8bb29c2f26e16a99dc43b6b6714f72d 100644 (file)
--- a/lib/lbitset.c
+++ b/lib/lbitset.c
@@ -1,10 +1,13 @@
 /* Functions to support link list bitsets.
-   Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
+
+   Copyright (C) 2002-2004, 2006, 2009-2011 Free Software Foundation,
+   Inc.
+
    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
-   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,
@@ -13,15 +16,12 @@
    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/>.  */
 
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
+#include <config.h>
 
 #include "lbitset.h"
+
 #include "obstack.h"
 #include <stddef.h>
 #include <stdlib.h>
@@ -121,7 +121,7 @@ lbitset_elt_alloc (void)
 #define OBSTACK_CHUNK_FREE free
 #endif
 
-#if !defined(__GNUC__) || (__GNUC__ < 2)
+#if ! defined __GNUC__ || __GNUC__ < 2
 #define __alignof__(type) 0
 #endif
 
@@ -363,6 +363,9 @@ lbitset_elt_find (bitset bset, bitset_windex windex,
 
   switch (mode)
     {
+    default:
+      abort ();
+
     case LBITSET_FIND:
       return 0;
 
@@ -376,9 +379,6 @@ lbitset_elt_find (bitset bset, bitset_windex windex,
 
     case LBITSET_SUBST:
       return &lbitset_zero_elts[0];
-
-    default:
-      abort ();
     }
 }
 
@@ -1117,6 +1117,9 @@ lbitset_op3_cmp (bitset dst, bitset src1, bitset src2, enum bitset_ops op)
       dstp = dtmp->words;
       switch (op)
        {
+       default:
+         abort ();
+
        case BITSET_OP_OR:
          for (i = 0; i < LBITSET_ELT_WORDS; i++, dstp++)
            {
@@ -1168,9 +1171,6 @@ lbitset_op3_cmp (bitset dst, bitset src1, bitset src2, enum bitset_ops op)
                }
            }
          break;
-
-       default:
-         abort ();
        }
 
       if (!lbitset_elt_zero_p (dtmp))