/[bison]/bison/src/LR0.c
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revision 1.32 by akim, Wed Dec 5 09:40:47 2001 UTC revision 1.33 by akim, Wed Dec 5 09:41:01 2001 UTC
# Line 141  static void Line 141  static void
141  new_itemsets (void)  new_itemsets (void)
142  {  {
143    int i;    int i;
   int shiftcount;  
144    
145    if (trace_flag)    if (trace_flag)
146      fprintf (stderr, "Entering new_itemsets, state = %d\n",      fprintf (stderr, "Entering new_itemsets, state = %d\n",
# Line 151  new_itemsets (void) Line 150  new_itemsets (void)
150      kernel_size[i] = 0;      kernel_size[i] = 0;
151    
152    shift_symbol = XCALLOC (short, nsyms);    shift_symbol = XCALLOC (short, nsyms);
153    shiftcount = 0;    nshifts = 0;
154    
155    for (i = 0; i < itemsetsize; ++i)    for (i = 0; i < nitemset; ++i)
156      {      {
157        int symbol = ritem[itemset[i]];        int symbol = ritem[itemset[i]];
158        if (symbol > 0)        if (symbol > 0)
159          {          {
160            if (!kernel_size[symbol])            if (!kernel_size[symbol])
161              {              {
162                shift_symbol[shiftcount] = symbol;                shift_symbol[nshifts] = symbol;
163                shiftcount++;                nshifts++;
164              }              }
165    
166            kernel_base[symbol][kernel_size[symbol]] = itemset[i] + 1;            kernel_base[symbol][kernel_size[symbol]] = itemset[i] + 1;
167            kernel_size[symbol]++;            kernel_size[symbol]++;
168          }          }
169      }      }
   
   nshifts = shiftcount;  
170  }  }
171    
172    
# Line 542  save_reductions (void) Line 539  save_reductions (void)
539    /* Find and count the active items that represent ends of rules. */    /* Find and count the active items that represent ends of rules. */
540    
541    count = 0;    count = 0;
542    for (i = 0; i < itemsetsize; ++i)    for (i = 0; i < nitemset; ++i)
543      {      {
544        int item = ritem[itemset[i]];        int item = ritem[itemset[i]];
545        if (item < 0)        if (item < 0)

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