LCOV - code coverage report
Current view: top level - contrib/seg - segparse.c (source / functions) Hit Total Coverage
Test: PostgreSQL 18beta1 Lines: 115 163 70.6 %
Date: 2025-06-07 13:18:00 Functions: 2 2 100.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* A Bison parser, made by GNU Bison 3.8.2.  */
       2             : 
       3             : /* Bison implementation for Yacc-like parsers in C
       4             : 
       5             :    Copyright (C) 1984, 1989-1990, 2000-2015, 2018-2021 Free Software Foundation,
       6             :    Inc.
       7             : 
       8             :    This program is free software: you can redistribute it and/or modify
       9             :    it under the terms of the GNU General Public License as published by
      10             :    the Free Software Foundation, either version 3 of the License, or
      11             :    (at your option) any later version.
      12             : 
      13             :    This program is distributed in the hope that it will be useful,
      14             :    but WITHOUT ANY WARRANTY; without even the implied warranty of
      15             :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      16             :    GNU General Public License for more details.
      17             : 
      18             :    You should have received a copy of the GNU General Public License
      19             :    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
      20             : 
      21             : /* As a special exception, you may create a larger work that contains
      22             :    part or all of the Bison parser skeleton and distribute that work
      23             :    under terms of your choice, so long as that work isn't itself a
      24             :    parser generator using the skeleton or a modified version thereof
      25             :    as a parser skeleton.  Alternatively, if you modify or redistribute
      26             :    the parser skeleton itself, you may (at your option) remove this
      27             :    special exception, which will cause the skeleton and the resulting
      28             :    Bison output files to be licensed under the GNU General Public
      29             :    License without this special exception.
      30             : 
      31             :    This special exception was added by the Free Software Foundation in
      32             :    version 2.2 of Bison.  */
      33             : 
      34             : /* C LALR(1) parser skeleton written by Richard Stallman, by
      35             :    simplifying the original so-called "semantic" parser.  */
      36             : 
      37             : /* DO NOT RELY ON FEATURES THAT ARE NOT DOCUMENTED in the manual,
      38             :    especially those whose name start with YY_ or yy_.  They are
      39             :    private implementation details that can be changed or removed.  */
      40             : 
      41             : /* All symbols defined below should begin with yy or YY, to avoid
      42             :    infringing on user name space.  This should be done even for local
      43             :    variables, as they might otherwise be expanded by user macros.
      44             :    There are some unavoidable exceptions within include files to
      45             :    define necessary library symbols; they are noted "INFRINGES ON
      46             :    USER NAME SPACE" below.  */
      47             : 
      48             : /* Identify Bison output, and Bison version.  */
      49             : #define YYBISON 30802
      50             : 
      51             : /* Bison version string.  */
      52             : #define YYBISON_VERSION "3.8.2"
      53             : 
      54             : /* Skeleton name.  */
      55             : #define YYSKELETON_NAME "yacc.c"
      56             : 
      57             : /* Pure parsers.  */
      58             : #define YYPURE 1
      59             : 
      60             : /* Push parsers.  */
      61             : #define YYPUSH 0
      62             : 
      63             : /* Pull parsers.  */
      64             : #define YYPULL 1
      65             : 
      66             : 
      67             : /* Substitute the variable and function names.  */
      68             : #define yyparse         seg_yyparse
      69             : #define yylex           seg_yylex
      70             : #define yyerror         seg_yyerror
      71             : #define yydebug         seg_yydebug
      72             : #define yynerrs         seg_yynerrs
      73             : 
      74             : /* First part of user prologue.  */
      75             : #line 1 "segparse.y"
      76             : 
      77             : /* contrib/seg/segparse.y */
      78             : 
      79             : #include "postgres.h"
      80             : 
      81             : #include <float.h>
      82             : #include <math.h>
      83             : 
      84             : #include "fmgr.h"
      85             : #include "nodes/miscnodes.h"
      86             : #include "utils/builtins.h"
      87             : #include "utils/float.h"
      88             : 
      89             : #include "segdata.h"
      90             : #include "segparse.h"
      91             : 
      92             : /*
      93             :  * Bison doesn't allocate anything that needs to live across parser calls,
      94             :  * so we can easily have it use palloc instead of malloc.  This prevents
      95             :  * memory leaks if we error out during parsing.
      96             :  */
      97             : #define YYMALLOC palloc
      98             : #define YYFREE   pfree
      99             : 
     100             : static bool seg_atof(char *value, float *result, struct Node *escontext);
     101             : 
     102             : static int sig_digits(const char *value);
     103             : 
     104             : 
     105             : #line 106 "segparse.c"
     106             : 
     107             : # ifndef YY_CAST
     108             : #  ifdef __cplusplus
     109             : #   define YY_CAST(Type, Val) static_cast<Type> (Val)
     110             : #   define YY_REINTERPRET_CAST(Type, Val) reinterpret_cast<Type> (Val)
     111             : #  else
     112             : #   define YY_CAST(Type, Val) ((Type) (Val))
     113             : #   define YY_REINTERPRET_CAST(Type, Val) ((Type) (Val))
     114             : #  endif
     115             : # endif
     116             : # ifndef YY_NULLPTR
     117             : #  if defined __cplusplus
     118             : #   if 201103L <= __cplusplus
     119             : #    define YY_NULLPTR nullptr
     120             : #   else
     121             : #    define YY_NULLPTR 0
     122             : #   endif
     123             : #  else
     124             : #   define YY_NULLPTR ((void*)0)
     125             : #  endif
     126             : # endif
     127             : 
     128             : #include "segparse.h"
     129             : /* Symbol kind.  */
     130             : enum yysymbol_kind_t
     131             : {
     132             :   YYSYMBOL_YYEMPTY = -2,
     133             :   YYSYMBOL_YYEOF = 0,                      /* "end of file"  */
     134             :   YYSYMBOL_YYerror = 1,                    /* error  */
     135             :   YYSYMBOL_YYUNDEF = 2,                    /* "invalid token"  */
     136             :   YYSYMBOL_SEGFLOAT = 3,                   /* SEGFLOAT  */
     137             :   YYSYMBOL_RANGE = 4,                      /* RANGE  */
     138             :   YYSYMBOL_PLUMIN = 5,                     /* PLUMIN  */
     139             :   YYSYMBOL_EXTENSION = 6,                  /* EXTENSION  */
     140             :   YYSYMBOL_YYACCEPT = 7,                   /* $accept  */
     141             :   YYSYMBOL_range = 8,                      /* range  */
     142             :   YYSYMBOL_boundary = 9,                   /* boundary  */
     143             :   YYSYMBOL_deviation = 10                  /* deviation  */
     144             : };
     145             : typedef enum yysymbol_kind_t yysymbol_kind_t;
     146             : 
     147             : 
     148             : 
     149             : 
     150             : #ifdef short
     151             : # undef short
     152             : #endif
     153             : 
     154             : /* On compilers that do not define __PTRDIFF_MAX__ etc., make sure
     155             :    <limits.h> and (if available) <stdint.h> are included
     156             :    so that the code can choose integer types of a good width.  */
     157             : 
     158             : #ifndef __PTRDIFF_MAX__
     159             : # include <limits.h> /* INFRINGES ON USER NAME SPACE */
     160             : # if defined __STDC_VERSION__ && 199901 <= __STDC_VERSION__
     161             : #  include <stdint.h> /* INFRINGES ON USER NAME SPACE */
     162             : #  define YY_STDINT_H
     163             : # endif
     164             : #endif
     165             : 
     166             : /* Narrow types that promote to a signed type and that can represent a
     167             :    signed or unsigned integer of at least N bits.  In tables they can
     168             :    save space and decrease cache pressure.  Promoting to a signed type
     169             :    helps avoid bugs in integer arithmetic.  */
     170             : 
     171             : #ifdef __INT_LEAST8_MAX__
     172             : typedef __INT_LEAST8_TYPE__ yytype_int8;
     173             : #elif defined YY_STDINT_H
     174             : typedef int_least8_t yytype_int8;
     175             : #else
     176             : typedef signed char yytype_int8;
     177             : #endif
     178             : 
     179             : #ifdef __INT_LEAST16_MAX__
     180             : typedef __INT_LEAST16_TYPE__ yytype_int16;
     181             : #elif defined YY_STDINT_H
     182             : typedef int_least16_t yytype_int16;
     183             : #else
     184             : typedef short yytype_int16;
     185             : #endif
     186             : 
     187             : /* Work around bug in HP-UX 11.23, which defines these macros
     188             :    incorrectly for preprocessor constants.  This workaround can likely
     189             :    be removed in 2023, as HPE has promised support for HP-UX 11.23
     190             :    (aka HP-UX 11i v2) only through the end of 2022; see Table 2 of
     191             :    <https://h20195.www2.hpe.com/V2/getpdf.aspx/4AA4-7673ENW.pdf>.  */
     192             : #ifdef __hpux
     193             : # undef UINT_LEAST8_MAX
     194             : # undef UINT_LEAST16_MAX
     195             : # define UINT_LEAST8_MAX 255
     196             : # define UINT_LEAST16_MAX 65535
     197             : #endif
     198             : 
     199             : #if defined __UINT_LEAST8_MAX__ && __UINT_LEAST8_MAX__ <= __INT_MAX__
     200             : typedef __UINT_LEAST8_TYPE__ yytype_uint8;
     201             : #elif (!defined __UINT_LEAST8_MAX__ && defined YY_STDINT_H \
     202             :        && UINT_LEAST8_MAX <= INT_MAX)
     203             : typedef uint_least8_t yytype_uint8;
     204             : #elif !defined __UINT_LEAST8_MAX__ && UCHAR_MAX <= INT_MAX
     205             : typedef unsigned char yytype_uint8;
     206             : #else
     207             : typedef short yytype_uint8;
     208             : #endif
     209             : 
     210             : #if defined __UINT_LEAST16_MAX__ && __UINT_LEAST16_MAX__ <= __INT_MAX__
     211             : typedef __UINT_LEAST16_TYPE__ yytype_uint16;
     212             : #elif (!defined __UINT_LEAST16_MAX__ && defined YY_STDINT_H \
     213             :        && UINT_LEAST16_MAX <= INT_MAX)
     214             : typedef uint_least16_t yytype_uint16;
     215             : #elif !defined __UINT_LEAST16_MAX__ && USHRT_MAX <= INT_MAX
     216             : typedef unsigned short yytype_uint16;
     217             : #else
     218             : typedef int yytype_uint16;
     219             : #endif
     220             : 
     221             : #ifndef YYPTRDIFF_T
     222             : # if defined __PTRDIFF_TYPE__ && defined __PTRDIFF_MAX__
     223             : #  define YYPTRDIFF_T __PTRDIFF_TYPE__
     224             : #  define YYPTRDIFF_MAXIMUM __PTRDIFF_MAX__
     225             : # elif defined PTRDIFF_MAX
     226             : #  ifndef ptrdiff_t
     227             : #   include <stddef.h> /* INFRINGES ON USER NAME SPACE */
     228             : #  endif
     229             : #  define YYPTRDIFF_T ptrdiff_t
     230             : #  define YYPTRDIFF_MAXIMUM PTRDIFF_MAX
     231             : # else
     232             : #  define YYPTRDIFF_T long
     233             : #  define YYPTRDIFF_MAXIMUM LONG_MAX
     234             : # endif
     235             : #endif
     236             : 
     237             : #ifndef YYSIZE_T
     238             : # ifdef __SIZE_TYPE__
     239             : #  define YYSIZE_T __SIZE_TYPE__
     240             : # elif defined size_t
     241             : #  define YYSIZE_T size_t
     242             : # elif defined __STDC_VERSION__ && 199901 <= __STDC_VERSION__
     243             : #  include <stddef.h> /* INFRINGES ON USER NAME SPACE */
     244             : #  define YYSIZE_T size_t
     245             : # else
     246             : #  define YYSIZE_T unsigned
     247             : # endif
     248             : #endif
     249             : 
     250             : #define YYSIZE_MAXIMUM                                  \
     251             :   YY_CAST (YYPTRDIFF_T,                                 \
     252             :            (YYPTRDIFF_MAXIMUM < YY_CAST (YYSIZE_T, -1)  \
     253             :             ? YYPTRDIFF_MAXIMUM                         \
     254             :             : YY_CAST (YYSIZE_T, -1)))
     255             : 
     256             : #define YYSIZEOF(X) YY_CAST (YYPTRDIFF_T, sizeof (X))
     257             : 
     258             : 
     259             : /* Stored state numbers (used for stacks). */
     260             : typedef yytype_int8 yy_state_t;
     261             : 
     262             : /* State numbers in computations.  */
     263             : typedef int yy_state_fast_t;
     264             : 
     265             : #ifndef YY_
     266             : # if defined YYENABLE_NLS && YYENABLE_NLS
     267             : #  if ENABLE_NLS
     268             : #   include <libintl.h> /* INFRINGES ON USER NAME SPACE */
     269             : #   define YY_(Msgid) dgettext ("bison-runtime", Msgid)
     270             : #  endif
     271             : # endif
     272             : # ifndef YY_
     273             : #  define YY_(Msgid) Msgid
     274             : # endif
     275             : #endif
     276             : 
     277             : 
     278             : #ifndef YY_ATTRIBUTE_PURE
     279             : # if defined __GNUC__ && 2 < __GNUC__ + (96 <= __GNUC_MINOR__)
     280             : #  define YY_ATTRIBUTE_PURE __attribute__ ((__pure__))
     281             : # else
     282             : #  define YY_ATTRIBUTE_PURE
     283             : # endif
     284             : #endif
     285             : 
     286             : #ifndef YY_ATTRIBUTE_UNUSED
     287             : # if defined __GNUC__ && 2 < __GNUC__ + (7 <= __GNUC_MINOR__)
     288             : #  define YY_ATTRIBUTE_UNUSED __attribute__ ((__unused__))
     289             : # else
     290             : #  define YY_ATTRIBUTE_UNUSED
     291             : # endif
     292             : #endif
     293             : 
     294             : /* Suppress unused-variable warnings by "using" E.  */
     295             : #if ! defined lint || defined __GNUC__
     296             : # define YY_USE(E) ((void) (E))
     297             : #else
     298             : # define YY_USE(E) /* empty */
     299             : #endif
     300             : 
     301             : /* Suppress an incorrect diagnostic about yylval being uninitialized.  */
     302             : #if defined __GNUC__ && ! defined __ICC && 406 <= __GNUC__ * 100 + __GNUC_MINOR__
     303             : # if __GNUC__ * 100 + __GNUC_MINOR__ < 407
     304             : #  define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN                           \
     305             :     _Pragma ("GCC diagnostic push")                                     \
     306             :     _Pragma ("GCC diagnostic ignored \"-Wuninitialized\"")
     307             : # else
     308             : #  define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN                           \
     309             :     _Pragma ("GCC diagnostic push")                                     \
     310             :     _Pragma ("GCC diagnostic ignored \"-Wuninitialized\"")              \
     311             :     _Pragma ("GCC diagnostic ignored \"-Wmaybe-uninitialized\"")
     312             : # endif
     313             : # define YY_IGNORE_MAYBE_UNINITIALIZED_END      \
     314             :     _Pragma ("GCC diagnostic pop")
     315             : #else
     316             : # define YY_INITIAL_VALUE(Value) Value
     317             : #endif
     318             : #ifndef YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
     319             : # define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
     320             : # define YY_IGNORE_MAYBE_UNINITIALIZED_END
     321             : #endif
     322             : #ifndef YY_INITIAL_VALUE
     323             : # define YY_INITIAL_VALUE(Value) /* Nothing. */
     324             : #endif
     325             : 
     326             : #if defined __cplusplus && defined __GNUC__ && ! defined __ICC && 6 <= __GNUC__
     327             : # define YY_IGNORE_USELESS_CAST_BEGIN                          \
     328             :     _Pragma ("GCC diagnostic push")                            \
     329             :     _Pragma ("GCC diagnostic ignored \"-Wuseless-cast\"")
     330             : # define YY_IGNORE_USELESS_CAST_END            \
     331             :     _Pragma ("GCC diagnostic pop")
     332             : #endif
     333             : #ifndef YY_IGNORE_USELESS_CAST_BEGIN
     334             : # define YY_IGNORE_USELESS_CAST_BEGIN
     335             : # define YY_IGNORE_USELESS_CAST_END
     336             : #endif
     337             : 
     338             : 
     339             : #define YY_ASSERT(E) ((void) (0 && (E)))
     340             : 
     341             : #if !defined yyoverflow
     342             : 
     343             : /* The parser invokes alloca or malloc; define the necessary symbols.  */
     344             : 
     345             : # ifdef YYSTACK_USE_ALLOCA
     346             : #  if YYSTACK_USE_ALLOCA
     347             : #   ifdef __GNUC__
     348             : #    define YYSTACK_ALLOC __builtin_alloca
     349             : #   elif defined __BUILTIN_VA_ARG_INCR
     350             : #    include <alloca.h> /* INFRINGES ON USER NAME SPACE */
     351             : #   elif defined _AIX
     352             : #    define YYSTACK_ALLOC __alloca
     353             : #   elif defined _MSC_VER
     354             : #    include <malloc.h> /* INFRINGES ON USER NAME SPACE */
     355             : #    define alloca _alloca
     356             : #   else
     357             : #    define YYSTACK_ALLOC alloca
     358             : #    if ! defined _ALLOCA_H && ! defined EXIT_SUCCESS
     359             : #     include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
     360             :       /* Use EXIT_SUCCESS as a witness for stdlib.h.  */
     361             : #     ifndef EXIT_SUCCESS
     362             : #      define EXIT_SUCCESS 0
     363             : #     endif
     364             : #    endif
     365             : #   endif
     366             : #  endif
     367             : # endif
     368             : 
     369             : # ifdef YYSTACK_ALLOC
     370             :    /* Pacify GCC's 'empty if-body' warning.  */
     371             : #  define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
     372             : #  ifndef YYSTACK_ALLOC_MAXIMUM
     373             :     /* The OS might guarantee only one guard page at the bottom of the stack,
     374             :        and a page size can be as small as 4096 bytes.  So we cannot safely
     375             :        invoke alloca (N) if N exceeds 4096.  Use a slightly smaller number
     376             :        to allow for a few compiler-allocated temporary stack slots.  */
     377             : #   define YYSTACK_ALLOC_MAXIMUM 4032 /* reasonable circa 2006 */
     378             : #  endif
     379             : # else
     380             : #  define YYSTACK_ALLOC YYMALLOC
     381             : #  define YYSTACK_FREE YYFREE
     382             : #  ifndef YYSTACK_ALLOC_MAXIMUM
     383             : #   define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM
     384             : #  endif
     385             : #  if (defined __cplusplus && ! defined EXIT_SUCCESS \
     386             :        && ! ((defined YYMALLOC || defined malloc) \
     387             :              && (defined YYFREE || defined free)))
     388             : #   include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
     389             : #   ifndef EXIT_SUCCESS
     390             : #    define EXIT_SUCCESS 0
     391             : #   endif
     392             : #  endif
     393             : #  ifndef YYMALLOC
     394             : #   define YYMALLOC malloc
     395             : #   if ! defined malloc && ! defined EXIT_SUCCESS
     396             : void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */
     397             : #   endif
     398             : #  endif
     399             : #  ifndef YYFREE
     400             : #   define YYFREE free
     401             : #   if ! defined free && ! defined EXIT_SUCCESS
     402             : void free (void *); /* INFRINGES ON USER NAME SPACE */
     403             : #   endif
     404             : #  endif
     405             : # endif
     406             : #endif /* !defined yyoverflow */
     407             : 
     408             : #if (! defined yyoverflow \
     409             :      && (! defined __cplusplus \
     410             :          || (defined YYSTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))
     411             : 
     412             : /* A type that is properly aligned for any stack member.  */
     413             : union yyalloc
     414             : {
     415             :   yy_state_t yyss_alloc;
     416             :   YYSTYPE yyvs_alloc;
     417             : };
     418             : 
     419             : /* The size of the maximum gap between one aligned stack and the next.  */
     420             : # define YYSTACK_GAP_MAXIMUM (YYSIZEOF (union yyalloc) - 1)
     421             : 
     422             : /* The size of an array large to enough to hold all stacks, each with
     423             :    N elements.  */
     424             : # define YYSTACK_BYTES(N) \
     425             :      ((N) * (YYSIZEOF (yy_state_t) + YYSIZEOF (YYSTYPE)) \
     426             :       + YYSTACK_GAP_MAXIMUM)
     427             : 
     428             : # define YYCOPY_NEEDED 1
     429             : 
     430             : /* Relocate STACK from its old location to the new one.  The
     431             :    local variables YYSIZE and YYSTACKSIZE give the old and new number of
     432             :    elements in the stack, and YYPTR gives the new location of the
     433             :    stack.  Advance YYPTR to a properly aligned location for the next
     434             :    stack.  */
     435             : # define YYSTACK_RELOCATE(Stack_alloc, Stack)                           \
     436             :     do                                                                  \
     437             :       {                                                                 \
     438             :         YYPTRDIFF_T yynewbytes;                                         \
     439             :         YYCOPY (&yyptr->Stack_alloc, Stack, yysize);                    \
     440             :         Stack = &yyptr->Stack_alloc;                                    \
     441             :         yynewbytes = yystacksize * YYSIZEOF (*Stack) + YYSTACK_GAP_MAXIMUM; \
     442             :         yyptr += yynewbytes / YYSIZEOF (*yyptr);                        \
     443             :       }                                                                 \
     444             :     while (0)
     445             : 
     446             : #endif
     447             : 
     448             : #if defined YYCOPY_NEEDED && YYCOPY_NEEDED
     449             : /* Copy COUNT objects from SRC to DST.  The source and destination do
     450             :    not overlap.  */
     451             : # ifndef YYCOPY
     452             : #  if defined __GNUC__ && 1 < __GNUC__
     453             : #   define YYCOPY(Dst, Src, Count) \
     454             :       __builtin_memcpy (Dst, Src, YY_CAST (YYSIZE_T, (Count)) * sizeof (*(Src)))
     455             : #  else
     456             : #   define YYCOPY(Dst, Src, Count)              \
     457             :       do                                        \
     458             :         {                                       \
     459             :           YYPTRDIFF_T yyi;                      \
     460             :           for (yyi = 0; yyi < (Count); yyi++)   \
     461             :             (Dst)[yyi] = (Src)[yyi];            \
     462             :         }                                       \
     463             :       while (0)
     464             : #  endif
     465             : # endif
     466             : #endif /* !YYCOPY_NEEDED */
     467             : 
     468             : /* YYFINAL -- State number of the termination state.  */
     469             : #define YYFINAL  8
     470             : /* YYLAST -- Last index in YYTABLE.  */
     471             : #define YYLAST   12
     472             : 
     473             : /* YYNTOKENS -- Number of terminals.  */
     474             : #define YYNTOKENS  7
     475             : /* YYNNTS -- Number of nonterminals.  */
     476             : #define YYNNTS  4
     477             : /* YYNRULES -- Number of rules.  */
     478             : #define YYNRULES  9
     479             : /* YYNSTATES -- Number of states.  */
     480             : #define YYNSTATES  14
     481             : 
     482             : /* YYMAXUTOK -- Last valid token kind.  */
     483             : #define YYMAXUTOK   261
     484             : 
     485             : 
     486             : /* YYTRANSLATE(TOKEN-NUM) -- Symbol number corresponding to TOKEN-NUM
     487             :    as returned by yylex, with out-of-bounds checking.  */
     488             : #define YYTRANSLATE(YYX)                                \
     489             :   (0 <= (YYX) && (YYX) <= YYMAXUTOK                     \
     490             :    ? YY_CAST (yysymbol_kind_t, yytranslate[YYX])        \
     491             :    : YYSYMBOL_YYUNDEF)
     492             : 
     493             : /* YYTRANSLATE[TOKEN-NUM] -- Symbol number corresponding to TOKEN-NUM
     494             :    as returned by yylex.  */
     495             : static const yytype_int8 yytranslate[] =
     496             : {
     497             :        0,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     498             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     499             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     500             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     501             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     502             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     503             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     504             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     505             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     506             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     507             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     508             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     509             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     510             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     511             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     512             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     513             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     514             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     515             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     516             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     517             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     518             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     519             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     520             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     521             :        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     522             :        2,     2,     2,     2,     2,     2,     1,     2,     3,     4,
     523             :        5,     6
     524             : };
     525             : 
     526             : #if YYDEBUG
     527             : /* YYRLINE[YYN] -- Source line where rule number YYN was defined.  */
     528             : static const yytype_uint8 yyrline[] =
     529             : {
     530             :        0,    62,    62,    78,    96,   106,   116,   124,   136,   150
     531             : };
     532             : #endif
     533             : 
     534             : /** Accessing symbol of state STATE.  */
     535             : #define YY_ACCESSING_SYMBOL(State) YY_CAST (yysymbol_kind_t, yystos[State])
     536             : 
     537             : #if YYDEBUG || 0
     538             : /* The user-facing name of the symbol whose (internal) number is
     539             :    YYSYMBOL.  No bounds checking.  */
     540             : static const char *yysymbol_name (yysymbol_kind_t yysymbol) YY_ATTRIBUTE_UNUSED;
     541             : 
     542             : /* YYTNAME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
     543             :    First, the terminals, then, starting at YYNTOKENS, nonterminals.  */
     544             : static const char *const yytname[] =
     545             : {
     546             :   "\"end of file\"", "error", "\"invalid token\"", "SEGFLOAT", "RANGE",
     547             :   "PLUMIN", "EXTENSION", "$accept", "range", "boundary", "deviation", YY_NULLPTR
     548             : };
     549             : 
     550             : static const char *
     551             : yysymbol_name (yysymbol_kind_t yysymbol)
     552             : {
     553             :   return yytname[yysymbol];
     554             : }
     555             : #endif
     556             : 
     557             : #define YYPACT_NINF (-3)
     558             : 
     559             : #define yypact_value_is_default(Yyn) \
     560             :   ((Yyn) == YYPACT_NINF)
     561             : 
     562             : #define YYTABLE_NINF (-1)
     563             : 
     564             : #define yytable_value_is_error(Yyn) \
     565             :   0
     566             : 
     567             : /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
     568             :    STATE-NUM.  */
     569             : static const yytype_int8 yypact[] =
     570             : {
     571             :       -1,    -3,     3,     1,     8,     6,    -3,    -3,    -3,     3,
     572             :        9,    -3,    -3,    -3
     573             : };
     574             : 
     575             : /* YYDEFACT[STATE-NUM] -- Default reduction number in state STATE-NUM.
     576             :    Performed when YYTABLE does not specify something else to do.  Zero
     577             :    means the default is an error.  */
     578             : static const yytype_int8 yydefact[] =
     579             : {
     580             :        0,     7,     0,     0,     0,     6,     5,     8,     1,     4,
     581             :        0,     3,     9,     2
     582             : };
     583             : 
     584             : /* YYPGOTO[NTERM-NUM].  */
     585             : static const yytype_int8 yypgoto[] =
     586             : {
     587             :       -3,    -3,    -2,    -3
     588             : };
     589             : 
     590             : /* YYDEFGOTO[NTERM-NUM].  */
     591             : static const yytype_int8 yydefgoto[] =
     592             : {
     593             :        0,     4,     5,    13
     594             : };
     595             : 
     596             : /* YYTABLE[YYPACT[STATE-NUM]] -- What to do in state STATE-NUM.  If
     597             :    positive, shift that token.  If negative, reduce the rule whose
     598             :    number is the opposite.  If YYTABLE_NINF, syntax error.  */
     599             : static const yytype_int8 yytable[] =
     600             : {
     601             :        6,     0,     1,     2,     7,     3,     1,    11,     8,     3,
     602             :        9,    10,    12
     603             : };
     604             : 
     605             : static const yytype_int8 yycheck[] =
     606             : {
     607             :        2,    -1,     3,     4,     3,     6,     3,     9,     0,     6,
     608             :        4,     5,     3
     609             : };
     610             : 
     611             : /* YYSTOS[STATE-NUM] -- The symbol kind of the accessing symbol of
     612             :    state STATE-NUM.  */
     613             : static const yytype_int8 yystos[] =
     614             : {
     615             :        0,     3,     4,     6,     8,     9,     9,     3,     0,     4,
     616             :        5,     9,     3,    10
     617             : };
     618             : 
     619             : /* YYR1[RULE-NUM] -- Symbol kind of the left-hand side of rule RULE-NUM.  */
     620             : static const yytype_int8 yyr1[] =
     621             : {
     622             :        0,     7,     8,     8,     8,     8,     8,     9,     9,    10
     623             : };
     624             : 
     625             : /* YYR2[RULE-NUM] -- Number of symbols on the right-hand side of rule RULE-NUM.  */
     626             : static const yytype_int8 yyr2[] =
     627             : {
     628             :        0,     2,     3,     3,     2,     2,     1,     1,     2,     1
     629             : };
     630             : 
     631             : 
     632             : enum { YYENOMEM = -2 };
     633             : 
     634             : #define yyerrok         (yyerrstatus = 0)
     635             : #define yyclearin       (yychar = YYEMPTY)
     636             : 
     637             : #define YYACCEPT        goto yyacceptlab
     638             : #define YYABORT         goto yyabortlab
     639             : #define YYERROR         goto yyerrorlab
     640             : #define YYNOMEM         goto yyexhaustedlab
     641             : 
     642             : 
     643             : #define YYRECOVERING()  (!!yyerrstatus)
     644             : 
     645             : #define YYBACKUP(Token, Value)                                    \
     646             :   do                                                              \
     647             :     if (yychar == YYEMPTY)                                        \
     648             :       {                                                           \
     649             :         yychar = (Token);                                         \
     650             :         yylval = (Value);                                         \
     651             :         YYPOPSTACK (yylen);                                       \
     652             :         yystate = *yyssp;                                         \
     653             :         goto yybackup;                                            \
     654             :       }                                                           \
     655             :     else                                                          \
     656             :       {                                                           \
     657             :         yyerror (result, escontext, yyscanner, YY_("syntax error: cannot back up")); \
     658             :         YYERROR;                                                  \
     659             :       }                                                           \
     660             :   while (0)
     661             : 
     662             : /* Backward compatibility with an undocumented macro.
     663             :    Use YYerror or YYUNDEF. */
     664             : #define YYERRCODE YYUNDEF
     665             : 
     666             : 
     667             : /* Enable debugging if requested.  */
     668             : #if YYDEBUG
     669             : 
     670             : # ifndef YYFPRINTF
     671             : #  include <stdio.h> /* INFRINGES ON USER NAME SPACE */
     672             : #  define YYFPRINTF fprintf
     673             : # endif
     674             : 
     675             : # define YYDPRINTF(Args)                        \
     676             : do {                                            \
     677             :   if (yydebug)                                  \
     678             :     YYFPRINTF Args;                             \
     679             : } while (0)
     680             : 
     681             : 
     682             : 
     683             : 
     684             : # define YY_SYMBOL_PRINT(Title, Kind, Value, Location)                    \
     685             : do {                                                                      \
     686             :   if (yydebug)                                                            \
     687             :     {                                                                     \
     688             :       YYFPRINTF (stderr, "%s ", Title);                                   \
     689             :       yy_symbol_print (stderr,                                            \
     690             :                   Kind, Value, result, escontext, yyscanner); \
     691             :       YYFPRINTF (stderr, "\n");                                           \
     692             :     }                                                                     \
     693             : } while (0)
     694             : 
     695             : 
     696             : /*-----------------------------------.
     697             : | Print this symbol's value on YYO.  |
     698             : `-----------------------------------*/
     699             : 
     700             : static void
     701             : yy_symbol_value_print (FILE *yyo,
     702             :                        yysymbol_kind_t yykind, YYSTYPE const * const yyvaluep, SEG *result, struct Node *escontext, yyscan_t yyscanner)
     703             : {
     704             :   FILE *yyoutput = yyo;
     705             :   YY_USE (yyoutput);
     706             :   YY_USE (result);
     707             :   YY_USE (escontext);
     708             :   YY_USE (yyscanner);
     709             :   if (!yyvaluep)
     710             :     return;
     711             :   YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
     712             :   YY_USE (yykind);
     713             :   YY_IGNORE_MAYBE_UNINITIALIZED_END
     714             : }
     715             : 
     716             : 
     717             : /*---------------------------.
     718             : | Print this symbol on YYO.  |
     719             : `---------------------------*/
     720             : 
     721             : static void
     722             : yy_symbol_print (FILE *yyo,
     723             :                  yysymbol_kind_t yykind, YYSTYPE const * const yyvaluep, SEG *result, struct Node *escontext, yyscan_t yyscanner)
     724             : {
     725             :   YYFPRINTF (yyo, "%s %s (",
     726             :              yykind < YYNTOKENS ? "token" : "nterm", yysymbol_name (yykind));
     727             : 
     728             :   yy_symbol_value_print (yyo, yykind, yyvaluep, result, escontext, yyscanner);
     729             :   YYFPRINTF (yyo, ")");
     730             : }
     731             : 
     732             : /*------------------------------------------------------------------.
     733             : | yy_stack_print -- Print the state stack from its BOTTOM up to its |
     734             : | TOP (included).                                                   |
     735             : `------------------------------------------------------------------*/
     736             : 
     737             : static void
     738             : yy_stack_print (yy_state_t *yybottom, yy_state_t *yytop)
     739             : {
     740             :   YYFPRINTF (stderr, "Stack now");
     741             :   for (; yybottom <= yytop; yybottom++)
     742             :     {
     743             :       int yybot = *yybottom;
     744             :       YYFPRINTF (stderr, " %d", yybot);
     745             :     }
     746             :   YYFPRINTF (stderr, "\n");
     747             : }
     748             : 
     749             : # define YY_STACK_PRINT(Bottom, Top)                            \
     750             : do {                                                            \
     751             :   if (yydebug)                                                  \
     752             :     yy_stack_print ((Bottom), (Top));                           \
     753             : } while (0)
     754             : 
     755             : 
     756             : /*------------------------------------------------.
     757             : | Report that the YYRULE is going to be reduced.  |
     758             : `------------------------------------------------*/
     759             : 
     760             : static void
     761             : yy_reduce_print (yy_state_t *yyssp, YYSTYPE *yyvsp,
     762             :                  int yyrule, SEG *result, struct Node *escontext, yyscan_t yyscanner)
     763             : {
     764             :   int yylno = yyrline[yyrule];
     765             :   int yynrhs = yyr2[yyrule];
     766             :   int yyi;
     767             :   YYFPRINTF (stderr, "Reducing stack by rule %d (line %d):\n",
     768             :              yyrule - 1, yylno);
     769             :   /* The symbols being reduced.  */
     770             :   for (yyi = 0; yyi < yynrhs; yyi++)
     771             :     {
     772             :       YYFPRINTF (stderr, "   $%d = ", yyi + 1);
     773             :       yy_symbol_print (stderr,
     774             :                        YY_ACCESSING_SYMBOL (+yyssp[yyi + 1 - yynrhs]),
     775             :                        &yyvsp[(yyi + 1) - (yynrhs)], result, escontext, yyscanner);
     776             :       YYFPRINTF (stderr, "\n");
     777             :     }
     778             : }
     779             : 
     780             : # define YY_REDUCE_PRINT(Rule)          \
     781             : do {                                    \
     782             :   if (yydebug)                          \
     783             :     yy_reduce_print (yyssp, yyvsp, Rule, result, escontext, yyscanner); \
     784             : } while (0)
     785             : 
     786             : /* Nonzero means print parse trace.  It is left uninitialized so that
     787             :    multiple parsers can coexist.  */
     788             : int yydebug;
     789             : #else /* !YYDEBUG */
     790             : # define YYDPRINTF(Args) ((void) 0)
     791             : # define YY_SYMBOL_PRINT(Title, Kind, Value, Location)
     792             : # define YY_STACK_PRINT(Bottom, Top)
     793             : # define YY_REDUCE_PRINT(Rule)
     794             : #endif /* !YYDEBUG */
     795             : 
     796             : 
     797             : /* YYINITDEPTH -- initial size of the parser's stacks.  */
     798             : #ifndef YYINITDEPTH
     799             : # define YYINITDEPTH 200
     800             : #endif
     801             : 
     802             : /* YYMAXDEPTH -- maximum size the stacks can grow to (effective only
     803             :    if the built-in stack extension method is used).
     804             : 
     805             :    Do not make this value too large; the results are undefined if
     806             :    YYSTACK_ALLOC_MAXIMUM < YYSTACK_BYTES (YYMAXDEPTH)
     807             :    evaluated with infinite-precision integer arithmetic.  */
     808             : 
     809             : #ifndef YYMAXDEPTH
     810             : # define YYMAXDEPTH 10000
     811             : #endif
     812             : 
     813             : 
     814             : 
     815             : 
     816             : 
     817             : 
     818             : /*-----------------------------------------------.
     819             : | Release the memory associated to this symbol.  |
     820             : `-----------------------------------------------*/
     821             : 
     822             : static void
     823       11248 : yydestruct (const char *yymsg,
     824             :             yysymbol_kind_t yykind, YYSTYPE *yyvaluep, SEG *result, struct Node *escontext, yyscan_t yyscanner)
     825             : {
     826             :   YY_USE (yyvaluep);
     827             :   YY_USE (result);
     828             :   YY_USE (escontext);
     829             :   YY_USE (yyscanner);
     830       11248 :   if (!yymsg)
     831           0 :     yymsg = "Deleting";
     832             :   YY_SYMBOL_PRINT (yymsg, yykind, yyvaluep, yylocationp);
     833             : 
     834             :   YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
     835             :   YY_USE (yykind);
     836             :   YY_IGNORE_MAYBE_UNINITIALIZED_END
     837       11248 : }
     838             : 
     839             : 
     840             : 
     841             : 
     842             : 
     843             : 
     844             : /*----------.
     845             : | yyparse.  |
     846             : `----------*/
     847             : 
     848             : int
     849        5650 : yyparse (SEG *result, struct Node *escontext, yyscan_t yyscanner)
     850             : {
     851             : /* Lookahead token kind.  */
     852             : int yychar;
     853             : 
     854             : 
     855             : /* The semantic value of the lookahead symbol.  */
     856             : /* Default value used for initialization, for pacifying older GCCs
     857             :    or non-GCC compilers.  */
     858             : YY_INITIAL_VALUE (static YYSTYPE yyval_default;)
     859             : YYSTYPE yylval YY_INITIAL_VALUE (= yyval_default);
     860             : 
     861             :     /* Number of syntax errors so far.  */
     862        5650 :     int yynerrs = 0;
     863             : 
     864        5650 :     yy_state_fast_t yystate = 0;
     865             :     /* Number of tokens to shift before error messages enabled.  */
     866        5650 :     int yyerrstatus = 0;
     867             : 
     868             :     /* Refer to the stacks through separate pointers, to allow yyoverflow
     869             :        to reallocate them elsewhere.  */
     870             : 
     871             :     /* Their size.  */
     872        5650 :     YYPTRDIFF_T yystacksize = YYINITDEPTH;
     873             : 
     874             :     /* The state stack: array, bottom, top.  */
     875             :     yy_state_t yyssa[YYINITDEPTH];
     876        5650 :     yy_state_t *yyss = yyssa;
     877        5650 :     yy_state_t *yyssp = yyss;
     878             : 
     879             :     /* The semantic value stack: array, bottom, top.  */
     880             :     YYSTYPE yyvsa[YYINITDEPTH];
     881        5650 :     YYSTYPE *yyvs = yyvsa;
     882        5650 :     YYSTYPE *yyvsp = yyvs;
     883             : 
     884             :   int yyn;
     885             :   /* The return value of yyparse.  */
     886             :   int yyresult;
     887             :   /* Lookahead symbol kind.  */
     888        5650 :   yysymbol_kind_t yytoken = YYSYMBOL_YYEMPTY;
     889             :   /* The variables used to return semantic value and location from the
     890             :      action routines.  */
     891             :   YYSTYPE yyval;
     892             : 
     893             : 
     894             : 
     895             : #define YYPOPSTACK(N)   (yyvsp -= (N), yyssp -= (N))
     896             : 
     897             :   /* The number of symbols on the RHS of the reduced rule.
     898             :      Keep to zero when no symbol should be popped.  */
     899        5650 :   int yylen = 0;
     900             : 
     901             :   YYDPRINTF ((stderr, "Starting parse\n"));
     902             : 
     903        5650 :   yychar = YYEMPTY; /* Cause a token to be read.  */
     904             : 
     905        5650 :   goto yysetstate;
     906             : 
     907             : 
     908             : /*------------------------------------------------------------.
     909             : | yynewstate -- push a new state, which is found in yystate.  |
     910             : `------------------------------------------------------------*/
     911       39296 : yynewstate:
     912             :   /* In all cases, when you get here, the value and location stacks
     913             :      have just been pushed.  So pushing a state here evens the stacks.  */
     914       39296 :   yyssp++;
     915             : 
     916             : 
     917             : /*--------------------------------------------------------------------.
     918             : | yysetstate -- set current state (the top of the stack) to yystate.  |
     919             : `--------------------------------------------------------------------*/
     920       44946 : yysetstate:
     921             :   YYDPRINTF ((stderr, "Entering state %d\n", yystate));
     922             :   YY_ASSERT (0 <= yystate && yystate < YYNSTATES);
     923             :   YY_IGNORE_USELESS_CAST_BEGIN
     924       44946 :   *yyssp = YY_CAST (yy_state_t, yystate);
     925             :   YY_IGNORE_USELESS_CAST_END
     926             :   YY_STACK_PRINT (yyss, yyssp);
     927             : 
     928       44946 :   if (yyss + yystacksize - 1 <= yyssp)
     929             : #if !defined yyoverflow && !defined YYSTACK_RELOCATE
     930             :     YYNOMEM;
     931             : #else
     932             :     {
     933             :       /* Get the current used size of the three stacks, in elements.  */
     934           0 :       YYPTRDIFF_T yysize = yyssp - yyss + 1;
     935             : 
     936             : # if defined yyoverflow
     937             :       {
     938             :         /* Give user a chance to reallocate the stack.  Use copies of
     939             :            these so that the &'s don't force the real ones into
     940             :            memory.  */
     941             :         yy_state_t *yyss1 = yyss;
     942             :         YYSTYPE *yyvs1 = yyvs;
     943             : 
     944             :         /* Each stack pointer address is followed by the size of the
     945             :            data in use in that stack, in bytes.  This used to be a
     946             :            conditional around just the two extra args, but that might
     947             :            be undefined if yyoverflow is a macro.  */
     948             :         yyoverflow (YY_("memory exhausted"),
     949             :                     &yyss1, yysize * YYSIZEOF (*yyssp),
     950             :                     &yyvs1, yysize * YYSIZEOF (*yyvsp),
     951             :                     &yystacksize);
     952             :         yyss = yyss1;
     953             :         yyvs = yyvs1;
     954             :       }
     955             : # else /* defined YYSTACK_RELOCATE */
     956             :       /* Extend the stack our own way.  */
     957           0 :       if (YYMAXDEPTH <= yystacksize)
     958           0 :         YYNOMEM;
     959           0 :       yystacksize *= 2;
     960           0 :       if (YYMAXDEPTH < yystacksize)
     961           0 :         yystacksize = YYMAXDEPTH;
     962             : 
     963             :       {
     964           0 :         yy_state_t *yyss1 = yyss;
     965             :         union yyalloc *yyptr =
     966           0 :           YY_CAST (union yyalloc *,
     967             :                    YYSTACK_ALLOC (YY_CAST (YYSIZE_T, YYSTACK_BYTES (yystacksize))));
     968           0 :         if (! yyptr)
     969           0 :           YYNOMEM;
     970           0 :         YYSTACK_RELOCATE (yyss_alloc, yyss);
     971           0 :         YYSTACK_RELOCATE (yyvs_alloc, yyvs);
     972             : #  undef YYSTACK_RELOCATE
     973           0 :         if (yyss1 != yyssa)
     974           0 :           YYSTACK_FREE (yyss1);
     975             :       }
     976             : # endif
     977             : 
     978           0 :       yyssp = yyss + yysize - 1;
     979           0 :       yyvsp = yyvs + yysize - 1;
     980             : 
     981             :       YY_IGNORE_USELESS_CAST_BEGIN
     982             :       YYDPRINTF ((stderr, "Stack size increased to %ld\n",
     983             :                   YY_CAST (long, yystacksize)));
     984             :       YY_IGNORE_USELESS_CAST_END
     985             : 
     986           0 :       if (yyss + yystacksize - 1 <= yyssp)
     987           0 :         YYABORT;
     988             :     }
     989             : #endif /* !defined yyoverflow && !defined YYSTACK_RELOCATE */
     990             : 
     991             : 
     992       44946 :   if (yystate == YYFINAL)
     993        5616 :     YYACCEPT;
     994             : 
     995       39330 :   goto yybackup;
     996             : 
     997             : 
     998             : /*-----------.
     999             : | yybackup.  |
    1000             : `-----------*/
    1001       39330 : yybackup:
    1002             :   /* Do appropriate processing given the current state.  Read a
    1003             :      lookahead token if we need one and don't already have one.  */
    1004             : 
    1005             :   /* First try to decide what to do without reference to lookahead token.  */
    1006       39330 :   yyn = yypact[yystate];
    1007       39330 :   if (yypact_value_is_default (yyn))
    1008       15174 :     goto yydefault;
    1009             : 
    1010             :   /* Not known => get a lookahead token if don't already have one.  */
    1011             : 
    1012             :   /* YYCHAR is either empty, or end-of-input, or a valid lookahead.  */
    1013       24156 :   if (yychar == YYEMPTY)
    1014             :     {
    1015             :       YYDPRINTF ((stderr, "Reading a token\n"));
    1016       23344 :       yychar = yylex (&yylval, yyscanner);
    1017             :     }
    1018             : 
    1019       24156 :   if (yychar <= YYEOF)
    1020             :     {
    1021        6422 :       yychar = YYEOF;
    1022        6422 :       yytoken = YYSYMBOL_YYEOF;
    1023             :       YYDPRINTF ((stderr, "Now at end of input.\n"));
    1024             :     }
    1025       17734 :   else if (yychar == YYerror)
    1026             :     {
    1027             :       /* The scanner already issued an error message, process directly
    1028             :          to error recovery.  But do not keep the error token as
    1029             :          lookahead, it is too special and may lead us to an endless
    1030             :          loop in error recovery. */
    1031           0 :       yychar = YYUNDEF;
    1032           0 :       yytoken = YYSYMBOL_YYerror;
    1033           0 :       goto yyerrlab1;
    1034             :     }
    1035             :   else
    1036             :     {
    1037       17734 :       yytoken = YYTRANSLATE (yychar);
    1038             :       YY_SYMBOL_PRINT ("Next token is", yytoken, &yylval, &yylloc);
    1039             :     }
    1040             : 
    1041             :   /* If the proper action on seeing token YYTOKEN is to reduce or to
    1042             :      detect an error, take that action.  */
    1043       24156 :   yyn += yytoken;
    1044       24156 :   if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken)
    1045         840 :     goto yydefault;
    1046       23316 :   yyn = yytable[yyn];
    1047       23316 :   if (yyn <= 0)
    1048             :     {
    1049             :       if (yytable_value_is_error (yyn))
    1050             :         goto yyerrlab;
    1051           0 :       yyn = -yyn;
    1052           0 :       goto yyreduce;
    1053             :     }
    1054             : 
    1055             :   /* Count tokens shifted since error; after three, turn off error
    1056             :      status.  */
    1057       23316 :   if (yyerrstatus)
    1058           0 :     yyerrstatus--;
    1059             : 
    1060             :   /* Shift the lookahead token.  */
    1061             :   YY_SYMBOL_PRINT ("Shifting", yytoken, &yylval, &yylloc);
    1062       23316 :   yystate = yyn;
    1063             :   YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
    1064       23316 :   *++yyvsp = yylval;
    1065             :   YY_IGNORE_MAYBE_UNINITIALIZED_END
    1066             : 
    1067             :   /* Discard the shifted token.  */
    1068       23316 :   yychar = YYEMPTY;
    1069       23316 :   goto yynewstate;
    1070             : 
    1071             : 
    1072             : /*-----------------------------------------------------------.
    1073             : | yydefault -- do the default action for the current state.  |
    1074             : `-----------------------------------------------------------*/
    1075       16014 : yydefault:
    1076       16014 :   yyn = yydefact[yystate];
    1077       16014 :   if (yyn == 0)
    1078          28 :     goto yyerrlab;
    1079       15986 :   goto yyreduce;
    1080             : 
    1081             : 
    1082             : /*-----------------------------.
    1083             : | yyreduce -- do a reduction.  |
    1084             : `-----------------------------*/
    1085       15986 : yyreduce:
    1086             :   /* yyn is the number of a rule to reduce with.  */
    1087       15986 :   yylen = yyr2[yyn];
    1088             : 
    1089             :   /* If YYLEN is nonzero, implement the default value of the action:
    1090             :      '$$ = $1'.
    1091             : 
    1092             :      Otherwise, the following line sets YYVAL to garbage.
    1093             :      This behavior is undocumented and Bison
    1094             :      users should not rely upon it.  Assigning to YYVAL
    1095             :      unconditionally makes the parser a bit smaller, and it avoids a
    1096             :      GCC warning that YYVAL may be used uninitialized.  */
    1097       15986 :   yyval = yyvsp[1-yylen];
    1098             : 
    1099             : 
    1100             :   YY_REDUCE_PRINT (yyn);
    1101       15986 :   switch (yyn)
    1102             :     {
    1103          14 :   case 2: /* range: boundary PLUMIN deviation  */
    1104             : #line 63 "segparse.y"
    1105             :         {
    1106             :         char        strbuf[25];
    1107             : 
    1108             :         result->lower = (yyvsp[-2].bnd).val - (yyvsp[0].bnd).val;
    1109             :         result->upper = (yyvsp[-2].bnd).val + (yyvsp[0].bnd).val;
    1110             :         snprintf(strbuf, sizeof(strbuf), "%g", result->lower);
    1111             :         result->l_sigd = Max(sig_digits(strbuf), Max((yyvsp[-2].bnd).sigd, (yyvsp[0].bnd).sigd));
    1112             :         snprintf(strbuf, sizeof(strbuf), "%g", result->upper);
    1113             :         result->u_sigd = Max(sig_digits(strbuf), Max((yyvsp[-2].bnd).sigd, (yyvsp[0].bnd).sigd));
    1114             :         result->l_ext = '\0';
    1115             :         result->u_ext = '\0';
    1116             : 
    1117             :         (void) yynerrs; /* suppress compiler warning */
    1118             :     }
    1119             : #line 1120 "segparse.c"
    1120          14 :     break;
    1121             : 
    1122        4706 :   case 3: /* range: boundary RANGE boundary  */
    1123             : #line 79 "segparse.y"
    1124             :         {
    1125             :         result->lower = (yyvsp[-2].bnd).val;
    1126             :         result->upper = (yyvsp[0].bnd).val;
    1127             :         if ( result->lower > result->upper ) {
    1128             :             errsave(escontext,
    1129             :                     (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
    1130             :                      errmsg("swapped boundaries: %g is greater than %g",
    1131             :                             result->lower, result->upper)));
    1132             : 
    1133             :             YYERROR;
    1134             :         }
    1135             :         result->l_sigd = (yyvsp[-2].bnd).sigd;
    1136             :         result->u_sigd = (yyvsp[0].bnd).sigd;
    1137             :         result->l_ext = ( (yyvsp[-2].bnd).ext ? (yyvsp[-2].bnd).ext : '\0' );
    1138             :         result->u_ext = ( (yyvsp[0].bnd).ext ? (yyvsp[0].bnd).ext : '\0' );
    1139             :     }
    1140             : #line 1141 "segparse.c"
    1141        4706 :     break;
    1142             : 
    1143          92 :   case 4: /* range: boundary RANGE  */
    1144             : #line 97 "segparse.y"
    1145             :         {
    1146             :         result->lower = (yyvsp[-1].bnd).val;
    1147             :         result->upper = HUGE_VAL;
    1148             :         result->l_sigd = (yyvsp[-1].bnd).sigd;
    1149             :         result->u_sigd = 0;
    1150             :         result->l_ext = ( (yyvsp[-1].bnd).ext ? (yyvsp[-1].bnd).ext : '\0' );
    1151             :         result->u_ext = '-';
    1152             :     }
    1153             : #line 1154 "segparse.c"
    1154          92 :     break;
    1155             : 
    1156          98 :   case 5: /* range: RANGE boundary  */
    1157             : #line 107 "segparse.y"
    1158             :         {
    1159             :         result->lower = -HUGE_VAL;
    1160             :         result->upper = (yyvsp[0].bnd).val;
    1161             :         result->l_sigd = 0;
    1162             :         result->u_sigd = (yyvsp[0].bnd).sigd;
    1163             :         result->l_ext = '-';
    1164             :         result->u_ext = ( (yyvsp[0].bnd).ext ? (yyvsp[0].bnd).ext : '\0' );
    1165             :     }
    1166             : #line 1167 "segparse.c"
    1167          98 :     break;
    1168             : 
    1169         720 :   case 6: /* range: boundary  */
    1170             : #line 117 "segparse.y"
    1171             :         {
    1172             :         result->lower = result->upper = (yyvsp[0].bnd).val;
    1173             :         result->l_sigd = result->u_sigd = (yyvsp[0].bnd).sigd;
    1174             :         result->l_ext = result->u_ext = ( (yyvsp[0].bnd).ext ? (yyvsp[0].bnd).ext : '\0' );
    1175             :     }
    1176             : #line 1177 "segparse.c"
    1177         720 :     break;
    1178             : 
    1179        7908 :   case 7: /* boundary: SEGFLOAT  */
    1180             : #line 125 "segparse.y"
    1181             :         {
    1182             :         /* temp variable avoids a gcc 3.3.x bug on Sparc64 */
    1183             :         float       val;
    1184             : 
    1185             :         if (!seg_atof((yyvsp[0].text), &val, escontext))
    1186             :             YYABORT;
    1187             : 
    1188             :         (yyval.bnd).ext = '\0';
    1189             :         (yyval.bnd).sigd = sig_digits((yyvsp[0].text));
    1190             :         (yyval.bnd).val = val;
    1191             :     }
    1192             : #line 1193 "segparse.c"
    1193        7902 :     break;
    1194             : 
    1195        2434 :   case 8: /* boundary: EXTENSION SEGFLOAT  */
    1196             : #line 137 "segparse.y"
    1197             :         {
    1198             :         /* temp variable avoids a gcc 3.3.x bug on Sparc64 */
    1199             :         float       val;
    1200             : 
    1201             :         if (!seg_atof((yyvsp[0].text), &val, escontext))
    1202             :             YYABORT;
    1203             : 
    1204             :         (yyval.bnd).ext = (yyvsp[-1].text)[0];
    1205             :         (yyval.bnd).sigd = sig_digits((yyvsp[0].text));
    1206             :         (yyval.bnd).val = val;
    1207             :     }
    1208             : #line 1209 "segparse.c"
    1209        2434 :     break;
    1210             : 
    1211          14 :   case 9: /* deviation: SEGFLOAT  */
    1212             : #line 151 "segparse.y"
    1213             :         {
    1214             :         /* temp variable avoids a gcc 3.3.x bug on Sparc64 */
    1215             :         float       val;
    1216             : 
    1217             :         if (!seg_atof((yyvsp[0].text), &val, escontext))
    1218             :             YYABORT;
    1219             : 
    1220             :         (yyval.bnd).ext = '\0';
    1221             :         (yyval.bnd).sigd = sig_digits((yyvsp[0].text));
    1222             :         (yyval.bnd).val = val;
    1223             :     }
    1224             : #line 1225 "segparse.c"
    1225          14 :     break;
    1226             : 
    1227             : 
    1228             : #line 1229 "segparse.c"
    1229             : 
    1230           0 :       default: break;
    1231             :     }
    1232             :   /* User semantic actions sometimes alter yychar, and that requires
    1233             :      that yytoken be updated with the new translation.  We take the
    1234             :      approach of translating immediately before every use of yytoken.
    1235             :      One alternative is translating here after every semantic action,
    1236             :      but that translation would be missed if the semantic action invokes
    1237             :      YYABORT, YYACCEPT, or YYERROR immediately after altering yychar or
    1238             :      if it invokes YYBACKUP.  In the case of YYABORT or YYACCEPT, an
    1239             :      incorrect destructor might then be invoked immediately.  In the
    1240             :      case of YYERROR or YYBACKUP, subsequent parser actions might lead
    1241             :      to an incorrect destructor call or verbose syntax error message
    1242             :      before the lookahead is translated.  */
    1243             :   YY_SYMBOL_PRINT ("-> $$ =", YY_CAST (yysymbol_kind_t, yyr1[yyn]), &yyval, &yyloc);
    1244             : 
    1245       15980 :   YYPOPSTACK (yylen);
    1246       15980 :   yylen = 0;
    1247             : 
    1248       15980 :   *++yyvsp = yyval;
    1249             : 
    1250             :   /* Now 'shift' the result of the reduction.  Determine what state
    1251             :      that goes to, based on the state we popped back to and the rule
    1252             :      number reduced by.  */
    1253             :   {
    1254       15980 :     const int yylhs = yyr1[yyn] - YYNTOKENS;
    1255       15980 :     const int yyi = yypgoto[yylhs] + *yyssp;
    1256        4818 :     yystate = (0 <= yyi && yyi <= YYLAST && yycheck[yyi] == *yyssp
    1257        4804 :                ? yytable[yyi]
    1258       20798 :                : yydefgoto[yylhs]);
    1259             :   }
    1260             : 
    1261       15980 :   goto yynewstate;
    1262             : 
    1263             : 
    1264             : /*--------------------------------------.
    1265             : | yyerrlab -- here on detecting error.  |
    1266             : `--------------------------------------*/
    1267          28 : yyerrlab:
    1268             :   /* Make sure we have latest lookahead translation.  See comments at
    1269             :      user semantic actions for why this is necessary.  */
    1270          28 :   yytoken = yychar == YYEMPTY ? YYSYMBOL_YYEMPTY : YYTRANSLATE (yychar);
    1271             :   /* If not already recovering from an error, report this error.  */
    1272          28 :   if (!yyerrstatus)
    1273             :     {
    1274          28 :       ++yynerrs;
    1275          28 :       yyerror (result, escontext, yyscanner, YY_("syntax error"));
    1276             :     }
    1277             : 
    1278          12 :   if (yyerrstatus == 3)
    1279             :     {
    1280             :       /* If just tried and failed to reuse lookahead token after an
    1281             :          error, discard it.  */
    1282             : 
    1283           0 :       if (yychar <= YYEOF)
    1284             :         {
    1285             :           /* Return failure if at end of input.  */
    1286           0 :           if (yychar == YYEOF)
    1287           0 :             YYABORT;
    1288             :         }
    1289             :       else
    1290             :         {
    1291           0 :           yydestruct ("Error: discarding",
    1292             :                       yytoken, &yylval, result, escontext, yyscanner);
    1293           0 :           yychar = YYEMPTY;
    1294             :         }
    1295             :     }
    1296             : 
    1297             :   /* Else will try to reuse lookahead token after shifting the error
    1298             :      token.  */
    1299          12 :   goto yyerrlab1;
    1300             : 
    1301             : 
    1302             : /*---------------------------------------------------.
    1303             : | yyerrorlab -- error raised explicitly by YYERROR.  |
    1304             : `---------------------------------------------------*/
    1305           0 : yyerrorlab:
    1306             :   /* Pacify compilers when the user code never invokes YYERROR and the
    1307             :      label yyerrorlab therefore never appears in user code.  */
    1308             :   if (0)
    1309             :     YYERROR;
    1310           0 :   ++yynerrs;
    1311             : 
    1312             :   /* Do not reclaim the symbols of the rule whose action triggered
    1313             :      this YYERROR.  */
    1314           0 :   YYPOPSTACK (yylen);
    1315           0 :   yylen = 0;
    1316             :   YY_STACK_PRINT (yyss, yyssp);
    1317           0 :   yystate = *yyssp;
    1318           0 :   goto yyerrlab1;
    1319             : 
    1320             : 
    1321             : /*-------------------------------------------------------------.
    1322             : | yyerrlab1 -- common code for both syntax error and YYERROR.  |
    1323             : `-------------------------------------------------------------*/
    1324          12 : yyerrlab1:
    1325          12 :   yyerrstatus = 3;      /* Each real token shifted decrements this.  */
    1326             : 
    1327             :   /* Pop stack until we find a state that shifts the error token.  */
    1328             :   for (;;)
    1329             :     {
    1330          16 :       yyn = yypact[yystate];
    1331          16 :       if (!yypact_value_is_default (yyn))
    1332             :         {
    1333          16 :           yyn += YYSYMBOL_YYerror;
    1334          16 :           if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYSYMBOL_YYerror)
    1335             :             {
    1336           0 :               yyn = yytable[yyn];
    1337           0 :               if (0 < yyn)
    1338           0 :                 break;
    1339             :             }
    1340             :         }
    1341             : 
    1342             :       /* Pop the current state because it cannot handle the error token.  */
    1343          16 :       if (yyssp == yyss)
    1344          12 :         YYABORT;
    1345             : 
    1346             : 
    1347           4 :       yydestruct ("Error: popping",
    1348           4 :                   YY_ACCESSING_SYMBOL (yystate), yyvsp, result, escontext, yyscanner);
    1349           4 :       YYPOPSTACK (1);
    1350           4 :       yystate = *yyssp;
    1351             :       YY_STACK_PRINT (yyss, yyssp);
    1352             :     }
    1353             : 
    1354             :   YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
    1355           0 :   *++yyvsp = yylval;
    1356             :   YY_IGNORE_MAYBE_UNINITIALIZED_END
    1357             : 
    1358             : 
    1359             :   /* Shift the error token.  */
    1360             :   YY_SYMBOL_PRINT ("Shifting", YY_ACCESSING_SYMBOL (yyn), yyvsp, yylsp);
    1361             : 
    1362           0 :   yystate = yyn;
    1363           0 :   goto yynewstate;
    1364             : 
    1365             : 
    1366             : /*-------------------------------------.
    1367             : | yyacceptlab -- YYACCEPT comes here.  |
    1368             : `-------------------------------------*/
    1369        5616 : yyacceptlab:
    1370        5616 :   yyresult = 0;
    1371        5616 :   goto yyreturnlab;
    1372             : 
    1373             : 
    1374             : /*-----------------------------------.
    1375             : | yyabortlab -- YYABORT comes here.  |
    1376             : `-----------------------------------*/
    1377          16 : yyabortlab:
    1378          16 :   yyresult = 1;
    1379          16 :   goto yyreturnlab;
    1380             : 
    1381             : 
    1382             : /*-----------------------------------------------------------.
    1383             : | yyexhaustedlab -- YYNOMEM (memory exhaustion) comes here.  |
    1384             : `-----------------------------------------------------------*/
    1385           0 : yyexhaustedlab:
    1386           0 :   yyerror (result, escontext, yyscanner, YY_("memory exhausted"));
    1387           0 :   yyresult = 2;
    1388           0 :   goto yyreturnlab;
    1389             : 
    1390             : 
    1391             : /*----------------------------------------------------------.
    1392             : | yyreturnlab -- parsing is finished, clean up and return.  |
    1393             : `----------------------------------------------------------*/
    1394        5632 : yyreturnlab:
    1395        5632 :   if (yychar != YYEMPTY)
    1396             :     {
    1397             :       /* Make sure we have latest lookahead translation.  See comments at
    1398             :          user semantic actions for why this is necessary.  */
    1399          12 :       yytoken = YYTRANSLATE (yychar);
    1400          12 :       yydestruct ("Cleanup: discarding lookahead",
    1401             :                   yytoken, &yylval, result, escontext, yyscanner);
    1402             :     }
    1403             :   /* Do not reclaim the symbols of the rule whose action triggered
    1404             :      this YYABORT or YYACCEPT.  */
    1405        5632 :   YYPOPSTACK (yylen);
    1406             :   YY_STACK_PRINT (yyss, yyssp);
    1407       16864 :   while (yyssp != yyss)
    1408             :     {
    1409       11232 :       yydestruct ("Cleanup: popping",
    1410       11232 :                   YY_ACCESSING_SYMBOL (+*yyssp), yyvsp, result, escontext, yyscanner);
    1411       11232 :       YYPOPSTACK (1);
    1412             :     }
    1413             : #ifndef yyoverflow
    1414        5632 :   if (yyss != yyssa)
    1415           0 :     YYSTACK_FREE (yyss);
    1416             : #endif
    1417             : 
    1418        5632 :   return yyresult;
    1419             : }
    1420             : 
    1421             : #line 164 "segparse.y"
    1422             : 
    1423             : 
    1424             : 
    1425             : static bool
    1426             : seg_atof(char *value, float *result, struct Node *escontext)
    1427             : {
    1428             :     *result = float4in_internal(value, NULL, "seg", value, escontext);
    1429             :     if (SOFT_ERROR_OCCURRED(escontext))
    1430             :         return false;
    1431             :     return true;
    1432             : }
    1433             : 
    1434             : static int
    1435             : sig_digits(const char *value)
    1436             : {
    1437             :     int         n = significant_digits(value);
    1438             : 
    1439             :     /* Clamp, to ensure value will fit in sigd fields */
    1440             :     return Min(n, FLT_DIG);
    1441             : }

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