It was written by Richard Stallman by simplifying the hairy parser
used when %semantic_parser is specified. */
-#ifndef alloca
+#ifndef YYSTACK_USE_ALLOCA
+#ifdef alloca
+#define YYSTACK_USE_ALLOCA
+#else /* alloca not defined */
#ifdef __GNUC__
+#define YYSTACK_USE_ALLOCA
#define alloca __builtin_alloca
#else /* not GNU C. */
#if (!defined (__STDC__) && defined (sparc)) || defined (__sparc__) || defined (__sparc) || defined (__sgi) || (defined (__sun) && defined (__i386))
+#define YYSTACK_USE_ALLOCA
#include <alloca.h>
#else /* not sparc */
+/* We think this test detects Watcom and Microsoft C. */
/* This used to test MSDOS, but that is a bad idea
- since that is in the user namespace. */
+ since that symbol is in the user namespace. */
#if (defined (_MSDOS) || defined (_MSDOS_)) && !defined (__TURBOC__)
+#if 0 /* No need for malloc.h, which pollutes the namespace;
+ instead, just don't use alloca. */
#include <malloc.h>
+#endif
#else /* not MSDOS, or __TURBOC__ */
#if defined(_AIX)
-#include <malloc.h>
+/* I don't know what this was needed for, but it pollutes the namespace.
+ So I turned it off. rms, 2 May 1997. */
+/* #include <malloc.h> */
#pragma alloca
+#define YYSTACK_USE_ALLOCA
#else /* not MSDOS, or __TURBOC__, or _AIX */
-#ifdef __hpux /* haible@ilog.fr says this works for HPUX 9 and 10. */
+#if 0
+#ifdef __hpux /* haible@ilog.fr says this works for HPUX 9.05 and up,
+ and on HPUX 10. Eventually we can turn this on. */
+#define YYSTACK_USE_ALLOCA
#define alloca __builtin_alloca
#endif /* __hpux */
+#endif
#endif /* not _AIX */
#endif /* not MSDOS, or __TURBOC__ */
-#endif /* not sparc. */
-#endif /* not GNU C. */
-#endif /* alloca not defined. */
+#endif /* not sparc */
+#endif /* not GNU C */
+#endif /* alloca not defined */
+#endif /* YYSTACK_USE_ALLOCA not defined */
+
+#ifdef YYSTACK_USE_ALLOCA
+#define YYSTACK_ALLOC alloca
+#else
+#define YYSTACK_ALLOC malloc
+#endif
/* Note: there must be only one dollar sign in this file.
It is replaced by the list of actions, each action
#define yyclearin (yychar = YYEMPTY)
#define YYEMPTY -2
#define YYEOF 0
-#define YYACCEPT return(0)
-#define YYABORT return(1)
+#define YYACCEPT goto yyacceptlab
+#define YYABORT goto yyabortlab
#define YYERROR goto yyerrlab1
/* Like YYERROR except do call yyerror.
This remains here temporarily to ease the
#endif
#endif
\f
-#line 196 "bison.simple"
+#line 215 "bison.simple"
/* The user can define YYPARSE_PARAM as the name of an argument to be passed
into yyparse. The argument should have type void *.
#endif
int yystacksize = YYINITDEPTH;
+ int yyfree_stacks = 0;
#ifdef YYPURE
int yychar;
if (yystacksize >= YYMAXDEPTH)
{
yyerror("parser stack overflow");
+ if (yyfree_stacks)
+ {
+ free (yyss);
+ free (yyvs);
+#ifdef YYLSP_NEEDED
+ free (yyls);
+#endif
+ }
return 2;
}
yystacksize *= 2;
if (yystacksize > YYMAXDEPTH)
yystacksize = YYMAXDEPTH;
- yyss = (short *) alloca (yystacksize * sizeof (*yyssp));
+#ifndef YYSTACK_USE_ALLOCA
+ yyfree_stacks = 1;
+#endif
+ yyss = (short *) YYSTACK_ALLOC (yystacksize * sizeof (*yyssp));
__yy_memcpy ((char *)yyss, (char *)yyss1,
size * (unsigned int) sizeof (*yyssp));
- yyvs = (YYSTYPE *) alloca (yystacksize * sizeof (*yyvsp));
+ yyvs = (YYSTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yyvsp));
__yy_memcpy ((char *)yyvs, (char *)yyvs1,
size * (unsigned int) sizeof (*yyvsp));
#ifdef YYLSP_NEEDED
- yyls = (YYLTYPE *) alloca (yystacksize * sizeof (*yylsp));
+ yyls = (YYLTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yylsp));
__yy_memcpy ((char *)yyls, (char *)yyls1,
size * (unsigned int) sizeof (*yylsp));
#endif
#endif
$ /* the action file gets copied in in place of this dollarsign */
-#line 498 "bison.simple"
+#line 541 "bison.simple"
\f
yyvsp -= yylen;
yyssp -= yylen;
yystate = yyn;
goto yynewstate;
+
+ yyacceptlab:
+ /* YYACCEPT comes here. */
+ if (yyfree_stacks)
+ {
+ free (yyss);
+ free (yyvs);
+#ifdef YYLSP_NEEDED
+ free (yyls);
+#endif
+ }
+ return 0;
+
+ yyabortlab:
+ /* YYABORT comes here. */
+ if (yyfree_stacks)
+ {
+ free (yyss);
+ free (yyvs);
+#ifdef YYLSP_NEEDED
+ free (yyls);
+#endif
+ }
+ return 1;
}