[PATCH v3 2/4] kconfig: regenerate *.c_shipped files after previous changes

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Signed-off-by: Nicolas Pitre <nico@xxxxxxxxxx>
---
 scripts/kconfig/zconf.hash.c_shipped |   30 +-
 scripts/kconfig/zconf.tab.c_shipped  | 1581 ++++++++++++++++------------------
 2 files changed, 753 insertions(+), 858 deletions(-)

diff --git a/scripts/kconfig/zconf.hash.c_shipped b/scripts/kconfig/zconf.hash.c_shipped
index 360a62df2b..d51b15de07 100644
--- a/scripts/kconfig/zconf.hash.c_shipped
+++ b/scripts/kconfig/zconf.hash.c_shipped
@@ -55,10 +55,10 @@ kconf_id_hash (register const char *str, register unsigned int len)
       73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
       73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
       73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73, 73,  5, 25, 25,
+      73, 73, 73, 73, 73, 73, 73, 10, 25, 25,
        0,  0,  0,  5,  0,  0, 73, 73,  5,  0,
       10,  5, 45, 73, 20, 20,  0, 15, 15, 73,
-      20,  5, 73, 73, 73, 73, 73, 73, 73, 73,
+      20,  0, 73, 73, 73, 73, 73, 73, 73, 73,
       73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
       73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
       73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
@@ -120,6 +120,7 @@ struct kconf_id_strings_t
     char kconf_id_strings_str43[sizeof("hex")];
     char kconf_id_strings_str46[sizeof("config")];
     char kconf_id_strings_str47[sizeof("boolean")];
+    char kconf_id_strings_str50[sizeof("imply")];
     char kconf_id_strings_str51[sizeof("string")];
     char kconf_id_strings_str54[sizeof("help")];
     char kconf_id_strings_str56[sizeof("prompt")];
@@ -157,6 +158,7 @@ static const struct kconf_id_strings_t kconf_id_strings_contents =
     "hex",
     "config",
     "boolean",
+    "imply",
     "string",
     "help",
     "prompt",
@@ -174,7 +176,7 @@ kconf_id_lookup (register const char *str, register unsigned int len)
 {
   enum
     {
-      TOTAL_KEYWORDS = 34,
+      TOTAL_KEYWORDS = 35,
       MIN_WORD_LENGTH = 2,
       MAX_WORD_LENGTH = 14,
       MIN_HASH_VALUE = 2,
@@ -205,15 +207,15 @@ kconf_id_lookup (register const char *str, register unsigned int len)
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str12,	T_DEFAULT,	TF_COMMAND, S_TRISTATE},
 #line 36 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str13,	T_DEFAULT,	TF_COMMAND, S_BOOLEAN},
-#line 46 "scripts/kconfig/zconf.gperf"
+#line 47 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str14,	T_OPT_DEFCONFIG_LIST,TF_OPTION},
       {-1}, {-1},
-#line 44 "scripts/kconfig/zconf.gperf"
+#line 45 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str17,		T_ON,		TF_PARAM},
 #line 29 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str18,	T_OPTIONAL,	TF_COMMAND},
       {-1}, {-1},
-#line 43 "scripts/kconfig/zconf.gperf"
+#line 44 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str21,		T_OPTION,	TF_COMMAND},
 #line 17 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str22,	T_ENDMENU,	TF_COMMAND},
@@ -223,9 +225,9 @@ kconf_id_lookup (register const char *str, register unsigned int len)
 #line 23 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str25,	T_MENUCONFIG,	TF_COMMAND},
       {-1},
-#line 45 "scripts/kconfig/zconf.gperf"
+#line 46 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str27,	T_OPT_MODULES,	TF_OPTION},
-#line 48 "scripts/kconfig/zconf.gperf"
+#line 49 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str28,	T_OPT_ALLNOCONFIG_Y,TF_OPTION},
 #line 16 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str29,		T_MENU,		TF_COMMAND},
@@ -234,10 +236,10 @@ kconf_id_lookup (register const char *str, register unsigned int len)
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str31,		T_SELECT,	TF_COMMAND},
 #line 21 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str32,	T_COMMENT,	TF_COMMAND},
-#line 47 "scripts/kconfig/zconf.gperf"
+#line 48 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str33,		T_OPT_ENV,	TF_OPTION},
       {-1},
-#line 41 "scripts/kconfig/zconf.gperf"
+#line 42 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str35,		T_RANGE,	TF_COMMAND},
 #line 19 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str36,		T_CHOICE,	TF_COMMAND},
@@ -247,7 +249,7 @@ kconf_id_lookup (register const char *str, register unsigned int len)
       {-1},
 #line 18 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str41,		T_SOURCE,	TF_COMMAND},
-#line 42 "scripts/kconfig/zconf.gperf"
+#line 43 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str42,	T_VISIBLE,	TF_COMMAND},
 #line 38 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str43,		T_TYPE,		TF_COMMAND, S_HEX},
@@ -256,7 +258,9 @@ kconf_id_lookup (register const char *str, register unsigned int len)
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str46,		T_CONFIG,	TF_COMMAND},
 #line 35 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str47,	T_TYPE,		TF_COMMAND, S_BOOLEAN},
-      {-1}, {-1}, {-1},
+      {-1}, {-1},
+#line 41 "scripts/kconfig/zconf.gperf"
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str50,		T_IMPLY,	TF_COMMAND},
 #line 39 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str51,		T_TYPE,		TF_COMMAND, S_STRING},
       {-1}, {-1},
@@ -289,5 +293,5 @@ kconf_id_lookup (register const char *str, register unsigned int len)
     }
   return 0;
 }
-#line 49 "scripts/kconfig/zconf.gperf"
+#line 50 "scripts/kconfig/zconf.gperf"
 
diff --git a/scripts/kconfig/zconf.tab.c_shipped b/scripts/kconfig/zconf.tab.c_shipped
index 7a4d658c20..65b7515a57 100644
--- a/scripts/kconfig/zconf.tab.c_shipped
+++ b/scripts/kconfig/zconf.tab.c_shipped
@@ -1,19 +1,19 @@
-/* A Bison parser, made by GNU Bison 2.5.1.  */
+/* A Bison parser, made by GNU Bison 3.0.4.  */
 
 /* Bison implementation for Yacc-like parsers in C
-   
-      Copyright (C) 1984, 1989-1990, 2000-2012 Free Software Foundation, Inc.
-   
+
+   Copyright (C) 1984, 1989-1990, 2000-2015 Free Software Foundation, Inc.
+
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
-   
+
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
-   
+
    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
@@ -26,7 +26,7 @@
    special exception, which will cause the skeleton and the resulting
    Bison output files to be licensed under the GNU General Public
    License without this special exception.
-   
+
    This special exception was added by the Free Software Foundation in
    version 2.2 of Bison.  */
 
@@ -44,7 +44,7 @@
 #define YYBISON 1
 
 /* Bison version.  */
-#define YYBISON_VERSION "2.5.1"
+#define YYBISON_VERSION "3.0.4"
 
 /* Skeleton name.  */
 #define YYSKELETON_NAME "yacc.c"
@@ -58,18 +58,16 @@
 /* Pull parsers.  */
 #define YYPULL 1
 
-/* Using locations.  */
-#define YYLSP_NEEDED 0
 
 /* Substitute the variable and function names.  */
 #define yyparse         zconfparse
 #define yylex           zconflex
 #define yyerror         zconferror
-#define yylval          zconflval
-#define yychar          zconfchar
 #define yydebug         zconfdebug
 #define yynerrs         zconfnerrs
 
+#define yylval          zconflval
+#define yychar          zconfchar
 
 /* Copy the first part of user declarations.  */
 
@@ -108,19 +106,14 @@ static struct menu *current_menu, *current_entry;
 
 
 
-# ifndef YY_NULL
+# ifndef YY_NULLPTR
 #  if defined __cplusplus && 201103L <= __cplusplus
-#   define YY_NULL nullptr
+#   define YY_NULLPTR nullptr
 #  else
-#   define YY_NULL 0
+#   define YY_NULLPTR 0
 #  endif
 # endif
 
-/* Enabling traces.  */
-#ifndef YYDEBUG
-# define YYDEBUG 1
-#endif
-
 /* Enabling verbose error messages.  */
 #ifdef YYERROR_VERBOSE
 # undef YYERROR_VERBOSE
@@ -129,62 +122,65 @@ static struct menu *current_menu, *current_entry;
 # define YYERROR_VERBOSE 0
 #endif
 
-/* Enabling the token table.  */
-#ifndef YYTOKEN_TABLE
-# define YYTOKEN_TABLE 0
-#endif
 
+/* Debug traces.  */
+#ifndef YYDEBUG
+# define YYDEBUG 1
+#endif
+#if YYDEBUG
+extern int zconfdebug;
+#endif
 
-/* Tokens.  */
+/* Token type.  */
 #ifndef YYTOKENTYPE
 # define YYTOKENTYPE
-   /* Put the tokens into the symbol table, so that GDB and other debuggers
-      know about them.  */
-   enum yytokentype {
-     T_MAINMENU = 258,
-     T_MENU = 259,
-     T_ENDMENU = 260,
-     T_SOURCE = 261,
-     T_CHOICE = 262,
-     T_ENDCHOICE = 263,
-     T_COMMENT = 264,
-     T_CONFIG = 265,
-     T_MENUCONFIG = 266,
-     T_HELP = 267,
-     T_HELPTEXT = 268,
-     T_IF = 269,
-     T_ENDIF = 270,
-     T_DEPENDS = 271,
-     T_OPTIONAL = 272,
-     T_PROMPT = 273,
-     T_TYPE = 274,
-     T_DEFAULT = 275,
-     T_SELECT = 276,
-     T_RANGE = 277,
-     T_VISIBLE = 278,
-     T_OPTION = 279,
-     T_ON = 280,
-     T_WORD = 281,
-     T_WORD_QUOTE = 282,
-     T_UNEQUAL = 283,
-     T_LESS = 284,
-     T_LESS_EQUAL = 285,
-     T_GREATER = 286,
-     T_GREATER_EQUAL = 287,
-     T_CLOSE_PAREN = 288,
-     T_OPEN_PAREN = 289,
-     T_EOL = 290,
-     T_OR = 291,
-     T_AND = 292,
-     T_EQUAL = 293,
-     T_NOT = 294
-   };
+  enum yytokentype
+  {
+    T_MAINMENU = 258,
+    T_MENU = 259,
+    T_ENDMENU = 260,
+    T_SOURCE = 261,
+    T_CHOICE = 262,
+    T_ENDCHOICE = 263,
+    T_COMMENT = 264,
+    T_CONFIG = 265,
+    T_MENUCONFIG = 266,
+    T_HELP = 267,
+    T_HELPTEXT = 268,
+    T_IF = 269,
+    T_ENDIF = 270,
+    T_DEPENDS = 271,
+    T_OPTIONAL = 272,
+    T_PROMPT = 273,
+    T_TYPE = 274,
+    T_DEFAULT = 275,
+    T_SELECT = 276,
+    T_IMPLY = 277,
+    T_RANGE = 278,
+    T_VISIBLE = 279,
+    T_OPTION = 280,
+    T_ON = 281,
+    T_WORD = 282,
+    T_WORD_QUOTE = 283,
+    T_UNEQUAL = 284,
+    T_LESS = 285,
+    T_LESS_EQUAL = 286,
+    T_GREATER = 287,
+    T_GREATER_EQUAL = 288,
+    T_CLOSE_PAREN = 289,
+    T_OPEN_PAREN = 290,
+    T_EOL = 291,
+    T_OR = 292,
+    T_AND = 293,
+    T_EQUAL = 294,
+    T_NOT = 295
+  };
 #endif
 
-
-
+/* Value type.  */
 #if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
-typedef union YYSTYPE
+
+union YYSTYPE
 {
 
 
@@ -196,14 +192,20 @@ typedef union YYSTYPE
 	const struct kconf_id *id;
 
 
+};
 
-} YYSTYPE;
+typedef union YYSTYPE YYSTYPE;
 # define YYSTYPE_IS_TRIVIAL 1
-# define yystype YYSTYPE /* obsolescent; will be withdrawn */
 # define YYSTYPE_IS_DECLARED 1
 #endif
 
 
+extern YYSTYPE zconflval;
+
+int zconfparse (void);
+
+
+
 /* Copy the second part of user declarations.  */
 
 
@@ -224,11 +226,8 @@ typedef unsigned char yytype_uint8;
 
 #ifdef YYTYPE_INT8
 typedef YYTYPE_INT8 yytype_int8;
-#elif (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
-typedef signed char yytype_int8;
 #else
-typedef short int yytype_int8;
+typedef signed char yytype_int8;
 #endif
 
 #ifdef YYTYPE_UINT16
@@ -248,8 +247,7 @@ typedef short int yytype_int16;
 #  define YYSIZE_T __SIZE_TYPE__
 # elif defined size_t
 #  define YYSIZE_T size_t
-# elif ! defined YYSIZE_T && (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
+# elif ! defined YYSIZE_T
 #  include <stddef.h> /* INFRINGES ON USER NAME SPACE */
 #  define YYSIZE_T size_t
 # else
@@ -263,38 +261,67 @@ typedef short int yytype_int16;
 # if defined YYENABLE_NLS && YYENABLE_NLS
 #  if ENABLE_NLS
 #   include <libintl.h> /* INFRINGES ON USER NAME SPACE */
-#   define YY_(msgid) dgettext ("bison-runtime", msgid)
+#   define YY_(Msgid) dgettext ("bison-runtime", Msgid)
 #  endif
 # endif
 # ifndef YY_
-#  define YY_(msgid) msgid
+#  define YY_(Msgid) Msgid
+# endif
+#endif
+
+#ifndef YY_ATTRIBUTE
+# if (defined __GNUC__                                               \
+      && (2 < __GNUC__ || (__GNUC__ == 2 && 96 <= __GNUC_MINOR__)))  \
+     || defined __SUNPRO_C && 0x5110 <= __SUNPRO_C
+#  define YY_ATTRIBUTE(Spec) __attribute__(Spec)
+# else
+#  define YY_ATTRIBUTE(Spec) /* empty */
+# endif
+#endif
+
+#ifndef YY_ATTRIBUTE_PURE
+# define YY_ATTRIBUTE_PURE   YY_ATTRIBUTE ((__pure__))
+#endif
+
+#ifndef YY_ATTRIBUTE_UNUSED
+# define YY_ATTRIBUTE_UNUSED YY_ATTRIBUTE ((__unused__))
+#endif
+
+#if !defined _Noreturn \
+     && (!defined __STDC_VERSION__ || __STDC_VERSION__ < 201112)
+# if defined _MSC_VER && 1200 <= _MSC_VER
+#  define _Noreturn __declspec (noreturn)
+# else
+#  define _Noreturn YY_ATTRIBUTE ((__noreturn__))
 # endif
 #endif
 
 /* Suppress unused-variable warnings by "using" E.  */
 #if ! defined lint || defined __GNUC__
-# define YYUSE(e) ((void) (e))
+# define YYUSE(E) ((void) (E))
 #else
-# define YYUSE(e) /* empty */
+# define YYUSE(E) /* empty */
 #endif
 
-/* Identity function, used to suppress warnings about constant conditions.  */
-#ifndef lint
-# define YYID(n) (n)
-#else
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
-static int
-YYID (int yyi)
+#if defined __GNUC__ && 407 <= __GNUC__ * 100 + __GNUC_MINOR__
+/* Suppress an incorrect diagnostic about yylval being uninitialized.  */
+# define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN \
+    _Pragma ("GCC diagnostic push") \
+    _Pragma ("GCC diagnostic ignored \"-Wuninitialized\"")\
+    _Pragma ("GCC diagnostic ignored \"-Wmaybe-uninitialized\"")
+# define YY_IGNORE_MAYBE_UNINITIALIZED_END \
+    _Pragma ("GCC diagnostic pop")
 #else
-static int
-YYID (yyi)
-    int yyi;
+# define YY_INITIAL_VALUE(Value) Value
 #endif
-{
-  return yyi;
-}
+#ifndef YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
+# define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
+# define YY_IGNORE_MAYBE_UNINITIALIZED_END
 #endif
+#ifndef YY_INITIAL_VALUE
+# define YY_INITIAL_VALUE(Value) /* Nothing. */
+#endif
+
 
 #if ! defined yyoverflow || YYERROR_VERBOSE
 
@@ -313,8 +340,7 @@ YYID (yyi)
 #    define alloca _alloca
 #   else
 #    define YYSTACK_ALLOC alloca
-#    if ! defined _ALLOCA_H && ! defined EXIT_SUCCESS && (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
+#    if ! defined _ALLOCA_H && ! defined EXIT_SUCCESS
 #     include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
       /* Use EXIT_SUCCESS as a witness for stdlib.h.  */
 #     ifndef EXIT_SUCCESS
@@ -326,8 +352,8 @@ YYID (yyi)
 # endif
 
 # ifdef YYSTACK_ALLOC
-   /* Pacify GCC's `empty if-body' warning.  */
-#  define YYSTACK_FREE(Ptr) do { /* empty */; } while (YYID (0))
+   /* Pacify GCC's 'empty if-body' warning.  */
+#  define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
 #  ifndef YYSTACK_ALLOC_MAXIMUM
     /* The OS might guarantee only one guard page at the bottom of the stack,
        and a page size can be as small as 4096 bytes.  So we cannot safely
@@ -343,7 +369,7 @@ YYID (yyi)
 #  endif
 #  if (defined __cplusplus && ! defined EXIT_SUCCESS \
        && ! ((defined YYMALLOC || defined malloc) \
-	     && (defined YYFREE || defined free)))
+             && (defined YYFREE || defined free)))
 #   include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
 #   ifndef EXIT_SUCCESS
 #    define EXIT_SUCCESS 0
@@ -351,15 +377,13 @@ YYID (yyi)
 #  endif
 #  ifndef YYMALLOC
 #   define YYMALLOC malloc
-#   if ! defined malloc && ! defined EXIT_SUCCESS && (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
+#   if ! defined malloc && ! defined EXIT_SUCCESS
 void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */
 #   endif
 #  endif
 #  ifndef YYFREE
 #   define YYFREE free
-#   if ! defined free && ! defined EXIT_SUCCESS && (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
+#   if ! defined free && ! defined EXIT_SUCCESS
 void free (void *); /* INFRINGES ON USER NAME SPACE */
 #   endif
 #  endif
@@ -369,7 +393,7 @@ void free (void *); /* INFRINGES ON USER NAME SPACE */
 
 #if (! defined yyoverflow \
      && (! defined __cplusplus \
-	 || (defined YYSTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))
+         || (defined YYSTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))
 
 /* A type that is properly aligned for any stack member.  */
 union yyalloc
@@ -394,16 +418,16 @@ union yyalloc
    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(Stack_alloc, Stack)				\
-    do									\
-      {									\
-	YYSIZE_T yynewbytes;						\
-	YYCOPY (&yyptr->Stack_alloc, Stack, yysize);			\
-	Stack = &yyptr->Stack_alloc;					\
-	yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
-	yyptr += yynewbytes / sizeof (*yyptr);				\
-      }									\
-    while (YYID (0))
+# define YYSTACK_RELOCATE(Stack_alloc, Stack)                           \
+    do                                                                  \
+      {                                                                 \
+        YYSIZE_T yynewbytes;                                            \
+        YYCOPY (&yyptr->Stack_alloc, Stack, yysize);                    \
+        Stack = &yyptr->Stack_alloc;                                    \
+        yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
+        yyptr += yynewbytes / sizeof (*yyptr);                          \
+      }                                                                 \
+    while (0)
 
 #endif
 
@@ -422,7 +446,7 @@ union yyalloc
           for (yyi = 0; yyi < (Count); yyi++)   \
             (Dst)[yyi] = (Src)[yyi];            \
         }                                       \
-      while (YYID (0))
+      while (0)
 #  endif
 # endif
 #endif /* !YYCOPY_NEEDED */
@@ -430,25 +454,27 @@ union yyalloc
 /* YYFINAL -- State number of the termination state.  */
 #define YYFINAL  11
 /* YYLAST -- Last index in YYTABLE.  */
-#define YYLAST   298
+#define YYLAST   301
 
 /* YYNTOKENS -- Number of terminals.  */
-#define YYNTOKENS  40
+#define YYNTOKENS  41
 /* YYNNTS -- Number of nonterminals.  */
 #define YYNNTS  50
 /* YYNRULES -- Number of rules.  */
-#define YYNRULES  122
-/* YYNRULES -- Number of states.  */
-#define YYNSTATES  199
+#define YYNRULES  124
+/* YYNSTATES -- Number of states.  */
+#define YYNSTATES  204
 
-/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX.  */
+/* YYTRANSLATE[YYX] -- Symbol number corresponding to YYX as returned
+   by yylex, with out-of-bounds checking.  */
 #define YYUNDEFTOK  2
-#define YYMAXUTOK   294
+#define YYMAXUTOK   295
 
-#define YYTRANSLATE(YYX)						\
+#define YYTRANSLATE(YYX)                                                \
   ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
 
-/* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX.  */
+/* YYTRANSLATE[TOKEN-NUM] -- Symbol number corresponding to TOKEN-NUM
+   as returned by yylex, without out-of-bounds checking.  */
 static const yytype_uint8 yytranslate[] =
 {
        0,     2,     2,     2,     2,     2,     2,     2,     2,     2,
@@ -480,90 +506,30 @@ static const yytype_uint8 yytranslate[] =
        5,     6,     7,     8,     9,    10,    11,    12,    13,    14,
       15,    16,    17,    18,    19,    20,    21,    22,    23,    24,
       25,    26,    27,    28,    29,    30,    31,    32,    33,    34,
-      35,    36,    37,    38,    39
+      35,    36,    37,    38,    39,    40
 };
 
 #if YYDEBUG
-/* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
-   YYRHS.  */
-static const yytype_uint16 yyprhs[] =
-{
-       0,     0,     3,     6,     8,    11,    13,    14,    17,    20,
-      23,    26,    31,    36,    40,    42,    44,    46,    48,    50,
-      52,    54,    56,    58,    60,    62,    64,    66,    68,    72,
-      75,    79,    82,    86,    89,    90,    93,    96,    99,   102,
-     105,   108,   112,   117,   122,   127,   133,   137,   138,   142,
-     143,   146,   150,   153,   155,   159,   160,   163,   166,   169,
-     172,   175,   180,   184,   187,   192,   193,   196,   200,   202,
-     206,   207,   210,   213,   216,   220,   224,   228,   230,   234,
-     235,   238,   241,   244,   248,   252,   255,   258,   261,   262,
-     265,   268,   271,   276,   277,   280,   283,   286,   287,   290,
-     292,   294,   297,   300,   303,   305,   308,   309,   312,   314,
-     318,   322,   326,   330,   334,   338,   342,   345,   349,   353,
-     355,   357,   358
-};
-
-/* YYRHS -- A `-1'-separated list of the rules' RHS.  */
-static const yytype_int8 yyrhs[] =
-{
-      41,     0,    -1,    85,    42,    -1,    42,    -1,    67,    43,
-      -1,    43,    -1,    -1,    43,    45,    -1,    43,    59,    -1,
-      43,    71,    -1,    43,    84,    -1,    43,    26,     1,    35,
-      -1,    43,    44,     1,    35,    -1,    43,     1,    35,    -1,
-      16,    -1,    18,    -1,    19,    -1,    21,    -1,    17,    -1,
-      22,    -1,    20,    -1,    23,    -1,    35,    -1,    65,    -1,
-      75,    -1,    48,    -1,    50,    -1,    73,    -1,    26,     1,
-      35,    -1,     1,    35,    -1,    10,    26,    35,    -1,    47,
-      51,    -1,    11,    26,    35,    -1,    49,    51,    -1,    -1,
-      51,    52,    -1,    51,    53,    -1,    51,    79,    -1,    51,
-      77,    -1,    51,    46,    -1,    51,    35,    -1,    19,    82,
-      35,    -1,    18,    83,    86,    35,    -1,    20,    87,    86,
-      35,    -1,    21,    26,    86,    35,    -1,    22,    88,    88,
-      86,    35,    -1,    24,    54,    35,    -1,    -1,    54,    26,
-      55,    -1,    -1,    38,    83,    -1,     7,    89,    35,    -1,
-      56,    60,    -1,    84,    -1,    57,    62,    58,    -1,    -1,
-      60,    61,    -1,    60,    79,    -1,    60,    77,    -1,    60,
-      35,    -1,    60,    46,    -1,    18,    83,    86,    35,    -1,
-      19,    82,    35,    -1,    17,    35,    -1,    20,    26,    86,
-      35,    -1,    -1,    62,    45,    -1,    14,    87,    85,    -1,
-      84,    -1,    63,    66,    64,    -1,    -1,    66,    45,    -1,
-      66,    71,    -1,    66,    59,    -1,     3,    83,    85,    -1,
-       4,    83,    35,    -1,    68,    80,    78,    -1,    84,    -1,
-      69,    72,    70,    -1,    -1,    72,    45,    -1,    72,    71,
-      -1,    72,    59,    -1,     6,    83,    35,    -1,     9,    83,
-      35,    -1,    74,    78,    -1,    12,    35,    -1,    76,    13,
-      -1,    -1,    78,    79,    -1,    78,    35,    -1,    78,    46,
-      -1,    16,    25,    87,    35,    -1,    -1,    80,    81,    -1,
-      80,    35,    -1,    23,    86,    -1,    -1,    83,    86,    -1,
-      26,    -1,    27,    -1,     5,    35,    -1,     8,    35,    -1,
-      15,    35,    -1,    35,    -1,    85,    35,    -1,    -1,    14,
-      87,    -1,    88,    -1,    88,    29,    88,    -1,    88,    30,
-      88,    -1,    88,    31,    88,    -1,    88,    32,    88,    -1,
-      88,    38,    88,    -1,    88,    28,    88,    -1,    34,    87,
-      33,    -1,    39,    87,    -1,    87,    36,    87,    -1,    87,
-      37,    87,    -1,    26,    -1,    27,    -1,    -1,    26,    -1
-};
-
-/* YYRLINE[YYN] -- source line where rule number YYN was defined.  */
+  /* YYRLINE[YYN] -- Source line where rule number YYN was defined.  */
 static const yytype_uint16 yyrline[] =
 {
-       0,   108,   108,   108,   110,   110,   112,   114,   115,   116,
-     117,   118,   119,   123,   127,   127,   127,   127,   127,   127,
-     127,   127,   131,   132,   133,   134,   135,   136,   140,   141,
-     147,   155,   161,   169,   179,   181,   182,   183,   184,   185,
-     186,   189,   197,   203,   213,   219,   225,   228,   230,   241,
-     242,   247,   256,   261,   269,   272,   274,   275,   276,   277,
-     278,   281,   287,   298,   304,   314,   316,   321,   329,   337,
-     340,   342,   343,   344,   349,   356,   363,   368,   376,   379,
-     381,   382,   383,   386,   394,   401,   408,   414,   421,   423,
-     424,   425,   428,   436,   438,   439,   442,   449,   451,   456,
-     457,   460,   461,   462,   466,   467,   470,   471,   474,   475,
-     476,   477,   478,   479,   480,   481,   482,   483,   484,   487,
-     488,   491,   492
+       0,   109,   109,   109,   111,   111,   113,   115,   116,   117,
+     118,   119,   120,   124,   128,   128,   128,   128,   128,   128,
+     128,   128,   128,   132,   133,   134,   135,   136,   137,   141,
+     142,   148,   156,   162,   170,   180,   182,   183,   184,   185,
+     186,   187,   190,   198,   204,   214,   220,   226,   232,   235,
+     237,   248,   249,   254,   263,   268,   276,   279,   281,   282,
+     283,   284,   285,   288,   294,   305,   311,   321,   323,   328,
+     336,   344,   347,   349,   350,   351,   356,   363,   370,   375,
+     383,   386,   388,   389,   390,   393,   401,   408,   415,   421,
+     428,   430,   431,   432,   435,   443,   445,   446,   449,   456,
+     458,   463,   464,   467,   468,   469,   473,   474,   477,   478,
+     481,   482,   483,   484,   485,   486,   487,   488,   489,   490,
+     491,   494,   495,   498,   499
 };
 #endif
 
-#if YYDEBUG || YYERROR_VERBOSE || YYTOKEN_TABLE
+#if YYDEBUG || YYERROR_VERBOSE || 0
 /* YYTNAME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
    First, the terminals, then, starting at YYNTOKENS, nonterminals.  */
 static const char *const yytname[] =
@@ -571,9 +537,9 @@ static const char *const yytname[] =
   "$end", "error", "$undefined", "T_MAINMENU", "T_MENU", "T_ENDMENU",
   "T_SOURCE", "T_CHOICE", "T_ENDCHOICE", "T_COMMENT", "T_CONFIG",
   "T_MENUCONFIG", "T_HELP", "T_HELPTEXT", "T_IF", "T_ENDIF", "T_DEPENDS",
-  "T_OPTIONAL", "T_PROMPT", "T_TYPE", "T_DEFAULT", "T_SELECT", "T_RANGE",
-  "T_VISIBLE", "T_OPTION", "T_ON", "T_WORD", "T_WORD_QUOTE", "T_UNEQUAL",
-  "T_LESS", "T_LESS_EQUAL", "T_GREATER", "T_GREATER_EQUAL",
+  "T_OPTIONAL", "T_PROMPT", "T_TYPE", "T_DEFAULT", "T_SELECT", "T_IMPLY",
+  "T_RANGE", "T_VISIBLE", "T_OPTION", "T_ON", "T_WORD", "T_WORD_QUOTE",
+  "T_UNEQUAL", "T_LESS", "T_LESS_EQUAL", "T_GREATER", "T_GREATER_EQUAL",
   "T_CLOSE_PAREN", "T_OPEN_PAREN", "T_EOL", "T_OR", "T_AND", "T_EQUAL",
   "T_NOT", "$accept", "input", "start", "stmt_list", "option_name",
   "common_stmt", "option_error", "config_entry_start", "config_stmt",
@@ -585,260 +551,254 @@ static const char *const yytname[] =
   "menu_entry", "menu_end", "menu_stmt", "menu_block", "source_stmt",
   "comment", "comment_stmt", "help_start", "help", "depends_list",
   "depends", "visibility_list", "visible", "prompt_stmt_opt", "prompt",
-  "end", "nl", "if_expr", "expr", "symbol", "word_opt", YY_NULL
+  "end", "nl", "if_expr", "expr", "symbol", "word_opt", YY_NULLPTR
 };
 #endif
 
 # ifdef YYPRINT
-/* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to
-   token YYLEX-NUM.  */
+/* YYTOKNUM[NUM] -- (External) token number corresponding to the
+   (internal) symbol number NUM (which must be that of a token).  */
 static const yytype_uint16 yytoknum[] =
 {
        0,   256,   257,   258,   259,   260,   261,   262,   263,   264,
      265,   266,   267,   268,   269,   270,   271,   272,   273,   274,
      275,   276,   277,   278,   279,   280,   281,   282,   283,   284,
-     285,   286,   287,   288,   289,   290,   291,   292,   293,   294
+     285,   286,   287,   288,   289,   290,   291,   292,   293,   294,
+     295
 };
 # endif
 
-/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives.  */
-static const yytype_uint8 yyr1[] =
+#define YYPACT_NINF -92
+
+#define yypact_value_is_default(Yystate) \
+  (!!((Yystate) == (-92)))
+
+#define YYTABLE_NINF -88
+
+#define yytable_value_is_error(Yytable_value) \
+  0
+
+  /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
+     STATE-NUM.  */
+static const yytype_int16 yypact[] =
 {
-       0,    40,    41,    41,    42,    42,    43,    43,    43,    43,
-      43,    43,    43,    43,    44,    44,    44,    44,    44,    44,
-      44,    44,    45,    45,    45,    45,    45,    45,    46,    46,
-      47,    48,    49,    50,    51,    51,    51,    51,    51,    51,
-      51,    52,    52,    52,    52,    52,    53,    54,    54,    55,
-      55,    56,    57,    58,    59,    60,    60,    60,    60,    60,
-      60,    61,    61,    61,    61,    62,    62,    63,    64,    65,
-      66,    66,    66,    66,    67,    68,    69,    70,    71,    72,
-      72,    72,    72,    73,    74,    75,    76,    77,    78,    78,
-      78,    78,    79,    80,    80,    80,    81,    82,    82,    83,
-      83,    84,    84,    84,    85,    85,    86,    86,    87,    87,
-      87,    87,    87,    87,    87,    87,    87,    87,    87,    88,
-      88,    89,    89
+      17,    41,   -92,    15,   -92,   150,   -92,    19,   -92,   -92,
+     -13,   -92,    28,    41,    38,    41,    50,    47,    41,    79,
+      82,    44,    76,   -92,   -92,   -92,   -92,   -92,   -92,   -92,
+     -92,   -92,   118,   -92,   129,   -92,   -92,   -92,   -92,   -92,
+     -92,   -92,   -92,   -92,   -92,   -92,   -92,   -92,   -92,   -92,
+     -92,   -92,   184,   -92,   -92,   107,   -92,   111,   -92,   113,
+     -92,   116,   -92,   139,   140,   151,   -92,   -92,    44,    44,
+     142,   256,   -92,   160,   173,    27,   117,    80,    51,   255,
+     -15,   255,   217,   -92,   -92,   -92,   -92,   -92,   -92,    -8,
+     -92,    44,    44,   107,    87,    87,    87,    87,    87,    87,
+     -92,   -92,   174,   176,   187,    41,    41,    44,   188,   189,
+      87,   -92,   213,   -92,   -92,   -92,   -92,   206,   -92,   -92,
+     193,    41,    41,   203,   -92,   -92,   -92,   -92,   -92,   -92,
+     -92,   -92,   -92,   -92,   -92,   -92,   -92,   229,   -92,   241,
+     -92,   -92,   -92,   -92,   -92,   -92,   -92,   -92,   -92,   -92,
+     216,   -92,   -92,   -92,   -92,   -92,   -92,   -92,   -92,   -92,
+      44,   229,   222,   229,    64,   229,   229,    87,    31,   231,
+     -92,   -92,   229,   236,   229,    44,   -92,   145,   242,   -92,
+     -92,   243,   244,   245,   229,   251,   -92,   -92,   247,   -92,
+     257,   125,   -92,   -92,   -92,   -92,   -92,   260,    41,   -92,
+     -92,   -92,   -92,   -92
 };
 
-/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN.  */
-static const yytype_uint8 yyr2[] =
+  /* YYDEFACT[STATE-NUM] -- Default reduction number in state STATE-NUM.
+     Performed when YYTABLE does not specify something else to do.  Zero
+     means the default is an error.  */
+static const yytype_uint8 yydefact[] =
 {
-       0,     2,     2,     1,     2,     1,     0,     2,     2,     2,
-       2,     4,     4,     3,     1,     1,     1,     1,     1,     1,
-       1,     1,     1,     1,     1,     1,     1,     1,     3,     2,
-       3,     2,     3,     2,     0,     2,     2,     2,     2,     2,
-       2,     3,     4,     4,     4,     5,     3,     0,     3,     0,
-       2,     3,     2,     1,     3,     0,     2,     2,     2,     2,
-       2,     4,     3,     2,     4,     0,     2,     3,     1,     3,
-       0,     2,     2,     2,     3,     3,     3,     1,     3,     0,
-       2,     2,     2,     3,     3,     2,     2,     2,     0,     2,
-       2,     2,     4,     0,     2,     2,     2,     0,     2,     1,
-       1,     2,     2,     2,     1,     2,     0,     2,     1,     3,
-       3,     3,     3,     3,     3,     3,     2,     3,     3,     1,
-       1,     0,     1
+       6,     0,   106,     0,     3,     0,     6,     6,   101,   102,
+       0,     1,     0,     0,     0,     0,   123,     0,     0,     0,
+       0,     0,     0,    14,    19,    15,    16,    21,    17,    18,
+      20,    22,     0,    23,     0,     7,    35,    26,    35,    27,
+      57,    67,     8,    72,    24,    95,    81,     9,    28,    90,
+      25,    10,     0,   107,     2,    76,    13,     0,   103,     0,
+     124,     0,   104,     0,     0,     0,   121,   122,     0,     0,
+       0,   110,   105,     0,     0,     0,     0,     0,     0,     0,
+      90,     0,     0,    77,    85,    53,    86,    31,    33,     0,
+     118,     0,     0,    69,     0,     0,     0,     0,     0,     0,
+      11,    12,     0,     0,     0,     0,    99,     0,     0,     0,
+       0,    49,     0,    41,    40,    36,    37,     0,    39,    38,
+       0,     0,    99,     0,    61,    62,    58,    60,    59,    68,
+      56,    55,    73,    75,    71,    74,    70,   108,    97,     0,
+      96,    82,    84,    80,    83,    79,    92,    93,    91,   117,
+     119,   120,   116,   111,   112,   113,   114,   115,    30,    88,
+       0,   108,     0,   108,   108,   108,   108,     0,     0,     0,
+      89,    65,   108,     0,   108,     0,    98,     0,     0,    42,
+     100,     0,     0,     0,   108,    51,    48,    29,     0,    64,
+       0,   109,    94,    43,    44,    45,    46,     0,     0,    50,
+      63,    66,    47,    52
 };
 
-/* YYDEFACT[STATE-NAME] -- Default reduction number in state STATE-NUM.
-   Performed when YYTABLE doesn't specify something else to do.  Zero
-   means the default is an error.  */
-static const yytype_uint8 yydefact[] =
+  /* YYPGOTO[NTERM-NUM].  */
+static const yytype_int16 yypgoto[] =
 {
-       6,     0,   104,     0,     3,     0,     6,     6,    99,   100,
-       0,     1,     0,     0,     0,     0,   121,     0,     0,     0,
-       0,     0,     0,    14,    18,    15,    16,    20,    17,    19,
-      21,     0,    22,     0,     7,    34,    25,    34,    26,    55,
-      65,     8,    70,    23,    93,    79,     9,    27,    88,    24,
-      10,     0,   105,     2,    74,    13,     0,   101,     0,   122,
-       0,   102,     0,     0,     0,   119,   120,     0,     0,     0,
-     108,   103,     0,     0,     0,     0,     0,     0,     0,    88,
-       0,     0,    75,    83,    51,    84,    30,    32,     0,   116,
-       0,     0,    67,     0,     0,     0,     0,     0,     0,    11,
-      12,     0,     0,     0,     0,    97,     0,     0,     0,    47,
-       0,    40,    39,    35,    36,     0,    38,    37,     0,     0,
-      97,     0,    59,    60,    56,    58,    57,    66,    54,    53,
-      71,    73,    69,    72,    68,   106,    95,     0,    94,    80,
-      82,    78,    81,    77,    90,    91,    89,   115,   117,   118,
-     114,   109,   110,   111,   112,   113,    29,    86,     0,   106,
-       0,   106,   106,   106,     0,     0,     0,    87,    63,   106,
-       0,   106,     0,    96,     0,     0,    41,    98,     0,     0,
-     106,    49,    46,    28,     0,    62,     0,   107,    92,    42,
-      43,    44,     0,     0,    48,    61,    64,    45,    50
+     -92,   -92,   285,   291,   -92,    32,   -66,   -92,   -92,   -92,
+     -92,   261,   -92,   -92,   -92,   -92,   -92,   -92,   -92,     1,
+     -92,   -92,   -92,   -92,   -92,   -92,   -92,   -92,   -92,   -92,
+     -92,    24,   -92,   -92,   -92,   -92,   -92,   221,   220,   -64,
+     -92,   -92,   179,    -1,    67,     0,   110,   -67,   -91,   -92
 };
 
-/* YYDEFGOTO[NTERM-NUM].  */
+  /* YYDEFGOTO[NTERM-NUM].  */
 static const yytype_int16 yydefgoto[] =
 {
-      -1,     3,     4,     5,    33,    34,   112,    35,    36,    37,
-      38,    74,   113,   114,   165,   194,    39,    40,   128,    41,
-      76,   124,    77,    42,   132,    43,    78,     6,    44,    45,
-     141,    46,    80,    47,    48,    49,   115,   116,    81,   117,
-      79,   138,   160,   161,    50,     7,   173,    69,    70,    60
+      -1,     3,     4,     5,    34,    35,   114,    36,    37,    38,
+      39,    75,   115,   116,   168,   199,    40,    41,   130,    42,
+      77,   126,    78,    43,   134,    44,    79,     6,    45,    46,
+     143,    47,    81,    48,    49,    50,   117,   118,    82,   119,
+      80,   140,   162,   163,    51,     7,   176,    70,    71,    61
 };
 
-/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
-   STATE-NUM.  */
-#define YYPACT_NINF -91
-static const yytype_int16 yypact[] =
+  /* YYTABLE[YYPACT[STATE-NUM]] -- What to do in state STATE-NUM.  If
+     positive, shift that token.  If negative, reduce the rule whose
+     number is the opposite.  If YYTABLE_NINF, syntax error.  */
+static const yytype_int16 yytable[] =
 {
-      19,    37,   -91,    13,   -91,    79,   -91,    20,   -91,   -91,
-     -16,   -91,    21,    37,    25,    37,    41,    36,    37,    78,
-      83,    31,    56,   -91,   -91,   -91,   -91,   -91,   -91,   -91,
-     -91,   116,   -91,   127,   -91,   -91,   -91,   -91,   -91,   -91,
-     -91,   -91,   -91,   -91,   -91,   -91,   -91,   -91,   -91,   -91,
-     -91,   147,   -91,   -91,   105,   -91,   109,   -91,   111,   -91,
-     114,   -91,   136,   137,   142,   -91,   -91,    31,    31,    76,
-     254,   -91,   143,   146,    27,   115,   207,   258,   243,   -14,
-     243,   179,   -91,   -91,   -91,   -91,   -91,   -91,    -7,   -91,
-      31,    31,   105,    51,    51,    51,    51,    51,    51,   -91,
-     -91,   156,   168,   181,    37,    37,    31,   178,    51,   -91,
-     206,   -91,   -91,   -91,   -91,   196,   -91,   -91,   175,    37,
-      37,   185,   -91,   -91,   -91,   -91,   -91,   -91,   -91,   -91,
-     -91,   -91,   -91,   -91,   -91,   214,   -91,   230,   -91,   -91,
-     -91,   -91,   -91,   -91,   -91,   -91,   -91,   -91,   183,   -91,
-     -91,   -91,   -91,   -91,   -91,   -91,   -91,   -91,    31,   214,
-     194,   214,    45,   214,    51,    26,   195,   -91,   -91,   214,
-     197,   214,    31,   -91,   139,   208,   -91,   -91,   220,   224,
-     214,   222,   -91,   -91,   226,   -91,   227,   123,   -91,   -91,
-     -91,   -91,   235,    37,   -91,   -91,   -91,   -91,   -91
+      10,    89,    90,   152,   153,   154,   155,   156,   157,   137,
+      55,   125,    57,   128,    59,    11,   147,    63,   148,   167,
+       1,   138,     1,     2,   150,   151,   149,   -32,   102,    91,
+      92,   -32,   -32,   -32,   -32,   -32,   -32,   -32,   -32,   103,
+     164,   -32,   -32,   104,   -32,   105,   106,   107,   108,   109,
+     110,   -32,   111,     2,   112,    53,    14,    15,   185,    17,
+      18,    19,    20,   113,    56,    21,    22,   186,     8,     9,
+      93,    66,    67,   147,    58,   148,   184,    60,   175,    68,
+     133,   102,   142,    62,    69,   -54,   -54,    33,   -54,   -54,
+     -54,   -54,   103,   177,   -54,   -54,   104,   120,   121,   122,
+     123,    91,    92,   135,   161,   144,    64,   112,   191,    65,
+     129,   132,    72,   141,    66,    67,   124,   -34,   102,    73,
+     172,   -34,   -34,   -34,   -34,   -34,   -34,   -34,   -34,   103,
+      74,   -34,   -34,   104,   -34,   105,   106,   107,   108,   109,
+     110,   -34,   111,    53,   112,   131,   136,    83,   145,    84,
+      -5,    12,    85,   113,    13,    14,    15,    16,    17,    18,
+      19,    20,    91,    92,    21,    22,    23,    24,    25,    26,
+      27,    28,    29,    30,    31,    86,    87,    32,     2,    91,
+      92,   192,    91,    92,    -4,    12,    33,    88,    13,    14,
+      15,    16,    17,    18,    19,    20,   100,   203,    21,    22,
+      23,    24,    25,    26,    27,    28,    29,    30,    31,   101,
+     158,    32,   159,   160,   169,   165,   166,   -87,   102,   170,
+      33,   -87,   -87,   -87,   -87,   -87,   -87,   -87,   -87,   171,
+     174,   -87,   -87,   104,   -87,   -87,   -87,   -87,   -87,   -87,
+     -87,   -87,   102,   175,   112,   -78,   -78,   -78,   -78,   -78,
+     -78,   -78,   -78,   146,    92,   -78,   -78,   104,   179,    13,
+      14,    15,    16,    17,    18,    19,    20,   187,   112,    21,
+      22,   178,   189,   180,   181,   182,   183,   146,   193,   194,
+     195,   196,   188,   200,   190,    94,    95,    96,    97,    98,
+     198,    33,    54,   201,   197,    99,   202,    52,   127,    76,
+     139,   173
 };
 
-/* YYPGOTO[NTERM-NUM].  */
-static const yytype_int16 yypgoto[] =
+static const yytype_uint8 yycheck[] =
 {
-     -91,   -91,   264,   268,   -91,    30,   -65,   -91,   -91,   -91,
-     -91,   238,   -91,   -91,   -91,   -91,   -91,   -91,   -91,   -12,
-     -91,   -91,   -91,   -91,   -91,   -91,   -91,   -91,   -91,   -91,
-     -91,    -5,   -91,   -91,   -91,   -91,   -91,   200,   209,   -61,
-     -91,   -91,   170,    -1,    65,     0,   118,   -66,   -90,   -91
+       1,    68,    69,    94,    95,    96,    97,    98,    99,    24,
+      10,    77,    13,    77,    15,     0,    82,    18,    82,   110,
+       3,    36,     3,    36,    91,    92,    34,     0,     1,    37,
+      38,     4,     5,     6,     7,     8,     9,    10,    11,    12,
+     107,    14,    15,    16,    17,    18,    19,    20,    21,    22,
+      23,    24,    25,    36,    27,    36,     5,     6,    27,     8,
+       9,    10,    11,    36,    36,    14,    15,    36,    27,    28,
+      70,    27,    28,   139,    36,   139,   167,    27,    14,    35,
+      79,     1,    81,    36,    40,     5,     6,    36,     8,     9,
+      10,    11,    12,   160,    14,    15,    16,    17,    18,    19,
+      20,    37,    38,    79,   105,    81,    27,    27,   175,    27,
+      78,    79,    36,    81,    27,    28,    36,     0,     1,     1,
+     121,     4,     5,     6,     7,     8,     9,    10,    11,    12,
+       1,    14,    15,    16,    17,    18,    19,    20,    21,    22,
+      23,    24,    25,    36,    27,    78,    79,    36,    81,    36,
+       0,     1,    36,    36,     4,     5,     6,     7,     8,     9,
+      10,    11,    37,    38,    14,    15,    16,    17,    18,    19,
+      20,    21,    22,    23,    24,    36,    36,    27,    36,    37,
+      38,    36,    37,    38,     0,     1,    36,    36,     4,     5,
+       6,     7,     8,     9,    10,    11,    36,   198,    14,    15,
+      16,    17,    18,    19,    20,    21,    22,    23,    24,    36,
+      36,    27,    36,    26,     1,    27,    27,     0,     1,    13,
+      36,     4,     5,     6,     7,     8,     9,    10,    11,    36,
+      27,    14,    15,    16,    17,    18,    19,    20,    21,    22,
+      23,    24,     1,    14,    27,     4,     5,     6,     7,     8,
+       9,    10,    11,    36,    38,    14,    15,    16,    36,     4,
+       5,     6,     7,     8,     9,    10,    11,    36,    27,    14,
+      15,   161,    36,   163,   164,   165,   166,    36,    36,    36,
+      36,    36,   172,    36,   174,    29,    30,    31,    32,    33,
+      39,    36,     7,    36,   184,    39,    36,     6,    77,    38,
+      80,   122
 };
 
-/* YYTABLE[YYPACT[STATE-NUM]].  What to do in state STATE-NUM.  If
-   positive, shift that token.  If negative, reduce the rule which
-   number is the opposite.  If YYTABLE_NINF, syntax error.  */
-#define YYTABLE_NINF -86
-static const yytype_int16 yytable[] =
+  /* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
+     symbol of state STATE-NUM.  */
+static const yytype_uint8 yystos[] =
 {
-      10,    88,    89,   150,   151,   152,   153,   154,   155,   135,
-      54,   123,    56,    11,    58,   126,   145,    62,   164,     2,
-     146,   136,     1,     1,   148,   149,   147,   -31,   101,    90,
-      91,   -31,   -31,   -31,   -31,   -31,   -31,   -31,   -31,   102,
-     162,   -31,   -31,   103,   -31,   104,   105,   106,   107,   108,
-     -31,   109,   181,   110,     2,    52,    55,    65,    66,   172,
-      57,   182,   111,     8,     9,    67,   131,    59,   140,    92,
-      68,    61,   145,   133,   180,   142,   146,    65,    66,    -5,
-      12,    90,    91,    13,    14,    15,    16,    17,    18,    19,
-      20,    71,   174,    21,    22,    23,    24,    25,    26,    27,
-      28,    29,    30,   159,    63,    31,   187,   127,   130,    64,
-     139,     2,    90,    91,    32,   -33,   101,    72,   169,   -33,
-     -33,   -33,   -33,   -33,   -33,   -33,   -33,   102,    73,   -33,
-     -33,   103,   -33,   104,   105,   106,   107,   108,   -33,   109,
-      52,   110,   129,   134,    82,   143,    83,    -4,    12,    84,
-     111,    13,    14,    15,    16,    17,    18,    19,    20,    90,
-      91,    21,    22,    23,    24,    25,    26,    27,    28,    29,
-      30,    85,    86,    31,   188,    90,    91,    87,    99,   -85,
-     101,   100,    32,   -85,   -85,   -85,   -85,   -85,   -85,   -85,
-     -85,   156,   198,   -85,   -85,   103,   -85,   -85,   -85,   -85,
-     -85,   -85,   -85,   157,   163,   110,   158,   166,   101,   167,
-     168,   171,   -52,   -52,   144,   -52,   -52,   -52,   -52,   102,
-      91,   -52,   -52,   103,   118,   119,   120,   121,   172,   176,
-     183,   101,   185,   110,   -76,   -76,   -76,   -76,   -76,   -76,
-     -76,   -76,   122,   189,   -76,   -76,   103,    13,    14,    15,
-      16,    17,    18,    19,    20,   190,   110,    21,    22,   191,
-     193,   195,   196,    14,    15,   144,    17,    18,    19,    20,
-     197,    53,    21,    22,    51,    75,   125,   175,    32,   177,
-     178,   179,    93,    94,    95,    96,    97,   184,   137,   186,
-     170,     0,    98,    32,     0,     0,     0,     0,   192
+       0,     3,    36,    42,    43,    44,    68,    86,    27,    28,
+      84,     0,     1,     4,     5,     6,     7,     8,     9,    10,
+      11,    14,    15,    16,    17,    18,    19,    20,    21,    22,
+      23,    24,    27,    36,    45,    46,    48,    49,    50,    51,
+      57,    58,    60,    64,    66,    69,    70,    72,    74,    75,
+      76,    85,    44,    36,    43,    86,    36,    84,    36,    84,
+      27,    90,    36,    84,    27,    27,    27,    28,    35,    40,
+      88,    89,    36,     1,     1,    52,    52,    61,    63,    67,
+      81,    73,    79,    36,    36,    36,    36,    36,    36,    88,
+      88,    37,    38,    86,    29,    30,    31,    32,    33,    39,
+      36,    36,     1,    12,    16,    18,    19,    20,    21,    22,
+      23,    25,    27,    36,    47,    53,    54,    77,    78,    80,
+      17,    18,    19,    20,    36,    47,    62,    78,    80,    46,
+      59,    85,    46,    60,    65,    72,    85,    24,    36,    79,
+      82,    46,    60,    71,    72,    85,    36,    47,    80,    34,
+      88,    88,    89,    89,    89,    89,    89,    89,    36,    36,
+      26,    84,    83,    84,    88,    27,    27,    89,    55,     1,
+      13,    36,    84,    83,    27,    14,    87,    88,    87,    36,
+      87,    87,    87,    87,    89,    27,    36,    36,    87,    36,
+      87,    88,    36,    36,    36,    36,    36,    87,    39,    56,
+      36,    36,    36,    84
 };
 
-#define yypact_value_is_default(yystate) \
-  ((yystate) == (-91))
-
-#define yytable_value_is_error(yytable_value) \
-  YYID (0)
-
-static const yytype_int16 yycheck[] =
+  /* YYR1[YYN] -- Symbol number of symbol that rule YYN derives.  */
+static const yytype_uint8 yyr1[] =
 {
-       1,    67,    68,    93,    94,    95,    96,    97,    98,    23,
-      10,    76,    13,     0,    15,    76,    81,    18,   108,    35,
-      81,    35,     3,     3,    90,    91,    33,     0,     1,    36,
-      37,     4,     5,     6,     7,     8,     9,    10,    11,    12,
-     106,    14,    15,    16,    17,    18,    19,    20,    21,    22,
-      23,    24,    26,    26,    35,    35,    35,    26,    27,    14,
-      35,    35,    35,    26,    27,    34,    78,    26,    80,    69,
-      39,    35,   137,    78,   164,    80,   137,    26,    27,     0,
-       1,    36,    37,     4,     5,     6,     7,     8,     9,    10,
-      11,    35,   158,    14,    15,    16,    17,    18,    19,    20,
-      21,    22,    23,   104,    26,    26,   172,    77,    78,    26,
-      80,    35,    36,    37,    35,     0,     1,     1,   119,     4,
-       5,     6,     7,     8,     9,    10,    11,    12,     1,    14,
-      15,    16,    17,    18,    19,    20,    21,    22,    23,    24,
-      35,    26,    77,    78,    35,    80,    35,     0,     1,    35,
-      35,     4,     5,     6,     7,     8,     9,    10,    11,    36,
-      37,    14,    15,    16,    17,    18,    19,    20,    21,    22,
-      23,    35,    35,    26,    35,    36,    37,    35,    35,     0,
-       1,    35,    35,     4,     5,     6,     7,     8,     9,    10,
-      11,    35,   193,    14,    15,    16,    17,    18,    19,    20,
-      21,    22,    23,    35,    26,    26,    25,     1,     1,    13,
-      35,    26,     5,     6,    35,     8,     9,    10,    11,    12,
-      37,    14,    15,    16,    17,    18,    19,    20,    14,    35,
-      35,     1,    35,    26,     4,     5,     6,     7,     8,     9,
-      10,    11,    35,    35,    14,    15,    16,     4,     5,     6,
-       7,     8,     9,    10,    11,    35,    26,    14,    15,    35,
-      38,    35,    35,     5,     6,    35,     8,     9,    10,    11,
-      35,     7,    14,    15,     6,    37,    76,   159,    35,   161,
-     162,   163,    28,    29,    30,    31,    32,   169,    79,   171,
-     120,    -1,    38,    35,    -1,    -1,    -1,    -1,   180
+       0,    41,    42,    42,    43,    43,    44,    44,    44,    44,
+      44,    44,    44,    44,    45,    45,    45,    45,    45,    45,
+      45,    45,    45,    46,    46,    46,    46,    46,    46,    47,
+      47,    48,    49,    50,    51,    52,    52,    52,    52,    52,
+      52,    52,    53,    53,    53,    53,    53,    53,    54,    55,
+      55,    56,    56,    57,    58,    59,    60,    61,    61,    61,
+      61,    61,    61,    62,    62,    62,    62,    63,    63,    64,
+      65,    66,    67,    67,    67,    67,    68,    69,    70,    71,
+      72,    73,    73,    73,    73,    74,    75,    76,    77,    78,
+      79,    79,    79,    79,    80,    81,    81,    81,    82,    83,
+      83,    84,    84,    85,    85,    85,    86,    86,    87,    87,
+      88,    88,    88,    88,    88,    88,    88,    88,    88,    88,
+      88,    89,    89,    90,    90
 };
 
-/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
-   symbol of state STATE-NUM.  */
-static const yytype_uint8 yystos[] =
+  /* YYR2[YYN] -- Number of symbols on the right hand side of rule YYN.  */
+static const yytype_uint8 yyr2[] =
 {
-       0,     3,    35,    41,    42,    43,    67,    85,    26,    27,
-      83,     0,     1,     4,     5,     6,     7,     8,     9,    10,
-      11,    14,    15,    16,    17,    18,    19,    20,    21,    22,
-      23,    26,    35,    44,    45,    47,    48,    49,    50,    56,
-      57,    59,    63,    65,    68,    69,    71,    73,    74,    75,
-      84,    43,    35,    42,    85,    35,    83,    35,    83,    26,
-      89,    35,    83,    26,    26,    26,    27,    34,    39,    87,
-      88,    35,     1,     1,    51,    51,    60,    62,    66,    80,
-      72,    78,    35,    35,    35,    35,    35,    35,    87,    87,
-      36,    37,    85,    28,    29,    30,    31,    32,    38,    35,
-      35,     1,    12,    16,    18,    19,    20,    21,    22,    24,
-      26,    35,    46,    52,    53,    76,    77,    79,    17,    18,
-      19,    20,    35,    46,    61,    77,    79,    45,    58,    84,
-      45,    59,    64,    71,    84,    23,    35,    78,    81,    45,
-      59,    70,    71,    84,    35,    46,    79,    33,    87,    87,
-      88,    88,    88,    88,    88,    88,    35,    35,    25,    83,
-      82,    83,    87,    26,    88,    54,     1,    13,    35,    83,
-      82,    26,    14,    86,    87,    86,    35,    86,    86,    86,
-      88,    26,    35,    35,    86,    35,    86,    87,    35,    35,
-      35,    35,    86,    38,    55,    35,    35,    35,    83
+       0,     2,     2,     1,     2,     1,     0,     2,     2,     2,
+       2,     4,     4,     3,     1,     1,     1,     1,     1,     1,
+       1,     1,     1,     1,     1,     1,     1,     1,     1,     3,
+       2,     3,     2,     3,     2,     0,     2,     2,     2,     2,
+       2,     2,     3,     4,     4,     4,     4,     5,     3,     0,
+       3,     0,     2,     3,     2,     1,     3,     0,     2,     2,
+       2,     2,     2,     4,     3,     2,     4,     0,     2,     3,
+       1,     3,     0,     2,     2,     2,     3,     3,     3,     1,
+       3,     0,     2,     2,     2,     3,     3,     2,     2,     2,
+       0,     2,     2,     2,     4,     0,     2,     2,     2,     0,
+       2,     1,     1,     2,     2,     2,     1,     2,     0,     2,
+       1,     3,     3,     3,     3,     3,     3,     3,     2,     3,
+       3,     1,     1,     0,     1
 };
 
-#define yyerrok		(yyerrstatus = 0)
-#define yyclearin	(yychar = YYEMPTY)
-#define YYEMPTY		(-2)
-#define YYEOF		0
-
-#define YYACCEPT	goto yyacceptlab
-#define YYABORT		goto yyabortlab
-#define YYERROR		goto yyerrorlab
-
-
-/* Like YYERROR except do call yyerror.  This remains here temporarily
-   to ease the transition to the new meaning of YYERROR, for GCC.
-   Once GCC version 2 has supplanted version 1, this can go.  However,
-   YYFAIL appears to be in use.  Nevertheless, it is formally deprecated
-   in Bison 2.4.2's NEWS entry, where a plan to phase it out is
-   discussed.  */
-
-#define YYFAIL		goto yyerrlab
-#if defined YYFAIL
-  /* This is here to suppress warnings from the GCC cpp's
-     -Wunused-macros.  Normally we don't worry about that warning, but
-     some users do, and we want to make it easy for users to remove
-     YYFAIL uses, which will produce warnings from Bison 2.5.  */
-#endif
+
+#define yyerrok         (yyerrstatus = 0)
+#define yyclearin       (yychar = YYEMPTY)
+#define YYEMPTY         (-2)
+#define YYEOF           0
+
+#define YYACCEPT        goto yyacceptlab
+#define YYABORT         goto yyabortlab
+#define YYERROR         goto yyerrorlab
+
 
 #define YYRECOVERING()  (!!yyerrstatus)
 
@@ -855,55 +815,15 @@ do                                                              \
   else                                                          \
     {                                                           \
       yyerror (YY_("syntax error: cannot back up")); \
-      YYERROR;							\
-    }								\
-while (YYID (0))
-
-
-#define YYTERROR	1
-#define YYERRCODE	256
-
-
-/* YYLLOC_DEFAULT -- Set CURRENT to span from RHS[1] to RHS[N].
-   If N is 0, then set CURRENT to the empty location which ends
-   the previous symbol: RHS[0] (always defined).  */
-
-#define YYRHSLOC(Rhs, K) ((Rhs)[K])
-#ifndef YYLLOC_DEFAULT
-# define YYLLOC_DEFAULT(Current, Rhs, N)				\
-    do									\
-      if (YYID (N))                                                    \
-	{								\
-	  (Current).first_line   = YYRHSLOC (Rhs, 1).first_line;	\
-	  (Current).first_column = YYRHSLOC (Rhs, 1).first_column;	\
-	  (Current).last_line    = YYRHSLOC (Rhs, N).last_line;		\
-	  (Current).last_column  = YYRHSLOC (Rhs, N).last_column;	\
-	}								\
-      else								\
-	{								\
-	  (Current).first_line   = (Current).last_line   =		\
-	    YYRHSLOC (Rhs, 0).last_line;				\
-	  (Current).first_column = (Current).last_column =		\
-	    YYRHSLOC (Rhs, 0).last_column;				\
-	}								\
-    while (YYID (0))
-#endif
-
-
-/* This macro is provided for backward compatibility. */
-
-#ifndef YY_LOCATION_PRINT
-# define YY_LOCATION_PRINT(File, Loc) ((void) 0)
-#endif
+      YYERROR;                                                  \
+    }                                                           \
+while (0)
 
+/* Error token number */
+#define YYTERROR        1
+#define YYERRCODE       256
 
-/* YYLEX -- calling `yylex' with the right arguments.  */
 
-#ifdef YYLEX_PARAM
-# define YYLEX yylex (YYLEX_PARAM)
-#else
-# define YYLEX yylex ()
-#endif
 
 /* Enable debugging if requested.  */
 #if YYDEBUG
@@ -913,40 +833,36 @@ while (YYID (0))
 #  define YYFPRINTF fprintf
 # endif
 
-# define YYDPRINTF(Args)			\
-do {						\
-  if (yydebug)					\
-    YYFPRINTF Args;				\
-} while (YYID (0))
+# define YYDPRINTF(Args)                        \
+do {                                            \
+  if (yydebug)                                  \
+    YYFPRINTF Args;                             \
+} while (0)
+
+/* This macro is provided for backward compatibility. */
+#ifndef YY_LOCATION_PRINT
+# define YY_LOCATION_PRINT(File, Loc) ((void) 0)
+#endif
+
 
-# define YY_SYMBOL_PRINT(Title, Type, Value, Location)			  \
-do {									  \
-  if (yydebug)								  \
-    {									  \
-      YYFPRINTF (stderr, "%s ", Title);					  \
-      yy_symbol_print (stderr,						  \
-		  Type, Value); \
-      YYFPRINTF (stderr, "\n");						  \
-    }									  \
-} while (YYID (0))
+# define YY_SYMBOL_PRINT(Title, Type, Value, Location)                    \
+do {                                                                      \
+  if (yydebug)                                                            \
+    {                                                                     \
+      YYFPRINTF (stderr, "%s ", Title);                                   \
+      yy_symbol_print (stderr,                                            \
+                  Type, Value); \
+      YYFPRINTF (stderr, "\n");                                           \
+    }                                                                     \
+} while (0)
 
 
-/*--------------------------------.
-| Print this symbol on YYOUTPUT.  |
-`--------------------------------*/
+/*----------------------------------------.
+| Print this symbol's value on YYOUTPUT.  |
+`----------------------------------------*/
 
-/*ARGSUSED*/
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
 static void
 yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep)
-#else
-static void
-yy_symbol_value_print (yyoutput, yytype, yyvaluep)
-    FILE *yyoutput;
-    int yytype;
-    YYSTYPE const * const yyvaluep;
-#endif
 {
   FILE *yyo = yyoutput;
   YYUSE (yyo);
@@ -955,14 +871,8 @@ yy_symbol_value_print (yyoutput, yytype, yyvaluep)
 # ifdef YYPRINT
   if (yytype < YYNTOKENS)
     YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);
-# else
-  YYUSE (yyoutput);
 # endif
-  switch (yytype)
-    {
-      default:
-	break;
-    }
+  YYUSE (yytype);
 }
 
 
@@ -970,22 +880,11 @@ yy_symbol_value_print (yyoutput, yytype, yyvaluep)
 | Print this symbol on YYOUTPUT.  |
 `--------------------------------*/
 
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
 static void
 yy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep)
-#else
-static void
-yy_symbol_print (yyoutput, yytype, yyvaluep)
-    FILE *yyoutput;
-    int yytype;
-    YYSTYPE const * const yyvaluep;
-#endif
 {
-  if (yytype < YYNTOKENS)
-    YYFPRINTF (yyoutput, "token %s (", yytname[yytype]);
-  else
-    YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);
+  YYFPRINTF (yyoutput, "%s %s (",
+             yytype < YYNTOKENS ? "token" : "nterm", yytname[yytype]);
 
   yy_symbol_value_print (yyoutput, yytype, yyvaluep);
   YYFPRINTF (yyoutput, ")");
@@ -996,16 +895,8 @@ yy_symbol_print (yyoutput, yytype, yyvaluep)
 | TOP (included).                                                   |
 `------------------------------------------------------------------*/
 
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
 static void
 yy_stack_print (yytype_int16 *yybottom, yytype_int16 *yytop)
-#else
-static void
-yy_stack_print (yybottom, yytop)
-    yytype_int16 *yybottom;
-    yytype_int16 *yytop;
-#endif
 {
   YYFPRINTF (stderr, "Stack now");
   for (; yybottom <= yytop; yybottom++)
@@ -1016,49 +907,42 @@ yy_stack_print (yybottom, yytop)
   YYFPRINTF (stderr, "\n");
 }
 
-# define YY_STACK_PRINT(Bottom, Top)				\
-do {								\
-  if (yydebug)							\
-    yy_stack_print ((Bottom), (Top));				\
-} while (YYID (0))
+# define YY_STACK_PRINT(Bottom, Top)                            \
+do {                                                            \
+  if (yydebug)                                                  \
+    yy_stack_print ((Bottom), (Top));                           \
+} while (0)
 
 
 /*------------------------------------------------.
 | Report that the YYRULE is going to be reduced.  |
 `------------------------------------------------*/
 
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
 static void
-yy_reduce_print (YYSTYPE *yyvsp, int yyrule)
-#else
-static void
-yy_reduce_print (yyvsp, yyrule)
-    YYSTYPE *yyvsp;
-    int yyrule;
-#endif
+yy_reduce_print (yytype_int16 *yyssp, YYSTYPE *yyvsp, int yyrule)
 {
+  unsigned long int yylno = yyrline[yyrule];
   int yynrhs = yyr2[yyrule];
   int yyi;
-  unsigned long int yylno = yyrline[yyrule];
   YYFPRINTF (stderr, "Reducing stack by rule %d (line %lu):\n",
-	     yyrule - 1, yylno);
+             yyrule - 1, yylno);
   /* The symbols being reduced.  */
   for (yyi = 0; yyi < yynrhs; yyi++)
     {
       YYFPRINTF (stderr, "   $%d = ", yyi + 1);
-      yy_symbol_print (stderr, yyrhs[yyprhs[yyrule] + yyi],
-		       &(yyvsp[(yyi + 1) - (yynrhs)])
-		       		       );
+      yy_symbol_print (stderr,
+                       yystos[yyssp[yyi + 1 - yynrhs]],
+                       &(yyvsp[(yyi + 1) - (yynrhs)])
+                                              );
       YYFPRINTF (stderr, "\n");
     }
 }
 
-# define YY_REDUCE_PRINT(Rule)		\
-do {					\
-  if (yydebug)				\
-    yy_reduce_print (yyvsp, Rule); \
-} while (YYID (0))
+# define YY_REDUCE_PRINT(Rule)          \
+do {                                    \
+  if (yydebug)                          \
+    yy_reduce_print (yyssp, yyvsp, Rule); \
+} while (0)
 
 /* Nonzero means print parse trace.  It is left uninitialized so that
    multiple parsers can coexist.  */
@@ -1072,7 +956,7 @@ int yydebug;
 
 
 /* YYINITDEPTH -- initial size of the parser's stacks.  */
-#ifndef	YYINITDEPTH
+#ifndef YYINITDEPTH
 # define YYINITDEPTH 200
 #endif
 
@@ -1095,15 +979,8 @@ int yydebug;
 #   define yystrlen strlen
 #  else
 /* Return the length of YYSTR.  */
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
 static YYSIZE_T
 yystrlen (const char *yystr)
-#else
-static YYSIZE_T
-yystrlen (yystr)
-    const char *yystr;
-#endif
 {
   YYSIZE_T yylen;
   for (yylen = 0; yystr[yylen]; yylen++)
@@ -1119,16 +996,8 @@ yystrlen (yystr)
 #  else
 /* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in
    YYDEST.  */
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
 static char *
 yystpcpy (char *yydest, const char *yysrc)
-#else
-static char *
-yystpcpy (yydest, yysrc)
-    char *yydest;
-    const char *yysrc;
-#endif
 {
   char *yyd = yydest;
   const char *yys = yysrc;
@@ -1158,27 +1027,27 @@ yytnamerr (char *yyres, const char *yystr)
       char const *yyp = yystr;
 
       for (;;)
-	switch (*++yyp)
-	  {
-	  case '\'':
-	  case ',':
-	    goto do_not_strip_quotes;
-
-	  case '\\':
-	    if (*++yyp != '\\')
-	      goto do_not_strip_quotes;
-	    /* Fall through.  */
-	  default:
-	    if (yyres)
-	      yyres[yyn] = *yyp;
-	    yyn++;
-	    break;
-
-	  case '"':
-	    if (yyres)
-	      yyres[yyn] = '\0';
-	    return yyn;
-	  }
+        switch (*++yyp)
+          {
+          case '\'':
+          case ',':
+            goto do_not_strip_quotes;
+
+          case '\\':
+            if (*++yyp != '\\')
+              goto do_not_strip_quotes;
+            /* Fall through.  */
+          default:
+            if (yyres)
+              yyres[yyn] = *yyp;
+            yyn++;
+            break;
+
+          case '"':
+            if (yyres)
+              yyres[yyn] = '\0';
+            return yyn;
+          }
     do_not_strip_quotes: ;
     }
 
@@ -1201,12 +1070,11 @@ static int
 yysyntax_error (YYSIZE_T *yymsg_alloc, char **yymsg,
                 yytype_int16 *yyssp, int yytoken)
 {
-  YYSIZE_T yysize0 = yytnamerr (YY_NULL, yytname[yytoken]);
+  YYSIZE_T yysize0 = yytnamerr (YY_NULLPTR, yytname[yytoken]);
   YYSIZE_T yysize = yysize0;
-  YYSIZE_T yysize1;
   enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 };
   /* Internationalized format string. */
-  const char *yyformat = YY_NULL;
+  const char *yyformat = YY_NULLPTR;
   /* Arguments of yyformat. */
   char const *yyarg[YYERROR_VERBOSE_ARGS_MAXIMUM];
   /* Number of reported tokens (one for the "unexpected", one per
@@ -1214,10 +1082,6 @@ yysyntax_error (YYSIZE_T *yymsg_alloc, char **yymsg,
   int yycount = 0;
 
   /* There are many possibilities here to consider:
-     - Assume YYFAIL is not used.  It's too flawed to consider.  See
-       <http://lists.gnu.org/archive/html/bison-patches/2009-12/msg00024.html>
-       for details.  YYERROR is fine as it does not invoke this
-       function.
      - If this state is a consistent state with a default action, then
        the only way this function was invoked is if the default action
        is an error action.  In that case, don't check for expected
@@ -1266,11 +1130,13 @@ yysyntax_error (YYSIZE_T *yymsg_alloc, char **yymsg,
                     break;
                   }
                 yyarg[yycount++] = yytname[yyx];
-                yysize1 = yysize + yytnamerr (YY_NULL, yytname[yyx]);
-                if (! (yysize <= yysize1
-                       && yysize1 <= YYSTACK_ALLOC_MAXIMUM))
-                  return 2;
-                yysize = yysize1;
+                {
+                  YYSIZE_T yysize1 = yysize + yytnamerr (YY_NULLPTR, yytname[yyx]);
+                  if (! (yysize <= yysize1
+                         && yysize1 <= YYSTACK_ALLOC_MAXIMUM))
+                    return 2;
+                  yysize = yysize1;
+                }
               }
         }
     }
@@ -1290,10 +1156,12 @@ yysyntax_error (YYSIZE_T *yymsg_alloc, char **yymsg,
 # undef YYCASE_
     }
 
-  yysize1 = yysize + yystrlen (yyformat);
-  if (! (yysize <= yysize1 && yysize1 <= YYSTACK_ALLOC_MAXIMUM))
-    return 2;
-  yysize = yysize1;
+  {
+    YYSIZE_T yysize1 = yysize + yystrlen (yyformat);
+    if (! (yysize <= yysize1 && yysize1 <= YYSTACK_ALLOC_MAXIMUM))
+      return 2;
+    yysize = yysize1;
+  }
 
   if (*yymsg_alloc < yysize)
     {
@@ -1330,78 +1198,58 @@ yysyntax_error (YYSIZE_T *yymsg_alloc, char **yymsg,
 | Release the memory associated to this symbol.  |
 `-----------------------------------------------*/
 
-/*ARGSUSED*/
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
 static void
 yydestruct (const char *yymsg, int yytype, YYSTYPE *yyvaluep)
-#else
-static void
-yydestruct (yymsg, yytype, yyvaluep)
-    const char *yymsg;
-    int yytype;
-    YYSTYPE *yyvaluep;
-#endif
 {
   YYUSE (yyvaluep);
-
   if (!yymsg)
     yymsg = "Deleting";
   YY_SYMBOL_PRINT (yymsg, yytype, yyvaluep, yylocationp);
 
+  YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
   switch (yytype)
     {
-      case 57: /* "choice_entry" */
+          case 58: /* choice_entry  */
 
-	{
+      {
 	fprintf(stderr, "%s:%d: missing end statement for this entry\n",
-		(yyvaluep->menu)->file->name, (yyvaluep->menu)->lineno);
-	if (current_menu == (yyvaluep->menu))
+		((*yyvaluep).menu)->file->name, ((*yyvaluep).menu)->lineno);
+	if (current_menu == ((*yyvaluep).menu))
 		menu_end_menu();
-};
+}
+
+        break;
 
-	break;
-      case 63: /* "if_entry" */
+    case 64: /* if_entry  */
 
-	{
+      {
 	fprintf(stderr, "%s:%d: missing end statement for this entry\n",
-		(yyvaluep->menu)->file->name, (yyvaluep->menu)->lineno);
-	if (current_menu == (yyvaluep->menu))
+		((*yyvaluep).menu)->file->name, ((*yyvaluep).menu)->lineno);
+	if (current_menu == ((*yyvaluep).menu))
 		menu_end_menu();
-};
+}
 
-	break;
-      case 69: /* "menu_entry" */
+        break;
 
-	{
+    case 70: /* menu_entry  */
+
+      {
 	fprintf(stderr, "%s:%d: missing end statement for this entry\n",
-		(yyvaluep->menu)->file->name, (yyvaluep->menu)->lineno);
-	if (current_menu == (yyvaluep->menu))
+		((*yyvaluep).menu)->file->name, ((*yyvaluep).menu)->lineno);
+	if (current_menu == ((*yyvaluep).menu))
 		menu_end_menu();
-};
+}
+
+        break;
 
-	break;
 
       default:
-	break;
+        break;
     }
+  YY_IGNORE_MAYBE_UNINITIALIZED_END
 }
 
 
-/* Prevent warnings from -Wmissing-prototypes.  */
-#ifdef YYPARSE_PARAM
-#if defined __STDC__ || defined __cplusplus
-int yyparse (void *YYPARSE_PARAM);
-#else
-int yyparse ();
-#endif
-#else /* ! YYPARSE_PARAM */
-#if defined __STDC__ || defined __cplusplus
-int yyparse (void);
-#else
-int yyparse ();
-#endif
-#endif /* ! YYPARSE_PARAM */
 
 
 /* The lookahead symbol.  */
@@ -1409,7 +1257,6 @@ int yychar;
 
 /* The semantic value of the lookahead symbol.  */
 YYSTYPE yylval;
-
 /* Number of syntax errors so far.  */
 int yynerrs;
 
@@ -1418,35 +1265,16 @@ int yynerrs;
 | yyparse.  |
 `----------*/
 
-#ifdef YYPARSE_PARAM
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
-int
-yyparse (void *YYPARSE_PARAM)
-#else
-int
-yyparse (YYPARSE_PARAM)
-    void *YYPARSE_PARAM;
-#endif
-#else /* ! YYPARSE_PARAM */
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
 int
 yyparse (void)
-#else
-int
-yyparse ()
-
-#endif
-#endif
 {
     int yystate;
     /* Number of tokens to shift before error messages enabled.  */
     int yyerrstatus;
 
     /* The stacks and their tools:
-       `yyss': related to states.
-       `yyvs': related to semantic values.
+       'yyss': related to states.
+       'yyvs': related to semantic values.
 
        Refer to the stacks through separate pointers, to allow yyoverflow
        to reallocate them elsewhere.  */
@@ -1466,7 +1294,7 @@ yyparse ()
   int yyn;
   int yyresult;
   /* Lookahead token as an internal (translated) token number.  */
-  int yytoken;
+  int yytoken = 0;
   /* The variables used to return semantic value and location from the
      action routines.  */
   YYSTYPE yyval;
@@ -1484,9 +1312,8 @@ yyparse ()
      Keep to zero when no symbol should be popped.  */
   int yylen = 0;
 
-  yytoken = 0;
-  yyss = yyssa;
-  yyvs = yyvsa;
+  yyssp = yyss = yyssa;
+  yyvsp = yyvs = yyvsa;
   yystacksize = YYINITDEPTH;
 
   YYDPRINTF ((stderr, "Starting parse\n"));
@@ -1495,14 +1322,6 @@ yyparse ()
   yyerrstatus = 0;
   yynerrs = 0;
   yychar = YYEMPTY; /* Cause a token to be read.  */
-
-  /* Initialize stack pointers.
-     Waste one element of value and location stack
-     so that they stay on the same level as the state stack.
-     The wasted elements are never initialized.  */
-  yyssp = yyss;
-  yyvsp = yyvs;
-
   goto yysetstate;
 
 /*------------------------------------------------------------.
@@ -1523,23 +1342,23 @@ yyparse ()
 
 #ifdef yyoverflow
       {
-	/* Give user a chance to reallocate the stack.  Use copies of
-	   these so that the &'s don't force the real ones into
-	   memory.  */
-	YYSTYPE *yyvs1 = yyvs;
-	yytype_int16 *yyss1 = yyss;
-
-	/* Each stack pointer address is followed by the size of the
-	   data in use in that stack, in bytes.  This used to be a
-	   conditional around just the two extra args, but that might
-	   be undefined if yyoverflow is a macro.  */
-	yyoverflow (YY_("memory exhausted"),
-		    &yyss1, yysize * sizeof (*yyssp),
-		    &yyvs1, yysize * sizeof (*yyvsp),
-		    &yystacksize);
-
-	yyss = yyss1;
-	yyvs = yyvs1;
+        /* Give user a chance to reallocate the stack.  Use copies of
+           these so that the &'s don't force the real ones into
+           memory.  */
+        YYSTYPE *yyvs1 = yyvs;
+        yytype_int16 *yyss1 = yyss;
+
+        /* Each stack pointer address is followed by the size of the
+           data in use in that stack, in bytes.  This used to be a
+           conditional around just the two extra args, but that might
+           be undefined if yyoverflow is a macro.  */
+        yyoverflow (YY_("memory exhausted"),
+                    &yyss1, yysize * sizeof (*yyssp),
+                    &yyvs1, yysize * sizeof (*yyvsp),
+                    &yystacksize);
+
+        yyss = yyss1;
+        yyvs = yyvs1;
       }
 #else /* no yyoverflow */
 # ifndef YYSTACK_RELOCATE
@@ -1547,22 +1366,22 @@ yyparse ()
 # else
       /* Extend the stack our own way.  */
       if (YYMAXDEPTH <= yystacksize)
-	goto yyexhaustedlab;
+        goto yyexhaustedlab;
       yystacksize *= 2;
       if (YYMAXDEPTH < yystacksize)
-	yystacksize = YYMAXDEPTH;
+        yystacksize = YYMAXDEPTH;
 
       {
-	yytype_int16 *yyss1 = yyss;
-	union yyalloc *yyptr =
-	  (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
-	if (! yyptr)
-	  goto yyexhaustedlab;
-	YYSTACK_RELOCATE (yyss_alloc, yyss);
-	YYSTACK_RELOCATE (yyvs_alloc, yyvs);
+        yytype_int16 *yyss1 = yyss;
+        union yyalloc *yyptr =
+          (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
+        if (! yyptr)
+          goto yyexhaustedlab;
+        YYSTACK_RELOCATE (yyss_alloc, yyss);
+        YYSTACK_RELOCATE (yyvs_alloc, yyvs);
 #  undef YYSTACK_RELOCATE
-	if (yyss1 != yyssa)
-	  YYSTACK_FREE (yyss1);
+        if (yyss1 != yyssa)
+          YYSTACK_FREE (yyss1);
       }
 # endif
 #endif /* no yyoverflow */
@@ -1571,10 +1390,10 @@ yyparse ()
       yyvsp = yyvs + yysize - 1;
 
       YYDPRINTF ((stderr, "Stack size increased to %lu\n",
-		  (unsigned long int) yystacksize));
+                  (unsigned long int) yystacksize));
 
       if (yyss + yystacksize - 1 <= yyssp)
-	YYABORT;
+        YYABORT;
     }
 
   YYDPRINTF ((stderr, "Entering state %d\n", yystate));
@@ -1603,7 +1422,7 @@ yybackup:
   if (yychar == YYEMPTY)
     {
       YYDPRINTF ((stderr, "Reading a token: "));
-      yychar = YYLEX;
+      yychar = yylex ();
     }
 
   if (yychar <= YYEOF)
@@ -1643,7 +1462,9 @@ yybackup:
   yychar = YYEMPTY;
 
   yystate = yyn;
+  YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
   *++yyvsp = yylval;
+  YY_IGNORE_MAYBE_UNINITIALIZED_END
 
   goto yynewstate;
 
@@ -1666,7 +1487,7 @@ yyreduce:
   yylen = yyr2[yyn];
 
   /* If YYLEN is nonzero, implement the default value of the action:
-     `$$ = $1'.
+     '$$ = $1'.
 
      Otherwise, the following line sets YYVAL to garbage.
      This behavior is undocumented and Bison
@@ -1682,64 +1503,73 @@ yyreduce:
         case 10:
 
     { zconf_error("unexpected end statement"); }
+
     break;
 
   case 11:
 
-    { zconf_error("unknown statement \"%s\"", (yyvsp[(2) - (4)].string)); }
+    { zconf_error("unknown statement \"%s\"", (yyvsp[-2].string)); }
+
     break;
 
   case 12:
 
     {
-	zconf_error("unexpected option \"%s\"", kconf_id_strings + (yyvsp[(2) - (4)].id)->name);
+	zconf_error("unexpected option \"%s\"", kconf_id_strings + (yyvsp[-2].id)->name);
 }
+
     break;
 
   case 13:
 
     { zconf_error("invalid statement"); }
+
     break;
 
-  case 28:
+  case 29:
+
+    { zconf_error("unknown option \"%s\"", (yyvsp[-2].string)); }
 
-    { zconf_error("unknown option \"%s\"", (yyvsp[(1) - (3)].string)); }
     break;
 
-  case 29:
+  case 30:
 
     { zconf_error("invalid option"); }
+
     break;
 
-  case 30:
+  case 31:
 
     {
-	struct symbol *sym = sym_lookup((yyvsp[(2) - (3)].string), 0);
+	struct symbol *sym = sym_lookup((yyvsp[-1].string), 0);
 	sym->flags |= SYMBOL_OPTIONAL;
 	menu_add_entry(sym);
-	printd(DEBUG_PARSE, "%s:%d:config %s\n", zconf_curname(), zconf_lineno(), (yyvsp[(2) - (3)].string));
+	printd(DEBUG_PARSE, "%s:%d:config %s\n", zconf_curname(), zconf_lineno(), (yyvsp[-1].string));
 }
+
     break;
 
-  case 31:
+  case 32:
 
     {
 	menu_end_entry();
 	printd(DEBUG_PARSE, "%s:%d:endconfig\n", zconf_curname(), zconf_lineno());
 }
+
     break;
 
-  case 32:
+  case 33:
 
     {
-	struct symbol *sym = sym_lookup((yyvsp[(2) - (3)].string), 0);
+	struct symbol *sym = sym_lookup((yyvsp[-1].string), 0);
 	sym->flags |= SYMBOL_OPTIONAL;
 	menu_add_entry(sym);
-	printd(DEBUG_PARSE, "%s:%d:menuconfig %s\n", zconf_curname(), zconf_lineno(), (yyvsp[(2) - (3)].string));
+	printd(DEBUG_PARSE, "%s:%d:menuconfig %s\n", zconf_curname(), zconf_lineno(), (yyvsp[-1].string));
 }
+
     break;
 
-  case 33:
+  case 34:
 
     {
 	if (current_entry->prompt)
@@ -1749,352 +1579,410 @@ yyreduce:
 	menu_end_entry();
 	printd(DEBUG_PARSE, "%s:%d:endconfig\n", zconf_curname(), zconf_lineno());
 }
+
     break;
 
-  case 41:
+  case 42:
 
     {
-	menu_set_type((yyvsp[(1) - (3)].id)->stype);
+	menu_set_type((yyvsp[-2].id)->stype);
 	printd(DEBUG_PARSE, "%s:%d:type(%u)\n",
 		zconf_curname(), zconf_lineno(),
-		(yyvsp[(1) - (3)].id)->stype);
+		(yyvsp[-2].id)->stype);
 }
+
     break;
 
-  case 42:
+  case 43:
 
     {
-	menu_add_prompt(P_PROMPT, (yyvsp[(2) - (4)].string), (yyvsp[(3) - (4)].expr));
+	menu_add_prompt(P_PROMPT, (yyvsp[-2].string), (yyvsp[-1].expr));
 	printd(DEBUG_PARSE, "%s:%d:prompt\n", zconf_curname(), zconf_lineno());
 }
+
     break;
 
-  case 43:
+  case 44:
 
     {
-	menu_add_expr(P_DEFAULT, (yyvsp[(2) - (4)].expr), (yyvsp[(3) - (4)].expr));
-	if ((yyvsp[(1) - (4)].id)->stype != S_UNKNOWN)
-		menu_set_type((yyvsp[(1) - (4)].id)->stype);
+	menu_add_expr(P_DEFAULT, (yyvsp[-2].expr), (yyvsp[-1].expr));
+	if ((yyvsp[-3].id)->stype != S_UNKNOWN)
+		menu_set_type((yyvsp[-3].id)->stype);
 	printd(DEBUG_PARSE, "%s:%d:default(%u)\n",
 		zconf_curname(), zconf_lineno(),
-		(yyvsp[(1) - (4)].id)->stype);
+		(yyvsp[-3].id)->stype);
 }
+
     break;
 
-  case 44:
+  case 45:
 
     {
-	menu_add_symbol(P_SELECT, sym_lookup((yyvsp[(2) - (4)].string), 0), (yyvsp[(3) - (4)].expr));
+	menu_add_symbol(P_SELECT, sym_lookup((yyvsp[-2].string), 0), (yyvsp[-1].expr));
 	printd(DEBUG_PARSE, "%s:%d:select\n", zconf_curname(), zconf_lineno());
 }
+
     break;
 
-  case 45:
+  case 46:
 
     {
-	menu_add_expr(P_RANGE, expr_alloc_comp(E_RANGE,(yyvsp[(2) - (5)].symbol), (yyvsp[(3) - (5)].symbol)), (yyvsp[(4) - (5)].expr));
+	menu_add_symbol(P_IMPLY, sym_lookup((yyvsp[-2].string), 0), (yyvsp[-1].expr));
+	printd(DEBUG_PARSE, "%s:%d:imply\n", zconf_curname(), zconf_lineno());
+}
+
+    break;
+
+  case 47:
+
+    {
+	menu_add_expr(P_RANGE, expr_alloc_comp(E_RANGE,(yyvsp[-3].symbol), (yyvsp[-2].symbol)), (yyvsp[-1].expr));
 	printd(DEBUG_PARSE, "%s:%d:range\n", zconf_curname(), zconf_lineno());
 }
+
     break;
 
-  case 48:
+  case 50:
 
     {
-	const struct kconf_id *id = kconf_id_lookup((yyvsp[(2) - (3)].string), strlen((yyvsp[(2) - (3)].string)));
+	const struct kconf_id *id = kconf_id_lookup((yyvsp[-1].string), strlen((yyvsp[-1].string)));
 	if (id && id->flags & TF_OPTION)
-		menu_add_option(id->token, (yyvsp[(3) - (3)].string));
+		menu_add_option(id->token, (yyvsp[0].string));
 	else
-		zconfprint("warning: ignoring unknown option %s", (yyvsp[(2) - (3)].string));
-	free((yyvsp[(2) - (3)].string));
+		zconfprint("warning: ignoring unknown option %s", (yyvsp[-1].string));
+	free((yyvsp[-1].string));
 }
+
     break;
 
-  case 49:
+  case 51:
 
     { (yyval.string) = NULL; }
+
     break;
 
-  case 50:
+  case 52:
+
+    { (yyval.string) = (yyvsp[0].string); }
 
-    { (yyval.string) = (yyvsp[(2) - (2)].string); }
     break;
 
-  case 51:
+  case 53:
 
     {
-	struct symbol *sym = sym_lookup((yyvsp[(2) - (3)].string), SYMBOL_CHOICE);
+	struct symbol *sym = sym_lookup((yyvsp[-1].string), SYMBOL_CHOICE);
 	sym->flags |= SYMBOL_AUTO;
 	menu_add_entry(sym);
 	menu_add_expr(P_CHOICE, NULL, NULL);
 	printd(DEBUG_PARSE, "%s:%d:choice\n", zconf_curname(), zconf_lineno());
 }
+
     break;
 
-  case 52:
+  case 54:
 
     {
 	(yyval.menu) = menu_add_menu();
 }
+
     break;
 
-  case 53:
+  case 55:
 
     {
-	if (zconf_endtoken((yyvsp[(1) - (1)].id), T_CHOICE, T_ENDCHOICE)) {
+	if (zconf_endtoken((yyvsp[0].id), T_CHOICE, T_ENDCHOICE)) {
 		menu_end_menu();
 		printd(DEBUG_PARSE, "%s:%d:endchoice\n", zconf_curname(), zconf_lineno());
 	}
 }
+
     break;
 
-  case 61:
+  case 63:
 
     {
-	menu_add_prompt(P_PROMPT, (yyvsp[(2) - (4)].string), (yyvsp[(3) - (4)].expr));
+	menu_add_prompt(P_PROMPT, (yyvsp[-2].string), (yyvsp[-1].expr));
 	printd(DEBUG_PARSE, "%s:%d:prompt\n", zconf_curname(), zconf_lineno());
 }
+
     break;
 
-  case 62:
+  case 64:
 
     {
-	if ((yyvsp[(1) - (3)].id)->stype == S_BOOLEAN || (yyvsp[(1) - (3)].id)->stype == S_TRISTATE) {
-		menu_set_type((yyvsp[(1) - (3)].id)->stype);
+	if ((yyvsp[-2].id)->stype == S_BOOLEAN || (yyvsp[-2].id)->stype == S_TRISTATE) {
+		menu_set_type((yyvsp[-2].id)->stype);
 		printd(DEBUG_PARSE, "%s:%d:type(%u)\n",
 			zconf_curname(), zconf_lineno(),
-			(yyvsp[(1) - (3)].id)->stype);
+			(yyvsp[-2].id)->stype);
 	} else
 		YYERROR;
 }
+
     break;
 
-  case 63:
+  case 65:
 
     {
 	current_entry->sym->flags |= SYMBOL_OPTIONAL;
 	printd(DEBUG_PARSE, "%s:%d:optional\n", zconf_curname(), zconf_lineno());
 }
+
     break;
 
-  case 64:
+  case 66:
 
     {
-	if ((yyvsp[(1) - (4)].id)->stype == S_UNKNOWN) {
-		menu_add_symbol(P_DEFAULT, sym_lookup((yyvsp[(2) - (4)].string), 0), (yyvsp[(3) - (4)].expr));
+	if ((yyvsp[-3].id)->stype == S_UNKNOWN) {
+		menu_add_symbol(P_DEFAULT, sym_lookup((yyvsp[-2].string), 0), (yyvsp[-1].expr));
 		printd(DEBUG_PARSE, "%s:%d:default\n",
 			zconf_curname(), zconf_lineno());
 	} else
 		YYERROR;
 }
+
     break;
 
-  case 67:
+  case 69:
 
     {
 	printd(DEBUG_PARSE, "%s:%d:if\n", zconf_curname(), zconf_lineno());
 	menu_add_entry(NULL);
-	menu_add_dep((yyvsp[(2) - (3)].expr));
+	menu_add_dep((yyvsp[-1].expr));
 	(yyval.menu) = menu_add_menu();
 }
+
     break;
 
-  case 68:
+  case 70:
 
     {
-	if (zconf_endtoken((yyvsp[(1) - (1)].id), T_IF, T_ENDIF)) {
+	if (zconf_endtoken((yyvsp[0].id), T_IF, T_ENDIF)) {
 		menu_end_menu();
 		printd(DEBUG_PARSE, "%s:%d:endif\n", zconf_curname(), zconf_lineno());
 	}
 }
+
     break;
 
-  case 74:
+  case 76:
 
     {
-	menu_add_prompt(P_MENU, (yyvsp[(2) - (3)].string), NULL);
+	menu_add_prompt(P_MENU, (yyvsp[-1].string), NULL);
 }
+
     break;
 
-  case 75:
+  case 77:
 
     {
 	menu_add_entry(NULL);
-	menu_add_prompt(P_MENU, (yyvsp[(2) - (3)].string), NULL);
+	menu_add_prompt(P_MENU, (yyvsp[-1].string), NULL);
 	printd(DEBUG_PARSE, "%s:%d:menu\n", zconf_curname(), zconf_lineno());
 }
+
     break;
 
-  case 76:
+  case 78:
 
     {
 	(yyval.menu) = menu_add_menu();
 }
+
     break;
 
-  case 77:
+  case 79:
 
     {
-	if (zconf_endtoken((yyvsp[(1) - (1)].id), T_MENU, T_ENDMENU)) {
+	if (zconf_endtoken((yyvsp[0].id), T_MENU, T_ENDMENU)) {
 		menu_end_menu();
 		printd(DEBUG_PARSE, "%s:%d:endmenu\n", zconf_curname(), zconf_lineno());
 	}
 }
+
     break;
 
-  case 83:
+  case 85:
 
     {
-	printd(DEBUG_PARSE, "%s:%d:source %s\n", zconf_curname(), zconf_lineno(), (yyvsp[(2) - (3)].string));
-	zconf_nextfile((yyvsp[(2) - (3)].string));
+	printd(DEBUG_PARSE, "%s:%d:source %s\n", zconf_curname(), zconf_lineno(), (yyvsp[-1].string));
+	zconf_nextfile((yyvsp[-1].string));
 }
+
     break;
 
-  case 84:
+  case 86:
 
     {
 	menu_add_entry(NULL);
-	menu_add_prompt(P_COMMENT, (yyvsp[(2) - (3)].string), NULL);
+	menu_add_prompt(P_COMMENT, (yyvsp[-1].string), NULL);
 	printd(DEBUG_PARSE, "%s:%d:comment\n", zconf_curname(), zconf_lineno());
 }
+
     break;
 
-  case 85:
+  case 87:
 
     {
 	menu_end_entry();
 }
+
     break;
 
-  case 86:
+  case 88:
 
     {
 	printd(DEBUG_PARSE, "%s:%d:help\n", zconf_curname(), zconf_lineno());
 	zconf_starthelp();
 }
+
     break;
 
-  case 87:
+  case 89:
 
     {
-	current_entry->help = (yyvsp[(2) - (2)].string);
+	current_entry->help = (yyvsp[0].string);
 }
+
     break;
 
-  case 92:
+  case 94:
 
     {
-	menu_add_dep((yyvsp[(3) - (4)].expr));
+	menu_add_dep((yyvsp[-1].expr));
 	printd(DEBUG_PARSE, "%s:%d:depends on\n", zconf_curname(), zconf_lineno());
 }
-    break;
-
-  case 96:
 
-    {
-	menu_add_visibility((yyvsp[(2) - (2)].expr));
-}
     break;
 
   case 98:
 
     {
-	menu_add_prompt(P_PROMPT, (yyvsp[(1) - (2)].string), (yyvsp[(2) - (2)].expr));
+	menu_add_visibility((yyvsp[0].expr));
 }
-    break;
 
-  case 101:
-
-    { (yyval.id) = (yyvsp[(1) - (2)].id); }
     break;
 
-  case 102:
+  case 100:
+
+    {
+	menu_add_prompt(P_PROMPT, (yyvsp[-1].string), (yyvsp[0].expr));
+}
 
-    { (yyval.id) = (yyvsp[(1) - (2)].id); }
     break;
 
   case 103:
 
-    { (yyval.id) = (yyvsp[(1) - (2)].id); }
+    { (yyval.id) = (yyvsp[-1].id); }
+
     break;
 
-  case 106:
+  case 104:
+
+    { (yyval.id) = (yyvsp[-1].id); }
 
-    { (yyval.expr) = NULL; }
     break;
 
-  case 107:
+  case 105:
+
+    { (yyval.id) = (yyvsp[-1].id); }
 
-    { (yyval.expr) = (yyvsp[(2) - (2)].expr); }
     break;
 
   case 108:
 
-    { (yyval.expr) = expr_alloc_symbol((yyvsp[(1) - (1)].symbol)); }
+    { (yyval.expr) = NULL; }
+
     break;
 
   case 109:
 
-    { (yyval.expr) = expr_alloc_comp(E_LTH, (yyvsp[(1) - (3)].symbol), (yyvsp[(3) - (3)].symbol)); }
+    { (yyval.expr) = (yyvsp[0].expr); }
+
     break;
 
   case 110:
 
-    { (yyval.expr) = expr_alloc_comp(E_LEQ, (yyvsp[(1) - (3)].symbol), (yyvsp[(3) - (3)].symbol)); }
+    { (yyval.expr) = expr_alloc_symbol((yyvsp[0].symbol)); }
+
     break;
 
   case 111:
 
-    { (yyval.expr) = expr_alloc_comp(E_GTH, (yyvsp[(1) - (3)].symbol), (yyvsp[(3) - (3)].symbol)); }
+    { (yyval.expr) = expr_alloc_comp(E_LTH, (yyvsp[-2].symbol), (yyvsp[0].symbol)); }
+
     break;
 
   case 112:
 
-    { (yyval.expr) = expr_alloc_comp(E_GEQ, (yyvsp[(1) - (3)].symbol), (yyvsp[(3) - (3)].symbol)); }
+    { (yyval.expr) = expr_alloc_comp(E_LEQ, (yyvsp[-2].symbol), (yyvsp[0].symbol)); }
+
     break;
 
   case 113:
 
-    { (yyval.expr) = expr_alloc_comp(E_EQUAL, (yyvsp[(1) - (3)].symbol), (yyvsp[(3) - (3)].symbol)); }
+    { (yyval.expr) = expr_alloc_comp(E_GTH, (yyvsp[-2].symbol), (yyvsp[0].symbol)); }
+
     break;
 
   case 114:
 
-    { (yyval.expr) = expr_alloc_comp(E_UNEQUAL, (yyvsp[(1) - (3)].symbol), (yyvsp[(3) - (3)].symbol)); }
+    { (yyval.expr) = expr_alloc_comp(E_GEQ, (yyvsp[-2].symbol), (yyvsp[0].symbol)); }
+
     break;
 
   case 115:
 
-    { (yyval.expr) = (yyvsp[(2) - (3)].expr); }
+    { (yyval.expr) = expr_alloc_comp(E_EQUAL, (yyvsp[-2].symbol), (yyvsp[0].symbol)); }
+
     break;
 
   case 116:
 
-    { (yyval.expr) = expr_alloc_one(E_NOT, (yyvsp[(2) - (2)].expr)); }
+    { (yyval.expr) = expr_alloc_comp(E_UNEQUAL, (yyvsp[-2].symbol), (yyvsp[0].symbol)); }
+
     break;
 
   case 117:
 
-    { (yyval.expr) = expr_alloc_two(E_OR, (yyvsp[(1) - (3)].expr), (yyvsp[(3) - (3)].expr)); }
+    { (yyval.expr) = (yyvsp[-1].expr); }
+
     break;
 
   case 118:
 
-    { (yyval.expr) = expr_alloc_two(E_AND, (yyvsp[(1) - (3)].expr), (yyvsp[(3) - (3)].expr)); }
+    { (yyval.expr) = expr_alloc_one(E_NOT, (yyvsp[0].expr)); }
+
     break;
 
   case 119:
 
-    { (yyval.symbol) = sym_lookup((yyvsp[(1) - (1)].string), 0); free((yyvsp[(1) - (1)].string)); }
+    { (yyval.expr) = expr_alloc_two(E_OR, (yyvsp[-2].expr), (yyvsp[0].expr)); }
+
     break;
 
   case 120:
 
-    { (yyval.symbol) = sym_lookup((yyvsp[(1) - (1)].string), SYMBOL_CONST); free((yyvsp[(1) - (1)].string)); }
+    { (yyval.expr) = expr_alloc_two(E_AND, (yyvsp[-2].expr), (yyvsp[0].expr)); }
+
     break;
 
   case 121:
 
+    { (yyval.symbol) = sym_lookup((yyvsp[0].string), 0); free((yyvsp[0].string)); }
+
+    break;
+
+  case 122:
+
+    { (yyval.symbol) = sym_lookup((yyvsp[0].string), SYMBOL_CONST); free((yyvsp[0].string)); }
+
+    break;
+
+  case 123:
+
     { (yyval.string) = NULL; }
+
     break;
 
 
@@ -2120,7 +2008,7 @@ yyreduce:
 
   *++yyvsp = yyval;
 
-  /* Now `shift' the result of the reduction.  Determine what state
+  /* Now 'shift' the result of the reduction.  Determine what state
      that goes to, based on the state we popped back to and the rule
      number reduced by.  */
 
@@ -2135,9 +2023,9 @@ yyreduce:
   goto yynewstate;
 
 
-/*------------------------------------.
-| yyerrlab -- here on detecting error |
-`------------------------------------*/
+/*--------------------------------------.
+| yyerrlab -- here on detecting error.  |
+`--------------------------------------*/
 yyerrlab:
   /* Make sure we have latest lookahead translation.  See comments at
      user semantic actions for why this is necessary.  */
@@ -2188,20 +2076,20 @@ yyerrlab:
   if (yyerrstatus == 3)
     {
       /* If just tried and failed to reuse lookahead token after an
-	 error, discard it.  */
+         error, discard it.  */
 
       if (yychar <= YYEOF)
-	{
-	  /* Return failure if at end of input.  */
-	  if (yychar == YYEOF)
-	    YYABORT;
-	}
+        {
+          /* Return failure if at end of input.  */
+          if (yychar == YYEOF)
+            YYABORT;
+        }
       else
-	{
-	  yydestruct ("Error: discarding",
-		      yytoken, &yylval);
-	  yychar = YYEMPTY;
-	}
+        {
+          yydestruct ("Error: discarding",
+                      yytoken, &yylval);
+          yychar = YYEMPTY;
+        }
     }
 
   /* Else will try to reuse lookahead token after shifting the error
@@ -2220,7 +2108,7 @@ yyerrorlab:
   if (/*CONSTCOND*/ 0)
      goto yyerrorlab;
 
-  /* Do not reclaim the symbols of the rule which action triggered
+  /* Do not reclaim the symbols of the rule whose action triggered
      this YYERROR.  */
   YYPOPSTACK (yylen);
   yylen = 0;
@@ -2233,35 +2121,37 @@ yyerrorlab:
 | yyerrlab1 -- common code for both syntax error and YYERROR.  |
 `-------------------------------------------------------------*/
 yyerrlab1:
-  yyerrstatus = 3;	/* Each real token shifted decrements this.  */
+  yyerrstatus = 3;      /* Each real token shifted decrements this.  */
 
   for (;;)
     {
       yyn = yypact[yystate];
       if (!yypact_value_is_default (yyn))
-	{
-	  yyn += YYTERROR;
-	  if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR)
-	    {
-	      yyn = yytable[yyn];
-	      if (0 < yyn)
-		break;
-	    }
-	}
+        {
+          yyn += YYTERROR;
+          if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR)
+            {
+              yyn = yytable[yyn];
+              if (0 < yyn)
+                break;
+            }
+        }
 
       /* Pop the current state because it cannot handle the error token.  */
       if (yyssp == yyss)
-	YYABORT;
+        YYABORT;
 
 
       yydestruct ("Error: popping",
-		  yystos[yystate], yyvsp);
+                  yystos[yystate], yyvsp);
       YYPOPSTACK (1);
       yystate = *yyssp;
       YY_STACK_PRINT (yyss, yyssp);
     }
 
+  YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
   *++yyvsp = yylval;
+  YY_IGNORE_MAYBE_UNINITIALIZED_END
 
 
   /* Shift the error token.  */
@@ -2304,14 +2194,14 @@ yyreturn:
       yydestruct ("Cleanup: discarding lookahead",
                   yytoken, &yylval);
     }
-  /* Do not reclaim the symbols of the rule which action triggered
+  /* Do not reclaim the symbols of the rule whose action triggered
      this YYABORT or YYACCEPT.  */
   YYPOPSTACK (yylen);
   YY_STACK_PRINT (yyss, yyssp);
   while (yyssp != yyss)
     {
       yydestruct ("Cleanup: popping",
-		  yystos[*yyssp], yyvsp);
+                  yystos[*yyssp], yyvsp);
       YYPOPSTACK (1);
     }
 #ifndef yyoverflow
@@ -2322,14 +2212,11 @@ yyreturn:
   if (yymsg != yymsgbuf)
     YYSTACK_FREE (yymsg);
 #endif
-  /* Make sure YYID is used.  */
-  return YYID (yyresult);
+  return yyresult;
 }
 
 
 
-
-
 void conf_parse(const char *name)
 {
 	struct symbol *sym;
@@ -2501,6 +2388,11 @@ static void print_symbol(FILE *out, struct menu *menu)
 			expr_fprint(prop->expr, out);
 			fputc('\n', out);
 			break;
+		case P_IMPLY:
+			fputs( "  imply ", out);
+			expr_fprint(prop->expr, out);
+			fputc('\n', out);
+			break;
 		case P_RANGE:
 			fputs( "  range ", out);
 			expr_fprint(prop->expr, out);
@@ -2577,4 +2469,3 @@ void zconfdump(FILE *out)
 #include "expr.c"
 #include "symbol.c"
 #include "menu.c"
-
-- 
2.7.4

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