// auto generated by meta.c
typedef enum {
    TOK_EOF,
    TOK_ERROR,
    TOK_IDENT,
    TOK_INT,
    TOK_FLOAT,
    TOK_CHAR,
    TOK_STRING,
    TOK_LPAREN,
    TOK_RPAREN,
    TOK_LBRACKET,
    TOK_RBRACKET,
    TOK_LBRACE,
    TOK_RBRACE,
    TOK_COMMA,
    TOK_DOT,
    TOK_ARROW,
    TOK_ELLIPSIS,
    TOK_COLON,
    TOK_SEMICOLON,
    TOK_QUESTION,
    TOK_HASH,
    TOK_HASHHASH,
    TOK_PLUS,
    TOK_MINUS,
    TOK_STAR,
    TOK_SLASH,
    TOK_PERCENT,
    TOK_INC,
    TOK_DEC,
    TOK_ASSIGN,
    TOK_PLUS_ASSIGN,
    TOK_MINUS_ASSIGN,
    TOK_MUL_ASSIGN,
    TOK_DIV_ASSIGN,
    TOK_MOD_ASSIGN,
    TOK_LSHIFT_ASSIGN,
    TOK_RSHIFT_ASSIGN,
    TOK_AND_ASSIGN,
    TOK_XOR_ASSIGN,
    TOK_OR_ASSIGN,
    TOK_EQ,
    TOK_NEQ,
    TOK_LT,
    TOK_LEQ,
    TOK_GT,
    TOK_GEQ,
    TOK_NOT,
    TOK_BITNOT,
    TOK_BITAND,
    TOK_BITOR,
    TOK_BITXOR,
    TOK_AND,
    TOK_OR,
    TOK_LSHIFT,
    TOK_RSHIFT,
    TOK_auto,
    TOK_break,
    TOK_case,
    TOK_char,
    TOK_const,
    TOK_continue,
    TOK_default,
    TOK_do,
    TOK_double,
    TOK_else,
    TOK_enum,
    TOK_extern,
    TOK_float,
    TOK_for,
    TOK_goto,
    TOK_if,
    TOK_inline,
    TOK_int,
    TOK_long,
    TOK_register,
    TOK_restrict,
    TOK_return,
    TOK_short,
    TOK_signed,
    TOK_sizeof,
    TOK_static,
    TOK_struct,
    TOK_switch,
    TOK_typedef,
    TOK_union,
    TOK_unsigned,
    TOK_void,
    TOK_volatile,
    TOK_while,
} Token_Kind;
char *token_to_op(Token_Kind kind) {
    switch (kind) {
        case TOK_LPAREN: return "(";
        case TOK_RPAREN: return ")";
        case TOK_LBRACKET: return "[";
        case TOK_RBRACKET: return "]";
        case TOK_LBRACE: return "{";
        case TOK_RBRACE: return "}";
        case TOK_COMMA: return ",";
        case TOK_DOT: return ".";
        case TOK_ARROW: return "->";
        case TOK_ELLIPSIS: return "...";
        case TOK_COLON: return ":";
        case TOK_SEMICOLON: return ";";
        case TOK_QUESTION: return "?";
        case TOK_HASH: return "#";
        case TOK_HASHHASH: return "##";
        case TOK_PLUS: return "+";
        case TOK_MINUS: return "-";
        case TOK_STAR: return "*";
        case TOK_SLASH: return "/";
        case TOK_PERCENT: return "%";
        case TOK_INC: return "++";
        case TOK_DEC: return "--";
        case TOK_ASSIGN: return "=";
        case TOK_PLUS_ASSIGN: return "+=";
        case TOK_MINUS_ASSIGN: return "-=";
        case TOK_MUL_ASSIGN: return "*=";
        case TOK_DIV_ASSIGN: return "/=";
        case TOK_MOD_ASSIGN: return "%=";
        case TOK_LSHIFT_ASSIGN: return "<<=";
        case TOK_RSHIFT_ASSIGN: return ">>=";
        case TOK_AND_ASSIGN: return "&=";
        case TOK_XOR_ASSIGN: return "^=";
        case TOK_OR_ASSIGN: return "|=";
        case TOK_EQ: return "==";
        case TOK_NEQ: return "!=";
        case TOK_LT: return "<";
        case TOK_LEQ: return "<=";
        case TOK_GT: return ">";
        case TOK_GEQ: return ">=";
        case TOK_NOT: return "!";
        case TOK_BITNOT: return "~";
        case TOK_BITAND: return "&";
        case TOK_BITOR: return "|";
        case TOK_BITXOR: return "^";
        case TOK_AND: return "&&";
        case TOK_OR: return "||";
        case TOK_LSHIFT: return "<<";
        case TOK_RSHIFT: return ">>";
        default: return 0;
    }
}
char *token_to_name(Token_Kind kind) {
    switch (kind) {
        case TOK_EOF: return "EOF";
        case TOK_ERROR: return "ERROR";
        case TOK_IDENT: return "IDENT";
        case TOK_INT: return "INT";
        case TOK_FLOAT: return "FLOAT";
        case TOK_CHAR: return "CHAR";
        case TOK_STRING: return "STRING";
        case TOK_LPAREN: return "LPAREN";
        case TOK_RPAREN: return "RPAREN";
        case TOK_LBRACKET: return "LBRACKET";
        case TOK_RBRACKET: return "RBRACKET";
        case TOK_LBRACE: return "LBRACE";
        case TOK_RBRACE: return "RBRACE";
        case TOK_COMMA: return "COMMA";
        case TOK_DOT: return "DOT";
        case TOK_ARROW: return "ARROW";
        case TOK_ELLIPSIS: return "ELLIPSIS";
        case TOK_COLON: return "COLON";
        case TOK_SEMICOLON: return "SEMICOLON";
        case TOK_QUESTION: return "QUESTION";
        case TOK_HASH: return "HASH";
        case TOK_HASHHASH: return "HASHHASH";
        case TOK_PLUS: return "PLUS";
        case TOK_MINUS: return "MINUS";
        case TOK_STAR: return "STAR";
        case TOK_SLASH: return "SLASH";
        case TOK_PERCENT: return "PERCENT";
        case TOK_INC: return "INC";
        case TOK_DEC: return "DEC";
        case TOK_ASSIGN: return "ASSIGN";
        case TOK_PLUS_ASSIGN: return "PLUS_ASSIGN";
        case TOK_MINUS_ASSIGN: return "MINUS_ASSIGN";
        case TOK_MUL_ASSIGN: return "MUL_ASSIGN";
        case TOK_DIV_ASSIGN: return "DIV_ASSIGN";
        case TOK_MOD_ASSIGN: return "MOD_ASSIGN";
        case TOK_LSHIFT_ASSIGN: return "LSHIFT_ASSIGN";
        case TOK_RSHIFT_ASSIGN: return "RSHIFT_ASSIGN";
        case TOK_AND_ASSIGN: return "AND_ASSIGN";
        case TOK_XOR_ASSIGN: return "XOR_ASSIGN";
        case TOK_OR_ASSIGN: return "OR_ASSIGN";
        case TOK_EQ: return "EQ";
        case TOK_NEQ: return "NEQ";
        case TOK_LT: return "LT";
        case TOK_LEQ: return "LEQ";
        case TOK_GT: return "GT";
        case TOK_GEQ: return "GEQ";
        case TOK_NOT: return "NOT";
        case TOK_BITNOT: return "BITNOT";
        case TOK_BITAND: return "BITAND";
        case TOK_BITOR: return "BITOR";
        case TOK_BITXOR: return "BITXOR";
        case TOK_AND: return "AND";
        case TOK_OR: return "OR";
        case TOK_LSHIFT: return "LSHIFT";
        case TOK_RSHIFT: return "RSHIFT";
        case TOK_auto: return "auto";
        case TOK_break: return "break";
        case TOK_case: return "case";
        case TOK_char: return "char";
        case TOK_const: return "const";
        case TOK_continue: return "continue";
        case TOK_default: return "default";
        case TOK_do: return "do";
        case TOK_double: return "double";
        case TOK_else: return "else";
        case TOK_enum: return "enum";
        case TOK_extern: return "extern";
        case TOK_float: return "float";
        case TOK_for: return "for";
        case TOK_goto: return "goto";
        case TOK_if: return "if";
        case TOK_inline: return "inline";
        case TOK_int: return "int";
        case TOK_long: return "long";
        case TOK_register: return "register";
        case TOK_restrict: return "restrict";
        case TOK_return: return "return";
        case TOK_short: return "short";
        case TOK_signed: return "signed";
        case TOK_sizeof: return "sizeof";
        case TOK_static: return "static";
        case TOK_struct: return "struct";
        case TOK_switch: return "switch";
        case TOK_typedef: return "typedef";
        case TOK_union: return "union";
        case TOK_unsigned: return "unsigned";
        case TOK_void: return "void";
        case TOK_volatile: return "volatile";
        case TOK_while: return "while";
        default: return "<invalid-token-kind>";
    }
}
//         
// KEYWORDS
//         
char *keyword_auto;
char *keyword_break;
char *keyword_case;
char *keyword_char;
char *keyword_const;
char *keyword_continue;
char *keyword_default;
char *keyword_do;
char *keyword_double;
char *keyword_else;
char *keyword_enum;
char *keyword_extern;
char *keyword_float;
char *keyword_for;
char *keyword_goto;
char *keyword_if;
char *keyword_inline;
char *keyword_int;
char *keyword_long;
char *keyword_register;
char *keyword_restrict;
char *keyword_return;
char *keyword_short;
char *keyword_signed;
char *keyword_sizeof;
char *keyword_static;
char *keyword_struct;
char *keyword_switch;
char *keyword_typedef;
char *keyword_union;
char *keyword_unsigned;
char *keyword_void;
char *keyword_volatile;
char *keyword_while;
char *lex_first_keyword = NULL;
char *lex_last_keyword = NULL;
char *make_intern(char *string, int len);
#define lex_add_keyword(x) make_intern(x, ilen(x) - 1)
void lex_init_keywords(void) {
    keyword_auto = lex_add_keyword("auto");
    keyword_break = lex_add_keyword("break");
    keyword_case = lex_add_keyword("case");
    keyword_char = lex_add_keyword("char");
    keyword_const = lex_add_keyword("const");
    keyword_continue = lex_add_keyword("continue");
    keyword_default = lex_add_keyword("default");
    keyword_do = lex_add_keyword("do");
    keyword_double = lex_add_keyword("double");
    keyword_else = lex_add_keyword("else");
    keyword_enum = lex_add_keyword("enum");
    keyword_extern = lex_add_keyword("extern");
    keyword_float = lex_add_keyword("float");
    keyword_for = lex_add_keyword("for");
    keyword_goto = lex_add_keyword("goto");
    keyword_if = lex_add_keyword("if");
    keyword_inline = lex_add_keyword("inline");
    keyword_int = lex_add_keyword("int");
    keyword_long = lex_add_keyword("long");
    keyword_register = lex_add_keyword("register");
    keyword_restrict = lex_add_keyword("restrict");
    keyword_return = lex_add_keyword("return");
    keyword_short = lex_add_keyword("short");
    keyword_signed = lex_add_keyword("signed");
    keyword_sizeof = lex_add_keyword("sizeof");
    keyword_static = lex_add_keyword("static");
    keyword_struct = lex_add_keyword("struct");
    keyword_switch = lex_add_keyword("switch");
    keyword_typedef = lex_add_keyword("typedef");
    keyword_union = lex_add_keyword("union");
    keyword_unsigned = lex_add_keyword("unsigned");
    keyword_void = lex_add_keyword("void");
    keyword_volatile = lex_add_keyword("volatile");
    keyword_while = lex_add_keyword("while");
#define TOK_FIRST_KEYWORD TOK_auto
#define TOK_LAST_KEYWORD TOK_while
    lex_first_keyword = keyword_auto;
    lex_last_keyword = keyword_while;
}