1/* original parser id follows */
2/* yysccsid[] = "@(#)yaccpar	1.9 (Berkeley) 02/21/93" */
3/* (use YYMAJOR/YYMINOR for ifdefs dependent of parser version) */
4
5#define YYBYACC 1
6#define YYMAJOR 1
7#define YYMINOR 9
8#define YYCHECK "yyyymmdd"
9
10#define YYEMPTY        (-1)
11#define yyclearin      (yychar = YYEMPTY)
12#define yyerrok        (yyerrflag = 0)
13#define YYRECOVERING() (yyerrflag != 0)
14#define YYENOMEM       (-2)
15#define YYEOF          0
16#undef YYBTYACC
17#define YYBTYACC 0
18#define YYDEBUGSTR YYPREFIX "debug"
19
20#ifndef yyparse
21#define yyparse    error_parse
22#endif /* yyparse */
23
24#ifndef yylex
25#define yylex      error_lex
26#endif /* yylex */
27
28#ifndef yyerror
29#define yyerror    error_error
30#endif /* yyerror */
31
32#ifndef yychar
33#define yychar     error_char
34#endif /* yychar */
35
36#ifndef yyval
37#define yyval      error_val
38#endif /* yyval */
39
40#ifndef yylval
41#define yylval     error_lval
42#endif /* yylval */
43
44#ifndef yydebug
45#define yydebug    error_debug
46#endif /* yydebug */
47
48#ifndef yynerrs
49#define yynerrs    error_nerrs
50#endif /* yynerrs */
51
52#ifndef yyerrflag
53#define yyerrflag  error_errflag
54#endif /* yyerrflag */
55
56#ifndef yylhs
57#define yylhs      error_lhs
58#endif /* yylhs */
59
60#ifndef yylen
61#define yylen      error_len
62#endif /* yylen */
63
64#ifndef yydefred
65#define yydefred   error_defred
66#endif /* yydefred */
67
68#ifndef yystos
69#define yystos     error_stos
70#endif /* yystos */
71
72#ifndef yydgoto
73#define yydgoto    error_dgoto
74#endif /* yydgoto */
75
76#ifndef yysindex
77#define yysindex   error_sindex
78#endif /* yysindex */
79
80#ifndef yyrindex
81#define yyrindex   error_rindex
82#endif /* yyrindex */
83
84#ifndef yygindex
85#define yygindex   error_gindex
86#endif /* yygindex */
87
88#ifndef yytable
89#define yytable    error_table
90#endif /* yytable */
91
92#ifndef yycheck
93#define yycheck    error_check
94#endif /* yycheck */
95
96#ifndef yyname
97#define yyname     error_name
98#endif /* yyname */
99
100#ifndef yyrule
101#define yyrule     error_rule
102#endif /* yyrule */
103
104#if YYBTYACC
105
106#ifndef yycindex
107#define yycindex   error_cindex
108#endif /* yycindex */
109
110#ifndef yyctable
111#define yyctable   error_ctable
112#endif /* yyctable */
113
114#endif /* YYBTYACC */
115
116#define YYPREFIX "error_"
117
118#define YYPURE 0
119
120#line 2 "error.y"
121int yylex(void);
122static void yyerror(const char *);
123#line 124 "error.tab.c"
124
125#if ! defined(YYSTYPE) && ! defined(YYSTYPE_IS_DECLARED)
126/* Default: YYSTYPE is the semantic value type. */
127typedef int YYSTYPE;
128# define YYSTYPE_IS_DECLARED 1
129#endif
130
131/* compatibility with bison */
132#ifdef YYPARSE_PARAM
133/* compatibility with FreeBSD */
134# ifdef YYPARSE_PARAM_TYPE
135#  define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM)
136# else
137#  define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM)
138# endif
139#else
140# define YYPARSE_DECL() yyparse(void)
141#endif
142
143/* Parameters sent to lex. */
144#ifdef YYLEX_PARAM
145# define YYLEX_DECL() yylex(void *YYLEX_PARAM)
146# define YYLEX yylex(YYLEX_PARAM)
147#else
148# define YYLEX_DECL() yylex(void)
149# define YYLEX yylex()
150#endif
151
152/* Parameters sent to yyerror. */
153#ifndef YYERROR_DECL
154#define YYERROR_DECL() yyerror(const char *s)
155#endif
156#ifndef YYERROR_CALL
157#define YYERROR_CALL(msg) yyerror(msg)
158#endif
159
160extern int YYPARSE_DECL();
161
162#define YYERRCODE 256
163typedef short YYINT;
164static const YYINT error_lhs[] = {                       -1,
165    0,
166};
167static const YYINT error_len[] = {                        2,
168    1,
169};
170static const YYINT error_defred[] = {                     0,
171    1,    0,
172};
173static const YYINT error_stos[] = {                       0,
174  256,  258,
175};
176static const YYINT error_dgoto[] = {                      2,
177};
178static const YYINT error_sindex[] = {                  -256,
179    0,    0,
180};
181static const YYINT error_rindex[] = {                     0,
182    0,    0,
183};
184#if YYBTYACC
185static const YYINT error_cindex[] = {                     0,
186    0,    0,
187};
188#endif
189static const YYINT error_gindex[] = {                     0,
190};
191#define YYTABLESIZE 0
192static const YYINT error_table[] = {                      1,
193};
194static const YYINT error_check[] = {                    256,
195};
196#if YYBTYACC
197static const YYINT error_ctable[] = {                    -1,
198};
199#endif
200#define YYFINAL 2
201#ifndef YYDEBUG
202#define YYDEBUG 0
203#endif
204#define YYMAXTOKEN 256
205#define YYUNDFTOKEN 259
206#define YYTRANSLATE(a) ((a) > YYMAXTOKEN ? YYUNDFTOKEN : (a))
207#if YYDEBUG
208static const char *const error_name[] = {
209
210"$end",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
2110,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
2120,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
2130,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
2140,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
2150,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
2160,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"error","$accept","S","illegal-symbol",
217};
218static const char *const error_rule[] = {
219"$accept : S",
220"S : error",
221
222};
223#endif
224
225int      yydebug;
226int      yynerrs;
227
228int      yyerrflag;
229int      yychar;
230YYSTYPE  yyval;
231YYSTYPE  yylval;
232#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
233YYLTYPE  yyloc; /* position returned by actions */
234YYLTYPE  yylloc; /* position from the lexer */
235#endif
236
237#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
238#ifndef YYLLOC_DEFAULT
239#define YYLLOC_DEFAULT(loc, rhs, n) \
240do \
241{ \
242    if (n == 0) \
243    { \
244        (loc).first_line   = ((rhs)[-1]).last_line; \
245        (loc).first_column = ((rhs)[-1]).last_column; \
246        (loc).last_line    = ((rhs)[-1]).last_line; \
247        (loc).last_column  = ((rhs)[-1]).last_column; \
248    } \
249    else \
250    { \
251        (loc).first_line   = ((rhs)[ 0 ]).first_line; \
252        (loc).first_column = ((rhs)[ 0 ]).first_column; \
253        (loc).last_line    = ((rhs)[n-1]).last_line; \
254        (loc).last_column  = ((rhs)[n-1]).last_column; \
255    } \
256} while (0)
257#endif /* YYLLOC_DEFAULT */
258#endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */
259#if YYBTYACC
260
261#ifndef YYLVQUEUEGROWTH
262#define YYLVQUEUEGROWTH 32
263#endif
264#endif /* YYBTYACC */
265
266/* define the initial stack-sizes */
267#ifdef YYSTACKSIZE
268#undef YYMAXDEPTH
269#define YYMAXDEPTH  YYSTACKSIZE
270#else
271#ifdef YYMAXDEPTH
272#define YYSTACKSIZE YYMAXDEPTH
273#else
274#define YYSTACKSIZE 10000
275#define YYMAXDEPTH  10000
276#endif
277#endif
278
279#ifndef YYINITSTACKSIZE
280#define YYINITSTACKSIZE 200
281#endif
282
283typedef struct {
284    unsigned stacksize;
285    short    *s_base;
286    short    *s_mark;
287    short    *s_last;
288    YYSTYPE  *l_base;
289    YYSTYPE  *l_mark;
290#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
291    YYLTYPE  *p_base;
292    YYLTYPE  *p_mark;
293#endif
294} YYSTACKDATA;
295#if YYBTYACC
296
297struct YYParseState_s
298{
299    struct YYParseState_s *save;    /* Previously saved parser state */
300    YYSTACKDATA            yystack; /* saved parser stack */
301    int                    state;   /* saved parser state */
302    int                    errflag; /* saved error recovery status */
303    int                    lexeme;  /* saved index of the conflict lexeme in the lexical queue */
304    YYINT                  ctry;    /* saved index in yyctable[] for this conflict */
305};
306typedef struct YYParseState_s YYParseState;
307#endif /* YYBTYACC */
308/* variables for the parser stack */
309static YYSTACKDATA yystack;
310#if YYBTYACC
311
312/* Current parser state */
313static YYParseState *yyps = 0;
314
315/* yypath != NULL: do the full parse, starting at *yypath parser state. */
316static YYParseState *yypath = 0;
317
318/* Base of the lexical value queue */
319static YYSTYPE *yylvals = 0;
320
321/* Current position at lexical value queue */
322static YYSTYPE *yylvp = 0;
323
324/* End position of lexical value queue */
325static YYSTYPE *yylve = 0;
326
327/* The last allocated position at the lexical value queue */
328static YYSTYPE *yylvlim = 0;
329
330#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
331/* Base of the lexical position queue */
332static YYLTYPE *yylpsns = 0;
333
334/* Current position at lexical position queue */
335static YYLTYPE *yylpp = 0;
336
337/* End position of lexical position queue */
338static YYLTYPE *yylpe = 0;
339
340/* The last allocated position at the lexical position queue */
341static YYLTYPE *yylplim = 0;
342#endif
343
344/* Current position at lexical token queue */
345static short  *yylexp = 0;
346
347static short  *yylexemes = 0;
348#endif /* YYBTYACC */
349#line 8 "error.y"
350
351#include <stdio.h>
352
353int
354main(void)
355{
356    printf("yyparse() = %d\n", yyparse());
357    return 0;
358}
359
360int
361yylex(void)
362{
363    return -1;
364}
365
366static void
367yyerror(const char* s)
368{
369    printf("%s\n", s);
370}
371#line 372 "error.tab.c"
372
373/* For use in generated program */
374#define yydepth (int)(yystack.s_mark - yystack.s_base)
375#if YYBTYACC
376#define yytrial (yyps->save)
377#endif /* YYBTYACC */
378
379#if YYDEBUG
380#include <stdio.h>         /* needed for printf */
381#endif
382
383#include <stdlib.h>        /* needed for malloc, etc */
384#include <string.h>        /* needed for memset */
385
386/* allocate initial stack or double stack size, up to YYMAXDEPTH */
387static int yygrowstack(YYSTACKDATA *data)
388{
389    int i;
390    unsigned newsize;
391    short *newss;
392    YYSTYPE *newvs;
393#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
394    YYLTYPE *newps;
395#endif
396
397    if ((newsize = data->stacksize) == 0)
398        newsize = YYINITSTACKSIZE;
399    else if (newsize >= YYMAXDEPTH)
400        return YYENOMEM;
401    else if ((newsize *= 2) > YYMAXDEPTH)
402        newsize = YYMAXDEPTH;
403
404    i = (int) (data->s_mark - data->s_base);
405    newss = (short *)realloc(data->s_base, newsize * sizeof(*newss));
406    if (newss == 0)
407        return YYENOMEM;
408
409    data->s_base = newss;
410    data->s_mark = newss + i;
411
412    newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs));
413    if (newvs == 0)
414        return YYENOMEM;
415
416    data->l_base = newvs;
417    data->l_mark = newvs + i;
418
419#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
420    newps = (YYLTYPE *)realloc(data->p_base, newsize * sizeof(*newps));
421    if (newps == 0)
422        return YYENOMEM;
423
424    data->p_base = newps;
425    data->p_mark = newps + i;
426#endif
427
428    data->stacksize = newsize;
429    data->s_last = data->s_base + newsize - 1;
430
431#if YYDEBUG
432    if (yydebug)
433        fprintf(stderr, "%sdebug: stack size increased to %d\n", YYPREFIX, newsize);
434#endif
435    return 0;
436}
437
438#if YYPURE || defined(YY_NO_LEAKS)
439static void yyfreestack(YYSTACKDATA *data)
440{
441    free(data->s_base);
442    free(data->l_base);
443#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
444    free(data->p_base);
445#endif
446    memset(data, 0, sizeof(*data));
447}
448#else
449#define yyfreestack(data) /* nothing */
450#endif /* YYPURE || defined(YY_NO_LEAKS) */
451#if YYBTYACC
452
453static YYParseState *
454yyNewState(unsigned size)
455{
456    YYParseState *p = (YYParseState *) malloc(sizeof(YYParseState));
457    if (p == NULL) return NULL;
458
459    p->yystack.stacksize = size;
460    if (size == 0)
461    {
462        p->yystack.s_base = NULL;
463        p->yystack.l_base = NULL;
464#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
465        p->yystack.p_base = NULL;
466#endif
467        return p;
468    }
469    p->yystack.s_base    = (short *) malloc(size * sizeof(short));
470    if (p->yystack.s_base == NULL) return NULL;
471    p->yystack.l_base    = (YYSTYPE *) malloc(size * sizeof(YYSTYPE));
472    if (p->yystack.l_base == NULL) return NULL;
473    memset(p->yystack.l_base, 0, size * sizeof(YYSTYPE));
474#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
475    p->yystack.p_base    = (YYLTYPE *) malloc(size * sizeof(YYLTYPE));
476    if (p->yystack.p_base == NULL) return NULL;
477    memset(p->yystack.p_base, 0, size * sizeof(YYLTYPE));
478#endif
479
480    return p;
481}
482
483static void
484yyFreeState(YYParseState *p)
485{
486    yyfreestack(&p->yystack);
487    free(p);
488}
489#endif /* YYBTYACC */
490
491#define YYABORT  goto yyabort
492#define YYREJECT goto yyabort
493#define YYACCEPT goto yyaccept
494#define YYERROR  goto yyerrlab
495#if YYBTYACC
496#define YYVALID        do { if (yyps->save)            goto yyvalid; } while(0)
497#define YYVALID_NESTED do { if (yyps->save && \
498                                yyps->save->save == 0) goto yyvalid; } while(0)
499#endif /* YYBTYACC */
500
501int
502YYPARSE_DECL()
503{
504    int yym, yyn, yystate, yyresult;
505#if YYBTYACC
506    int yynewerrflag;
507    YYParseState *yyerrctx = NULL;
508#endif /* YYBTYACC */
509#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
510    YYLTYPE  yyerror_loc_range[2]; /* position of error start & end */
511#endif
512#if YYDEBUG
513    const char *yys;
514
515    if ((yys = getenv("YYDEBUG")) != 0)
516    {
517        yyn = *yys;
518        if (yyn >= '0' && yyn <= '9')
519            yydebug = yyn - '0';
520    }
521    if (yydebug)
522        fprintf(stderr, "%sdebug[<# of symbols on state stack>]\n", YYPREFIX);
523#endif
524
525#if YYBTYACC
526    yyps = yyNewState(0); if (yyps == 0) goto yyenomem;
527    yyps->save = 0;
528#endif /* YYBTYACC */
529    yynerrs = 0;
530    yyerrflag = 0;
531    yychar = YYEMPTY;
532    yystate = 0;
533
534#if YYPURE
535    memset(&yystack, 0, sizeof(yystack));
536#endif
537
538    if (yystack.s_base == NULL && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
539    yystack.s_mark = yystack.s_base;
540    yystack.l_mark = yystack.l_base;
541#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
542    yystack.p_mark = yystack.p_base;
543#endif
544    yystate = 0;
545    *yystack.s_mark = 0;
546
547yyloop:
548    if ((yyn = yydefred[yystate]) != 0) goto yyreduce;
549    if (yychar < 0)
550    {
551#if YYBTYACC
552        do {
553        if (yylvp < yylve)
554        {
555            /* we're currently re-reading tokens */
556            yylval = *yylvp++;
557#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
558            yylloc = *yylpp++;
559#endif
560            yychar = *yylexp++;
561            break;
562        }
563        if (yyps->save)
564        {
565            /* in trial mode; save scanner results for future parse attempts */
566            if (yylvp == yylvlim)
567            {   /* Enlarge lexical value queue */
568                size_t p = (size_t) (yylvp - yylvals);
569                size_t s = (size_t) (yylvlim - yylvals);
570
571                s += YYLVQUEUEGROWTH;
572                if ((yylexemes = (short *)   realloc(yylexemes, s * sizeof(short))) == NULL) goto yyenomem;
573                if ((yylvals   = (YYSTYPE *) realloc(yylvals, s * sizeof(YYSTYPE))) == NULL) goto yyenomem;
574#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
575                if ((yylpsns   = (YYLTYPE *) realloc(yylpsns, s * sizeof(YYLTYPE))) == NULL) goto yyenomem;
576#endif
577                yylvp   = yylve = yylvals + p;
578                yylvlim = yylvals + s;
579#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
580                yylpp   = yylpe = yylpsns + p;
581                yylplim = yylpsns + s;
582#endif
583                yylexp  = yylexemes + p;
584            }
585            *yylexp = (short) YYLEX;
586            *yylvp++ = yylval;
587            yylve++;
588#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
589            *yylpp++ = yylloc;
590            yylpe++;
591#endif
592            yychar = *yylexp++;
593            break;
594        }
595        /* normal operation, no conflict encountered */
596#endif /* YYBTYACC */
597        yychar = YYLEX;
598#if YYBTYACC
599        } while (0);
600#endif /* YYBTYACC */
601        if (yychar < 0) yychar = YYEOF;
602        /* if ((yychar = YYLEX) < 0) yychar = YYEOF; */
603#if YYDEBUG
604        if (yydebug)
605        {
606            yys = yyname[YYTRANSLATE(yychar)];
607            fprintf(stderr, "%s[%d]: state %d, reading token %d (%s)",
608                            YYDEBUGSTR, yydepth, yystate, yychar, yys);
609#ifdef YYSTYPE_TOSTRING
610#if YYBTYACC
611            if (!yytrial)
612#endif /* YYBTYACC */
613                fprintf(stderr, " <%s>", YYSTYPE_TOSTRING(yychar, yylval));
614#endif
615            fputc('\n', stderr);
616        }
617#endif
618    }
619#if YYBTYACC
620
621    /* Do we have a conflict? */
622    if (((yyn = yycindex[yystate]) != 0) && (yyn += yychar) >= 0 &&
623        yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar)
624    {
625        YYINT ctry;
626
627        if (yypath)
628        {
629            YYParseState *save;
630#if YYDEBUG
631            if (yydebug)
632                fprintf(stderr, "%s[%d]: CONFLICT in state %d: following successful trial parse\n",
633                                YYDEBUGSTR, yydepth, yystate);
634#endif
635            /* Switch to the next conflict context */
636            save = yypath;
637            yypath = save->save;
638            save->save = NULL;
639            ctry = save->ctry;
640            if (save->state != yystate) YYABORT;
641            yyFreeState(save);
642
643        }
644        else
645        {
646
647            /* Unresolved conflict - start/continue trial parse */
648            YYParseState *save;
649#if YYDEBUG
650            if (yydebug)
651            {
652                fprintf(stderr, "%s[%d]: CONFLICT in state %d. ", YYDEBUGSTR, yydepth, yystate);
653                if (yyps->save)
654                    fputs("ALREADY in conflict, continuing trial parse.\n", stderr);
655                else
656                    fputs("Starting trial parse.\n", stderr);
657            }
658#endif
659            save                  = yyNewState((unsigned)(yystack.s_mark - yystack.s_base + 1));
660            if (save == NULL) goto yyenomem;
661            save->save            = yyps->save;
662            save->state           = yystate;
663            save->errflag         = yyerrflag;
664            save->yystack.s_mark  = save->yystack.s_base + (yystack.s_mark - yystack.s_base);
665            memcpy (save->yystack.s_base, yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(short));
666            save->yystack.l_mark  = save->yystack.l_base + (yystack.l_mark - yystack.l_base);
667            memcpy (save->yystack.l_base, yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE));
668#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
669            save->yystack.p_mark  = save->yystack.p_base + (yystack.p_mark - yystack.p_base);
670            memcpy (save->yystack.p_base, yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE));
671#endif
672            ctry                  = yytable[yyn];
673            if (yyctable[ctry] == -1)
674            {
675#if YYDEBUG
676                if (yydebug && yychar >= YYEOF)
677                    fprintf(stderr, "%s[%d]: backtracking 1 token\n", YYDEBUGSTR, yydepth);
678#endif
679                ctry++;
680            }
681            save->ctry = ctry;
682            if (yyps->save == NULL)
683            {
684                /* If this is a first conflict in the stack, start saving lexemes */
685                if (!yylexemes)
686                {
687                    yylexemes = (short *) malloc((YYLVQUEUEGROWTH) * sizeof(short));
688                    if (yylexemes == NULL) goto yyenomem;
689                    yylvals   = (YYSTYPE *) malloc((YYLVQUEUEGROWTH) * sizeof(YYSTYPE));
690                    if (yylvals == NULL) goto yyenomem;
691                    yylvlim   = yylvals + YYLVQUEUEGROWTH;
692#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
693                    yylpsns   = (YYLTYPE *) malloc((YYLVQUEUEGROWTH) * sizeof(YYLTYPE));
694                    if (yylpsns == NULL) goto yyenomem;
695                    yylplim   = yylpsns + YYLVQUEUEGROWTH;
696#endif
697                }
698                if (yylvp == yylve)
699                {
700                    yylvp  = yylve = yylvals;
701#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
702                    yylpp  = yylpe = yylpsns;
703#endif
704                    yylexp = yylexemes;
705                    if (yychar >= YYEOF)
706                    {
707                        *yylve++ = yylval;
708#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
709                        *yylpe++ = yylloc;
710#endif
711                        *yylexp  = (short) yychar;
712                        yychar   = YYEMPTY;
713                    }
714                }
715            }
716            if (yychar >= YYEOF)
717            {
718                yylvp--;
719#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
720                yylpp--;
721#endif
722                yylexp--;
723                yychar = YYEMPTY;
724            }
725            save->lexeme = (int) (yylvp - yylvals);
726            yyps->save   = save;
727        }
728        if (yytable[yyn] == ctry)
729        {
730#if YYDEBUG
731            if (yydebug)
732                fprintf(stderr, "%s[%d]: state %d, shifting to state %d\n",
733                                YYDEBUGSTR, yydepth, yystate, yyctable[ctry]);
734#endif
735            if (yychar < 0)
736            {
737                yylvp++;
738#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
739                yylpp++;
740#endif
741                yylexp++;
742            }
743            if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM)
744                goto yyoverflow;
745            yystate = yyctable[ctry];
746            *++yystack.s_mark = (short) yystate;
747            *++yystack.l_mark = yylval;
748#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
749            *++yystack.p_mark = yylloc;
750#endif
751            yychar  = YYEMPTY;
752            if (yyerrflag > 0) --yyerrflag;
753            goto yyloop;
754        }
755        else
756        {
757            yyn = yyctable[ctry];
758            goto yyreduce;
759        }
760    } /* End of code dealing with conflicts */
761#endif /* YYBTYACC */
762    if (((yyn = yysindex[yystate]) != 0) && (yyn += yychar) >= 0 &&
763            yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar)
764    {
765#if YYDEBUG
766        if (yydebug)
767            fprintf(stderr, "%s[%d]: state %d, shifting to state %d\n",
768                            YYDEBUGSTR, yydepth, yystate, yytable[yyn]);
769#endif
770        if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
771        yystate = yytable[yyn];
772        *++yystack.s_mark = yytable[yyn];
773        *++yystack.l_mark = yylval;
774#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
775        *++yystack.p_mark = yylloc;
776#endif
777        yychar = YYEMPTY;
778        if (yyerrflag > 0)  --yyerrflag;
779        goto yyloop;
780    }
781    if (((yyn = yyrindex[yystate]) != 0) && (yyn += yychar) >= 0 &&
782            yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar)
783    {
784        yyn = yytable[yyn];
785        goto yyreduce;
786    }
787    if (yyerrflag != 0) goto yyinrecovery;
788#if YYBTYACC
789
790    yynewerrflag = 1;
791    goto yyerrhandler;
792    goto yyerrlab;
793
794yyerrlab:
795    yynewerrflag = 0;
796yyerrhandler:
797    while (yyps->save)
798    {
799        int ctry;
800        YYParseState *save = yyps->save;
801#if YYDEBUG
802        if (yydebug)
803            fprintf(stderr, "%s[%d]: ERROR in state %d, CONFLICT BACKTRACKING to state %d, %d tokens\n",
804                            YYDEBUGSTR, yydepth, yystate, yyps->save->state,
805                    (int)(yylvp - yylvals - yyps->save->lexeme));
806#endif
807        /* Memorize most forward-looking error state in case it's really an error. */
808        if (yyerrctx == NULL || yyerrctx->lexeme < yylvp - yylvals)
809        {
810            /* Free old saved error context state */
811            if (yyerrctx) yyFreeState(yyerrctx);
812            /* Create and fill out new saved error context state */
813            yyerrctx                 = yyNewState((unsigned)(yystack.s_mark - yystack.s_base + 1));
814            if (yyerrctx == NULL) goto yyenomem;
815            yyerrctx->save           = yyps->save;
816            yyerrctx->state          = yystate;
817            yyerrctx->errflag        = yyerrflag;
818            yyerrctx->yystack.s_mark = yyerrctx->yystack.s_base + (yystack.s_mark - yystack.s_base);
819            memcpy (yyerrctx->yystack.s_base, yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(short));
820            yyerrctx->yystack.l_mark = yyerrctx->yystack.l_base + (yystack.l_mark - yystack.l_base);
821            memcpy (yyerrctx->yystack.l_base, yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE));
822#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
823            yyerrctx->yystack.p_mark = yyerrctx->yystack.p_base + (yystack.p_mark - yystack.p_base);
824            memcpy (yyerrctx->yystack.p_base, yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE));
825#endif
826            yyerrctx->lexeme         = (int) (yylvp - yylvals);
827        }
828        yylvp          = yylvals   + save->lexeme;
829#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
830        yylpp          = yylpsns   + save->lexeme;
831#endif
832        yylexp         = yylexemes + save->lexeme;
833        yychar         = YYEMPTY;
834        yystack.s_mark = yystack.s_base + (save->yystack.s_mark - save->yystack.s_base);
835        memcpy (yystack.s_base, save->yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(short));
836        yystack.l_mark = yystack.l_base + (save->yystack.l_mark - save->yystack.l_base);
837        memcpy (yystack.l_base, save->yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE));
838#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
839        yystack.p_mark = yystack.p_base + (save->yystack.p_mark - save->yystack.p_base);
840        memcpy (yystack.p_base, save->yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE));
841#endif
842        ctry           = ++save->ctry;
843        yystate        = save->state;
844        /* We tried shift, try reduce now */
845        if ((yyn = yyctable[ctry]) >= 0) goto yyreduce;
846        yyps->save     = save->save;
847        save->save     = NULL;
848        yyFreeState(save);
849
850        /* Nothing left on the stack -- error */
851        if (!yyps->save)
852        {
853#if YYDEBUG
854            if (yydebug)
855                fprintf(stderr, "%sdebug[%d,trial]: trial parse FAILED, entering ERROR mode\n",
856                                YYPREFIX, yydepth);
857#endif
858            /* Restore state as it was in the most forward-advanced error */
859            yylvp          = yylvals   + yyerrctx->lexeme;
860#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
861            yylpp          = yylpsns   + yyerrctx->lexeme;
862#endif
863            yylexp         = yylexemes + yyerrctx->lexeme;
864            yychar         = yylexp[-1];
865            yylval         = yylvp[-1];
866#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
867            yylloc         = yylpp[-1];
868#endif
869            yystack.s_mark = yystack.s_base + (yyerrctx->yystack.s_mark - yyerrctx->yystack.s_base);
870            memcpy (yystack.s_base, yyerrctx->yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(short));
871            yystack.l_mark = yystack.l_base + (yyerrctx->yystack.l_mark - yyerrctx->yystack.l_base);
872            memcpy (yystack.l_base, yyerrctx->yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE));
873#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
874            yystack.p_mark = yystack.p_base + (yyerrctx->yystack.p_mark - yyerrctx->yystack.p_base);
875            memcpy (yystack.p_base, yyerrctx->yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE));
876#endif
877            yystate        = yyerrctx->state;
878            yyFreeState(yyerrctx);
879            yyerrctx       = NULL;
880        }
881        yynewerrflag = 1;
882    }
883    if (yynewerrflag == 0) goto yyinrecovery;
884#endif /* YYBTYACC */
885
886    YYERROR_CALL("syntax error");
887#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
888    yyerror_loc_range[0] = yylloc; /* lookahead position is error start position */
889#endif
890
891#if !YYBTYACC
892    goto yyerrlab;
893yyerrlab:
894#endif
895    ++yynerrs;
896
897yyinrecovery:
898    if (yyerrflag < 3)
899    {
900        yyerrflag = 3;
901        for (;;)
902        {
903            if (((yyn = yysindex[*yystack.s_mark]) != 0) && (yyn += YYERRCODE) >= 0 &&
904                    yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) YYERRCODE)
905            {
906#if YYDEBUG
907                if (yydebug)
908                    fprintf(stderr, "%s[%d]: state %d, error recovery shifting to state %d\n",
909                                    YYDEBUGSTR, yydepth, *yystack.s_mark, yytable[yyn]);
910#endif
911                if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
912                yystate = yytable[yyn];
913                *++yystack.s_mark = yytable[yyn];
914                *++yystack.l_mark = yylval;
915#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
916                /* lookahead position is error end position */
917                yyerror_loc_range[1] = yylloc;
918                YYLLOC_DEFAULT(yyloc, yyerror_loc_range, 2); /* position of error span */
919                *++yystack.p_mark = yyloc;
920#endif
921                goto yyloop;
922            }
923            else
924            {
925#if YYDEBUG
926                if (yydebug)
927                    fprintf(stderr, "%s[%d]: error recovery discarding state %d\n",
928                                    YYDEBUGSTR, yydepth, *yystack.s_mark);
929#endif
930                if (yystack.s_mark <= yystack.s_base) goto yyabort;
931#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
932                /* the current TOS position is the error start position */
933                yyerror_loc_range[0] = *yystack.p_mark;
934#endif
935#if defined(YYDESTRUCT_CALL)
936#if YYBTYACC
937                if (!yytrial)
938#endif /* YYBTYACC */
939#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
940                    YYDESTRUCT_CALL("error: discarding state",
941                                    yystos[*yystack.s_mark], yystack.l_mark, yystack.p_mark);
942#else
943                    YYDESTRUCT_CALL("error: discarding state",
944                                    yystos[*yystack.s_mark], yystack.l_mark);
945#endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */
946#endif /* defined(YYDESTRUCT_CALL) */
947                --yystack.s_mark;
948                --yystack.l_mark;
949#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
950                --yystack.p_mark;
951#endif
952            }
953        }
954    }
955    else
956    {
957        if (yychar == YYEOF) goto yyabort;
958#if YYDEBUG
959        if (yydebug)
960        {
961            yys = yyname[YYTRANSLATE(yychar)];
962            fprintf(stderr, "%s[%d]: state %d, error recovery discarding token %d (%s)\n",
963                            YYDEBUGSTR, yydepth, yystate, yychar, yys);
964        }
965#endif
966#if defined(YYDESTRUCT_CALL)
967#if YYBTYACC
968        if (!yytrial)
969#endif /* YYBTYACC */
970#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
971            YYDESTRUCT_CALL("error: discarding token", yychar, &yylval, &yylloc);
972#else
973            YYDESTRUCT_CALL("error: discarding token", yychar, &yylval);
974#endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */
975#endif /* defined(YYDESTRUCT_CALL) */
976        yychar = YYEMPTY;
977        goto yyloop;
978    }
979
980yyreduce:
981    yym = yylen[yyn];
982#if YYDEBUG
983    if (yydebug)
984    {
985        fprintf(stderr, "%s[%d]: state %d, reducing by rule %d (%s)",
986                        YYDEBUGSTR, yydepth, yystate, yyn, yyrule[yyn]);
987#ifdef YYSTYPE_TOSTRING
988#if YYBTYACC
989        if (!yytrial)
990#endif /* YYBTYACC */
991            if (yym > 0)
992            {
993                int i;
994                fputc('<', stderr);
995                for (i = yym; i > 0; i--)
996                {
997                    if (i != yym) fputs(", ", stderr);
998                    fputs(YYSTYPE_TOSTRING(yystos[yystack.s_mark[1-i]],
999                                           yystack.l_mark[1-i]), stderr);
1000                }
1001                fputc('>', stderr);
1002            }
1003#endif
1004        fputc('\n', stderr);
1005    }
1006#endif
1007    if (yym > 0)
1008        yyval = yystack.l_mark[1-yym];
1009    else
1010        memset(&yyval, 0, sizeof yyval);
1011#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1012
1013    /* Perform position reduction */
1014    memset(&yyloc, 0, sizeof(yyloc));
1015#if YYBTYACC
1016    if (!yytrial)
1017#endif /* YYBTYACC */
1018    {
1019        YYLLOC_DEFAULT(yyloc, &yystack.p_mark[1-yym], yym);
1020        /* just in case YYERROR is invoked within the action, save
1021           the start of the rhs as the error start position */
1022        yyerror_loc_range[0] = yystack.p_mark[1-yym];
1023    }
1024#endif
1025
1026    switch (yyn)
1027    {
1028    default:
1029        break;
1030    }
1031    yystack.s_mark -= yym;
1032    yystate = *yystack.s_mark;
1033    yystack.l_mark -= yym;
1034#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1035    yystack.p_mark -= yym;
1036#endif
1037    yym = yylhs[yyn];
1038    if (yystate == 0 && yym == 0)
1039    {
1040#if YYDEBUG
1041        if (yydebug)
1042        {
1043            fprintf(stderr, "%s[%d]: after reduction, ", YYDEBUGSTR, yydepth);
1044#ifdef YYSTYPE_TOSTRING
1045#if YYBTYACC
1046            if (!yytrial)
1047#endif /* YYBTYACC */
1048                fprintf(stderr, "result is <%s>, ", YYSTYPE_TOSTRING(yystos[YYFINAL], yyval));
1049#endif
1050            fprintf(stderr, "shifting from state 0 to final state %d\n", YYFINAL);
1051        }
1052#endif
1053        yystate = YYFINAL;
1054        *++yystack.s_mark = YYFINAL;
1055        *++yystack.l_mark = yyval;
1056#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1057        *++yystack.p_mark = yyloc;
1058#endif
1059        if (yychar < 0)
1060        {
1061#if YYBTYACC
1062            do {
1063            if (yylvp < yylve)
1064            {
1065                /* we're currently re-reading tokens */
1066                yylval = *yylvp++;
1067#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1068                yylloc = *yylpp++;
1069#endif
1070                yychar = *yylexp++;
1071                break;
1072            }
1073            if (yyps->save)
1074            {
1075                /* in trial mode; save scanner results for future parse attempts */
1076                if (yylvp == yylvlim)
1077                {   /* Enlarge lexical value queue */
1078                    size_t p = (size_t) (yylvp - yylvals);
1079                    size_t s = (size_t) (yylvlim - yylvals);
1080
1081                    s += YYLVQUEUEGROWTH;
1082                    if ((yylexemes = (short *)   realloc(yylexemes, s * sizeof(short))) == NULL)
1083                        goto yyenomem;
1084                    if ((yylvals   = (YYSTYPE *) realloc(yylvals, s * sizeof(YYSTYPE))) == NULL)
1085                        goto yyenomem;
1086#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1087                    if ((yylpsns   = (YYLTYPE *) realloc(yylpsns, s * sizeof(YYLTYPE))) == NULL)
1088                        goto yyenomem;
1089#endif
1090                    yylvp   = yylve = yylvals + p;
1091                    yylvlim = yylvals + s;
1092#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1093                    yylpp   = yylpe = yylpsns + p;
1094                    yylplim = yylpsns + s;
1095#endif
1096                    yylexp  = yylexemes + p;
1097                }
1098                *yylexp = (short) YYLEX;
1099                *yylvp++ = yylval;
1100                yylve++;
1101#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1102                *yylpp++ = yylloc;
1103                yylpe++;
1104#endif
1105                yychar = *yylexp++;
1106                break;
1107            }
1108            /* normal operation, no conflict encountered */
1109#endif /* YYBTYACC */
1110            yychar = YYLEX;
1111#if YYBTYACC
1112            } while (0);
1113#endif /* YYBTYACC */
1114            if (yychar < 0) yychar = YYEOF;
1115            /* if ((yychar = YYLEX) < 0) yychar = YYEOF; */
1116#if YYDEBUG
1117            if (yydebug)
1118            {
1119                yys = yyname[YYTRANSLATE(yychar)];
1120                fprintf(stderr, "%s[%d]: state %d, reading %d (%s)\n",
1121                                YYDEBUGSTR, yydepth, YYFINAL, yychar, yys);
1122            }
1123#endif
1124        }
1125        if (yychar == YYEOF) goto yyaccept;
1126        goto yyloop;
1127    }
1128    if (((yyn = yygindex[yym]) != 0) && (yyn += yystate) >= 0 &&
1129            yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yystate)
1130        yystate = yytable[yyn];
1131    else
1132        yystate = yydgoto[yym];
1133#if YYDEBUG
1134    if (yydebug)
1135    {
1136        fprintf(stderr, "%s[%d]: after reduction, ", YYDEBUGSTR, yydepth);
1137#ifdef YYSTYPE_TOSTRING
1138#if YYBTYACC
1139        if (!yytrial)
1140#endif /* YYBTYACC */
1141            fprintf(stderr, "result is <%s>, ", YYSTYPE_TOSTRING(yystos[yystate], yyval));
1142#endif
1143        fprintf(stderr, "shifting from state %d to state %d\n", *yystack.s_mark, yystate);
1144    }
1145#endif
1146    if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
1147    *++yystack.s_mark = (short) yystate;
1148    *++yystack.l_mark = yyval;
1149#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1150    *++yystack.p_mark = yyloc;
1151#endif
1152    goto yyloop;
1153#if YYBTYACC
1154
1155    /* Reduction declares that this path is valid. Set yypath and do a full parse */
1156yyvalid:
1157    if (yypath) YYABORT;
1158    while (yyps->save)
1159    {
1160        YYParseState *save = yyps->save;
1161        yyps->save = save->save;
1162        save->save = yypath;
1163        yypath = save;
1164    }
1165#if YYDEBUG
1166    if (yydebug)
1167        fprintf(stderr, "%s[%d]: state %d, CONFLICT trial successful, backtracking to state %d, %d tokens\n",
1168                        YYDEBUGSTR, yydepth, yystate, yypath->state, (int)(yylvp - yylvals - yypath->lexeme));
1169#endif
1170    if (yyerrctx)
1171    {
1172        yyFreeState(yyerrctx);
1173        yyerrctx = NULL;
1174    }
1175    yylvp          = yylvals + yypath->lexeme;
1176#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1177    yylpp          = yylpsns + yypath->lexeme;
1178#endif
1179    yylexp         = yylexemes + yypath->lexeme;
1180    yychar         = YYEMPTY;
1181    yystack.s_mark = yystack.s_base + (yypath->yystack.s_mark - yypath->yystack.s_base);
1182    memcpy (yystack.s_base, yypath->yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(short));
1183    yystack.l_mark = yystack.l_base + (yypath->yystack.l_mark - yypath->yystack.l_base);
1184    memcpy (yystack.l_base, yypath->yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE));
1185#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1186    yystack.p_mark = yystack.p_base + (yypath->yystack.p_mark - yypath->yystack.p_base);
1187    memcpy (yystack.p_base, yypath->yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE));
1188#endif
1189    yystate        = yypath->state;
1190    goto yyloop;
1191#endif /* YYBTYACC */
1192
1193yyoverflow:
1194    YYERROR_CALL("yacc stack overflow");
1195#if YYBTYACC
1196    goto yyabort_nomem;
1197yyenomem:
1198    YYERROR_CALL("memory exhausted");
1199yyabort_nomem:
1200#endif /* YYBTYACC */
1201    yyresult = 2;
1202    goto yyreturn;
1203
1204yyabort:
1205    yyresult = 1;
1206    goto yyreturn;
1207
1208yyaccept:
1209#if YYBTYACC
1210    if (yyps->save) goto yyvalid;
1211#endif /* YYBTYACC */
1212    yyresult = 0;
1213
1214yyreturn:
1215#if defined(YYDESTRUCT_CALL)
1216    if (yychar != YYEOF && yychar != YYEMPTY)
1217#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1218        YYDESTRUCT_CALL("cleanup: discarding token", yychar, &yylval, &yylloc);
1219#else
1220        YYDESTRUCT_CALL("cleanup: discarding token", yychar, &yylval);
1221#endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */
1222
1223    {
1224        YYSTYPE *pv;
1225#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1226        YYLTYPE *pp;
1227
1228        for (pv = yystack.l_base, pp = yystack.p_base; pv <= yystack.l_mark; ++pv, ++pp)
1229             YYDESTRUCT_CALL("cleanup: discarding state",
1230                             yystos[*(yystack.s_base + (pv - yystack.l_base))], pv, pp);
1231#else
1232        for (pv = yystack.l_base; pv <= yystack.l_mark; ++pv)
1233             YYDESTRUCT_CALL("cleanup: discarding state",
1234                             yystos[*(yystack.s_base + (pv - yystack.l_base))], pv);
1235#endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */
1236    }
1237#endif /* defined(YYDESTRUCT_CALL) */
1238
1239#if YYBTYACC
1240    if (yyerrctx)
1241    {
1242        yyFreeState(yyerrctx);
1243        yyerrctx = NULL;
1244    }
1245    while (yyps)
1246    {
1247        YYParseState *save = yyps;
1248        yyps = save->save;
1249        save->save = NULL;
1250        yyFreeState(save);
1251    }
1252    while (yypath)
1253    {
1254        YYParseState *save = yypath;
1255        yypath = save->save;
1256        save->save = NULL;
1257        yyFreeState(save);
1258    }
1259#endif /* YYBTYACC */
1260    yyfreestack(&yystack);
1261    return (yyresult);
1262}
1263