/* Closures for Bison
- Copyright (C) 1984, 1989, 2000, 2001, 2002, 2004 Free Software
- Foundation, Inc.
+ Copyright (C) 1984, 1989, 2000, 2001, 2002, 2004, 2005, 2007 Free
+ Software Foundation, Inc.
This file is part of Bison, the GNU Compiler Compiler.
Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA. */
+#include <config.h>
#include "system.h"
#include <bitset.h>
/* NITEMSET is the size of the array ITEMSET. */
item_number *itemset;
-size_t nritemset;
+size_t nitemset;
static bitset ruleset;
if (ISVAR (ritem[core[c]]))
bitset_or (ruleset, ruleset, FDERIVES (ritem[core[c]]));
- nritemset = 0;
+ /* core is sorted on item index in ritem, which is sorted on rule number.
+ Compute itemset with the same sort. */
+ nitemset = 0;
c = 0;
BITSET_FOR_EACH (iter, ruleset, ruleno, 0)
{
item_number itemno = rules[ruleno].rhs - ritem;
while (c < n && core[c] < itemno)
{
- itemset[nritemset] = core[c];
- nritemset++;
+ itemset[nitemset] = core[c];
+ nitemset++;
c++;
}
- itemset[nritemset] = itemno;
- nritemset++;
+ itemset[nitemset] = itemno;
+ nitemset++;
};
while (c < n)
{
- itemset[nritemset] = core[c];
- nritemset++;
+ itemset[nitemset] = core[c];
+ nitemset++;
c++;
}
if (trace_flag & trace_sets)
- print_closure ("output", itemset, nritemset);
+ print_closure ("output", itemset, nitemset);
}