/[bison]/bison/src/derives.c
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Diff of /bison/src/derives.c

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revision 1.13.2.6 by akim, Mon Nov 19 09:27:11 2001 UTC revision 1.13.2.7 by akim, Fri Nov 30 10:46:08 2001 UTC
# Line 63  void Line 63  void
63  set_derives (void)  set_derives (void)
64  {  {
65    int i;    int i;
   int lhs;  
66    shorts *p;    shorts *p;
67    short *q;    short *q;
68    shorts **dset;    shorts **dset;
# Line 74  set_derives (void) Line 73  set_derives (void)
73    
74    p = delts;    p = delts;
75    for (i = nrules; i > 0; i--)    for (i = nrules; i > 0; i--)
76      {      if (rule_table[i].useful)
77        lhs = rule_table[i].lhs;        {
78        if (lhs >= 0)          int lhs = rule_table[i].lhs;
79          {          p->next = dset[lhs];
80            p->next = dset[lhs];          p->value = i;
81            p->value = i;          dset[lhs] = p;
82            dset[lhs] = p;          p++;
83            p++;        }
         }  
     }  
84    
85    derives = XCALLOC (short *, nvars) - ntokens;    derives = XCALLOC (short *, nvars) - ntokens;
86    q = XCALLOC (short, nvars + nrules);    q = XCALLOC (short, nvars + nrules);

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