+/* All symbols defined below should begin with yy or YY, to avoid
+ infringing on user name space. This should be done even for local
+ variables, as they might otherwise be expanded by user macros.
+ There are some unavoidable exceptions within include files to
+ define necessary C library symbols; they are noted "INFRINGES ON
+ USER NAME SPACE" below. */
+
+#if ! defined (yyoverflow) || YYERROR_VERBOSE
+
+/* The parser invokes alloca or malloc; define the necessary symbols. */
+
+# if YYSTACK_USE_ALLOCA
+# define YYSTACK_ALLOC alloca
+# define YYSIZE_T size_t
+# else
+# ifndef YYSTACK_USE_ALLOCA
+# if defined (alloca) || defined (_ALLOCA_H)
+# define YYSTACK_ALLOC alloca
+# define YYSIZE_T size_t
+# else
+# if defined (__GNUC__) || defined (_AIX) || defined (__hpux)
+# define YYSTACK_ALLOC __builtin_alloca
+# endif
+# ifndef __GNUC__
+# ifdef _AIX
+ # pragma alloca
+# endif
+# if defined (__sgi) || defined (__sparc__) || defined (__sparc) || defined (__sun)
+# include <alloca.h> /* INFRINGES ON USER NAME SPACE */
+# define YYSTACK_ALLOC alloca
+# define YYSIZE_T size_t
+# endif
+# endif
+# endif
+# endif
+# endif
+
+# ifdef YYSTACK_ALLOC
+ /* Pacify GCC's `empty if-body' warning. */
+# define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
+# else
+# define YYSTACK_ALLOC malloc
+# define YYSTACK_FREE(Ptr) free (Ptr)
+# if defined (__STDC__) || defined (__cplusplus)
+# include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
+# define YYSIZE_T size_t
+# endif
+# endif
+
+/* A type that is properly aligned for any stack member. */
+union yyalloc
+{
+ short yyss;
+ YYSTYPE yyvs;
+# if YYLSP_NEEDED
+ YYLTYPE yyls;
+# endif
+};
+
+/* The size of the maximum gap between one aligned stack and the next. */
+# define YYSTACK_GAP_MAX (sizeof (union yyalloc) - 1)
+
+/* The size of an array large to enough to hold all stacks, each with
+ N elements. */
+# if YYLSP_NEEDED
+# define YYSTACK_BYTES(N) \
+ ((N) * (sizeof (short) + sizeof (YYSTYPE) + sizeof (YYLTYPE)) \
+ + 2 * YYSTACK_GAP_MAX)
+# else
+# define YYSTACK_BYTES(N) \
+ ((N) * (sizeof (short) + sizeof (YYSTYPE)) \
+ + YYSTACK_GAP_MAX)
+# endif
+
+/* Relocate the TYPE STACK from its old location to the new one. The
+ local variables YYSIZE and YYSTACKSIZE give the old and new number of
+ elements in the stack, and YYPTR gives the new location of the
+ stack. Advance YYPTR to a properly aligned location for the next
+ stack. */
+# define YYSTACK_RELOCATE(Type, Stack) \
+ do \
+ { \
+ YYSIZE_T yynewbytes; \
+ yymemcpy ((char *) yyptr, (char *) (Stack), \
+ yysize * (YYSIZE_T) sizeof (Type)); \
+ Stack = &yyptr->Stack; \
+ yynewbytes = yystacksize * sizeof (Type) + YYSTACK_GAP_MAX; \
+ yyptr += yynewbytes / sizeof (*yyptr); \
+ } \
+ while (0)
+
+#endif /* ! defined (yyoverflow) || YYERROR_VERBOSE */
+
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