step_lexer.c

Go to the documentation of this file.

 
#line 3 "<stdout>"
 
#define YY_NO_INPUT 1
#define  YY_INT_ALIGNED short int
 
/* A lexical scanner generated by flex */
 
#define yy_create_buffer step_lexer_create_buffer
#define yy_delete_buffer step_lexer_delete_buffer
#define yy_scan_buffer step_lexer_scan_buffer
#define yy_scan_string step_lexer_scan_string
#define yy_scan_bytes step_lexer_scan_bytes
#define yy_init_buffer step_lexer_init_buffer
#define yy_flush_buffer step_lexer_flush_buffer
#define yy_load_buffer_state step_lexer_load_buffer_state
#define yy_switch_to_buffer step_lexer_switch_to_buffer
#define yypush_buffer_state step_lexerpush_buffer_state
#define yypop_buffer_state step_lexerpop_buffer_state
#define yyensure_buffer_stack step_lexerensure_buffer_stack
#define yy_flex_debug step_lexer_flex_debug
#define yyin step_lexerin
#define yyleng step_lexerleng
#define yylex step_lexerlex
#define yylineno step_lexerlineno
#define yyout step_lexerout
#define yyrestart step_lexerrestart
#define yytext step_lexertext
#define yywrap step_lexerwrap
#define yyalloc step_lexeralloc
#define yyrealloc step_lexerrealloc
#define yyfree step_lexerfree
 
#define FLEX_SCANNER
#define YY_FLEX_MAJOR_VERSION 2
#define YY_FLEX_MINOR_VERSION 6
#define YY_FLEX_SUBMINOR_VERSION 4
#if YY_FLEX_SUBMINOR_VERSION > 0
#define FLEX_BETA
#endif
 
#ifdef yy_create_buffer
#define step_lexer_create_buffer_ALREADY_DEFINED
#else
#define yy_create_buffer step_lexer_create_buffer
#endif
 
#ifdef yy_delete_buffer
#define step_lexer_delete_buffer_ALREADY_DEFINED
#else
#define yy_delete_buffer step_lexer_delete_buffer
#endif
 
#ifdef yy_scan_buffer
#define step_lexer_scan_buffer_ALREADY_DEFINED
#else
#define yy_scan_buffer step_lexer_scan_buffer
#endif
 
#ifdef yy_scan_string
#define step_lexer_scan_string_ALREADY_DEFINED
#else
#define yy_scan_string step_lexer_scan_string
#endif
 
#ifdef yy_scan_bytes
#define step_lexer_scan_bytes_ALREADY_DEFINED
#else
#define yy_scan_bytes step_lexer_scan_bytes
#endif
 
#ifdef yy_init_buffer
#define step_lexer_init_buffer_ALREADY_DEFINED
#else
#define yy_init_buffer step_lexer_init_buffer
#endif
 
#ifdef yy_flush_buffer
#define step_lexer_flush_buffer_ALREADY_DEFINED
#else
#define yy_flush_buffer step_lexer_flush_buffer
#endif
 
#ifdef yy_load_buffer_state
#define step_lexer_load_buffer_state_ALREADY_DEFINED
#else
#define yy_load_buffer_state step_lexer_load_buffer_state
#endif
 
#ifdef yy_switch_to_buffer
#define step_lexer_switch_to_buffer_ALREADY_DEFINED
#else
#define yy_switch_to_buffer step_lexer_switch_to_buffer
#endif
 
#ifdef yypush_buffer_state
#define step_lexerpush_buffer_state_ALREADY_DEFINED
#else
#define yypush_buffer_state step_lexerpush_buffer_state
#endif
 
#ifdef yypop_buffer_state
#define step_lexerpop_buffer_state_ALREADY_DEFINED
#else
#define yypop_buffer_state step_lexerpop_buffer_state
#endif
 
#ifdef yyensure_buffer_stack
#define step_lexerensure_buffer_stack_ALREADY_DEFINED
#else
#define yyensure_buffer_stack step_lexerensure_buffer_stack
#endif
 
#ifdef yylex
#define step_lexerlex_ALREADY_DEFINED
#else
#define yylex step_lexerlex
#endif
 
#ifdef yyrestart
#define step_lexerrestart_ALREADY_DEFINED
#else
#define yyrestart step_lexerrestart
#endif
 
#ifdef yylex_init
#define step_lexerlex_init_ALREADY_DEFINED
#else
#define yylex_init step_lexerlex_init
#endif
 
#ifdef yylex_init_extra
#define step_lexerlex_init_extra_ALREADY_DEFINED
#else
#define yylex_init_extra step_lexerlex_init_extra
#endif
 
#ifdef yylex_destroy
#define step_lexerlex_destroy_ALREADY_DEFINED
#else
#define yylex_destroy step_lexerlex_destroy
#endif
 
#ifdef yyget_debug
#define step_lexerget_debug_ALREADY_DEFINED
#else
#define yyget_debug step_lexerget_debug
#endif
 
#ifdef yyset_debug
#define step_lexerset_debug_ALREADY_DEFINED
#else
#define yyset_debug step_lexerset_debug
#endif
 
#ifdef yyget_extra
#define step_lexerget_extra_ALREADY_DEFINED
#else
#define yyget_extra step_lexerget_extra
#endif
 
#ifdef yyset_extra
#define step_lexerset_extra_ALREADY_DEFINED
#else
#define yyset_extra step_lexerset_extra
#endif
 
#ifdef yyget_in
#define step_lexerget_in_ALREADY_DEFINED
#else
#define yyget_in step_lexerget_in
#endif
 
#ifdef yyset_in
#define step_lexerset_in_ALREADY_DEFINED
#else
#define yyset_in step_lexerset_in
#endif
 
#ifdef yyget_out
#define step_lexerget_out_ALREADY_DEFINED
#else
#define yyget_out step_lexerget_out
#endif
 
#ifdef yyset_out
#define step_lexerset_out_ALREADY_DEFINED
#else
#define yyset_out step_lexerset_out
#endif
 
#ifdef yyget_leng
#define step_lexerget_leng_ALREADY_DEFINED
#else
#define yyget_leng step_lexerget_leng
#endif
 
#ifdef yyget_text
#define step_lexerget_text_ALREADY_DEFINED
#else
#define yyget_text step_lexerget_text
#endif
 
#ifdef yyget_lineno
#define step_lexerget_lineno_ALREADY_DEFINED
#else
#define yyget_lineno step_lexerget_lineno
#endif
 
#ifdef yyset_lineno
#define step_lexerset_lineno_ALREADY_DEFINED
#else
#define yyset_lineno step_lexerset_lineno
#endif
 
#ifdef yywrap
#define step_lexerwrap_ALREADY_DEFINED
#else
#define yywrap step_lexerwrap
#endif
 
#ifdef yyalloc
#define step_lexeralloc_ALREADY_DEFINED
#else
#define yyalloc step_lexeralloc
#endif
 
#ifdef yyrealloc
#define step_lexerrealloc_ALREADY_DEFINED
#else
#define yyrealloc step_lexerrealloc
#endif
 
#ifdef yyfree
#define step_lexerfree_ALREADY_DEFINED
#else
#define yyfree step_lexerfree
#endif
 
#ifdef yytext
#define step_lexertext_ALREADY_DEFINED
#else
#define yytext step_lexertext
#endif
 
#ifdef yyleng
#define step_lexerleng_ALREADY_DEFINED
#else
#define yyleng step_lexerleng
#endif
 
#ifdef yyin
#define step_lexerin_ALREADY_DEFINED
#else
#define yyin step_lexerin
#endif
 
#ifdef yyout
#define step_lexerout_ALREADY_DEFINED
#else
#define yyout step_lexerout
#endif
 
#ifdef yy_flex_debug
#define step_lexer_flex_debug_ALREADY_DEFINED
#else
#define yy_flex_debug step_lexer_flex_debug
#endif
 
#ifdef yylineno
#define step_lexerlineno_ALREADY_DEFINED
#else
#define yylineno step_lexerlineno
#endif
 
/* First, we deal with  platform-specific or compiler-specific issues. */
 
/* begin standard C headers. */
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <stdlib.h>
 
/* end standard C headers. */
 
/* flex integer type definitions */
 
#ifndef FLEXINT_H
#define FLEXINT_H
 
/* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
 
#if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
 
/* C99 says to define __STDC_LIMIT_MACROS before including stdint.h,
 * if you want the limit (max/min) macros for int types. 
 */
#ifndef __STDC_LIMIT_MACROS
#define __STDC_LIMIT_MACROS 1
#endif
 
#include <inttypes.h>
typedef int8_t flex_int8_t;
typedef uint8_t flex_uint8_t;
typedef int16_t flex_int16_t;
typedef uint16_t flex_uint16_t;
typedef int32_t flex_int32_t;
typedef uint32_t flex_uint32_t;
#else
typedef signed char flex_int8_t;
typedef short int flex_int16_t;
typedef int flex_int32_t;
typedef unsigned char flex_uint8_t; 
typedef unsigned short int flex_uint16_t;
typedef unsigned int flex_uint32_t;
 
/* Limits of integral types. */
#ifndef INT8_MIN
#define INT8_MIN               (-128)
#endif
#ifndef INT16_MIN
#define INT16_MIN              (-32767-1)
#endif
#ifndef INT32_MIN
#define INT32_MIN              (-2147483647-1)
#endif
#ifndef INT8_MAX
#define INT8_MAX               (127)
#endif
#ifndef INT16_MAX
#define INT16_MAX              (32767)
#endif
#ifndef INT32_MAX
#define INT32_MAX              (2147483647)
#endif
#ifndef UINT8_MAX
#define UINT8_MAX              (255U)
#endif
#ifndef UINT16_MAX
#define UINT16_MAX             (65535U)
#endif
#ifndef UINT32_MAX
#define UINT32_MAX             (4294967295U)
#endif
 
#ifndef SIZE_MAX
#define SIZE_MAX               (~(size_t)0)
#endif
 
#endif /* ! C99 */
 
#endif /* ! FLEXINT_H */
 
/* begin standard C++ headers. */
 
/* TODO: this is always defined, so inline it */
#define yyconst const
 
#if defined(__GNUC__) && __GNUC__ >= 3
#define yynoreturn __attribute__((__noreturn__))
#else
#define yynoreturn
#endif
 
/* Returned upon end-of-file. */
#define YY_NULL 0
 
/* Promotes a possibly negative, possibly signed char to an
 *   integer in range [0..255] for use as an array index.
 */
#define YY_SC_TO_UI(c) ((YY_CHAR) (c))
 
/* Enter a start condition.  This macro really ought to take a parameter,
 * but we do it the disgusting crufty way forced on us by the ()-less
 * definition of BEGIN.
 */
#define BEGIN (yy_start) = 1 + 2 *
/* Translate the current start state into a value that can be later handed
 * to BEGIN to return to the state.  The YYSTATE alias is for lex
 * compatibility.
 */
#define YY_START (((yy_start) - 1) / 2)
#define YYSTATE YY_START
/* Action number for EOF rule of a given start state. */
#define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
/* Special action meaning "start processing a new file". */
#define YY_NEW_FILE yyrestart( yyin  )
#define YY_END_OF_BUFFER_CHAR 0
 
/* Size of default input buffer. */
#ifndef YY_BUF_SIZE
#ifdef __ia64__
/* On IA-64, the buffer size is 16k, not 8k.
 * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case.
 * Ditto for the __ia64__ case accordingly.
 */
#define YY_BUF_SIZE 32768
#else
#define YY_BUF_SIZE 16384
#endif /* __ia64__ */
#endif
 
/* The state buf must be large enough to hold one state per character in the main buffer.
 */
#define YY_STATE_BUF_SIZE   ((YY_BUF_SIZE + 2) * sizeof(yy_state_type))
 
#ifndef YY_TYPEDEF_YY_BUFFER_STATE
#define YY_TYPEDEF_YY_BUFFER_STATE
typedef struct yy_buffer_state *YY_BUFFER_STATE;
#endif
 
#ifndef YY_TYPEDEF_YY_SIZE_T
#define YY_TYPEDEF_YY_SIZE_T
typedef size_t yy_size_t;
#endif
 
extern int yyleng;
 
extern FILE *yyin, *yyout;
 
#define EOB_ACT_CONTINUE_SCAN 0
#define EOB_ACT_END_OF_FILE 1
#define EOB_ACT_LAST_MATCH 2
    
    #define YY_LESS_LINENO(n)
    #define YY_LINENO_REWIND_TO(ptr)
    
/* Return all but the first "n" matched characters back to the input stream. */
#define yyless(n) \
        do \
                { \
                /* Undo effects of setting up yytext. */ \
        int yyless_macro_arg = (n); \
        YY_LESS_LINENO(yyless_macro_arg);\
                *yy_cp = (yy_hold_char); \
                YY_RESTORE_YY_MORE_OFFSET \
                (yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \
                YY_DO_BEFORE_ACTION; /* set up yytext again */ \
                } \
        while ( 0 )
#define unput(c) yyunput( c, (yytext_ptr)  )
 
#ifndef YY_STRUCT_YY_BUFFER_STATE
#define YY_STRUCT_YY_BUFFER_STATE
struct yy_buffer_state
        {
        FILE *yy_input_file;
 
        char *yy_ch_buf;                /* input buffer */
        char *yy_buf_pos;               /* current position in input buffer */
 
        /* Size of input buffer in bytes, not including room for EOB
         * characters.
         */
        int yy_buf_size;
 
        /* Number of characters read into yy_ch_buf, not including EOB
         * characters.
         */
        int yy_n_chars;
 
        /* Whether we "own" the buffer - i.e., we know we created it,
         * and can realloc() it to grow it, and should free() it to
         * delete it.
         */
        int yy_is_our_buffer;
 
        /* Whether this is an "interactive" input source; if so, and
         * if we're using stdio for input, then we want to use getc()
         * instead of fread(), to make sure we stop fetching input after
         * each newline.
         */
        int yy_is_interactive;
 
        /* Whether we're considered to be at the beginning of a line.
         * If so, '^' rules will be active on the next match, otherwise
         * not.
         */
        int yy_at_bol;
 
    int yy_bs_lineno; /**< The line count. */
    int yy_bs_column; /**< The column count. */
 
        /* Whether to try to fill the input buffer when we reach the
         * end of it.
         */
        int yy_fill_buffer;
 
        int yy_buffer_status;
 
#define YY_BUFFER_NEW 0
#define YY_BUFFER_NORMAL 1
        /* When an EOF's been seen but there's still some text to process
         * then we mark the buffer as YY_EOF_PENDING, to indicate that we
         * shouldn't try reading from the input source any more.  We might
         * still have a bunch of tokens to match, though, because of
         * possible backing-up.
         *
         * When we actually see the EOF, we change the status to "new"
         * (via yyrestart()), so that the user can continue scanning by
         * just pointing yyin at a new input file.
         */
#define YY_BUFFER_EOF_PENDING 2
 
        };
#endif /* !YY_STRUCT_YY_BUFFER_STATE */
 
/* Stack of input buffers. */
static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */
static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */
static YY_BUFFER_STATE * yy_buffer_stack = NULL; /**< Stack as an array. */
 
/* We provide macros for accessing buffer states in case in the
 * future we want to put the buffer states in a more general
 * "scanner state".
 *
 * Returns the top of the stack, or NULL.
 */
#define YY_CURRENT_BUFFER ( (yy_buffer_stack) \
                          ? (yy_buffer_stack)[(yy_buffer_stack_top)] \
                          : NULL)
/* Same as previous macro, but useful when we know that the buffer stack is not
 * NULL or when we need an lvalue. For internal use only.
 */
#define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)]
 
/* yy_hold_char holds the character lost when yytext is formed. */
static char yy_hold_char;
static int yy_n_chars;          /* number of characters read into yy_ch_buf */
int yyleng;
 
/* Points to current character in buffer. */
static char *yy_c_buf_p = NULL;
static int yy_init = 0;         /* whether we need to initialize */
static int yy_start = 0;        /* start state number */
 
/* Flag which is used to allow yywrap()'s to do buffer switches
 * instead of setting up a fresh yyin.  A bit of a hack ...
 */
static int yy_did_buffer_switch_on_eof;
 
void yyrestart ( FILE *input_file  );
void yy_switch_to_buffer ( YY_BUFFER_STATE new_buffer  );
YY_BUFFER_STATE yy_create_buffer ( FILE *file, int size  );
void yy_delete_buffer ( YY_BUFFER_STATE b  );
void yy_flush_buffer ( YY_BUFFER_STATE b  );
void yypush_buffer_state ( YY_BUFFER_STATE new_buffer  );
void yypop_buffer_state ( void );
 
static void yyensure_buffer_stack ( void );
static void yy_load_buffer_state ( void );
static void yy_init_buffer ( YY_BUFFER_STATE b, FILE *file  );
#define YY_FLUSH_BUFFER yy_flush_buffer( YY_CURRENT_BUFFER )
 
YY_BUFFER_STATE yy_scan_buffer ( char *base, yy_size_t size  );
YY_BUFFER_STATE yy_scan_string ( const char *yy_str  );
YY_BUFFER_STATE yy_scan_bytes ( const char *bytes, int len  );
 
void *yyalloc ( yy_size_t  );
void *yyrealloc ( void *, yy_size_t  );
void yyfree ( void *  );
 
#define yy_new_buffer yy_create_buffer
#define yy_set_interactive(is_interactive) \
        { \
        if ( ! YY_CURRENT_BUFFER ){ \
        yyensure_buffer_stack (); \
                YY_CURRENT_BUFFER_LVALUE =    \
            yy_create_buffer( yyin, YY_BUF_SIZE ); \
        } \
        YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
        }
#define yy_set_bol(at_bol) \
        { \
        if ( ! YY_CURRENT_BUFFER ){\
        yyensure_buffer_stack (); \
                YY_CURRENT_BUFFER_LVALUE =    \
            yy_create_buffer( yyin, YY_BUF_SIZE ); \
        } \
        YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
        }
#define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
 
/* Begin user sect3 */
 
#define step_lexerwrap() (/*CONSTCOND*/1)
#define YY_SKIP_YYWRAP
typedef flex_uint8_t YY_CHAR;
 
FILE *yyin , *yyout ;
 
typedef int yy_state_type;
 
extern int yylineno;
int yylineno = 1;
 
extern char *yytext;
#ifdef yytext_ptr
#undef yytext_ptr
#endif
#define yytext_ptr yytext
 
static yy_state_type yy_get_previous_state ( void );
static yy_state_type yy_try_NUL_trans ( yy_state_type current_state  );
static int yy_get_next_buffer ( void );
static void yynoreturn yy_fatal_error ( const char* msg  );
 
/* Done after the current pattern has been matched and before the
 * corresponding action - sets up yytext.
 */
#define YY_DO_BEFORE_ACTION \
        (yytext_ptr) = yy_bp; \
        (yytext_ptr) -= (yy_more_len); \
        yyleng = (int) (yy_cp - (yytext_ptr)); \
        (yy_hold_char) = *yy_cp; \
        *yy_cp = '\0'; \
        (yy_c_buf_p) = yy_cp;
#define YY_NUM_RULES 44
#define YY_END_OF_BUFFER 45
/* This struct is not used in this scanner,
   but its presence is necessary. */
struct yy_trans_info
        {
        flex_int32_t yy_verify;
        flex_int32_t yy_nxt;
        };
static const flex_int16_t yy_accept[185] =
    {   0,
        0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
        0,    0,    0,    0,   45,    1,    1,   43,    1,    1,
       43,   42,    2,   42,    4,    5,   43,   43,   43,   43,
       43,   43,   43,   43,   43,   43,   43,   43,   21,   23,
       22,   26,   43,   28,   43,   43,   43,   43,   33,   35,
       34,   36,   37,   39,   38,   41,   40,    0,    0,    0,
        2,    5,    5,    0,    0,    0,    7,    0,    0,    0,
        0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
        0,    0,    0,    0,    0,   36,   41,   40,    3,    0,
        0,    0,    0,   12,    0,    7,    0,    0,    0,    0,
 
        0,    0,    0,    0,    0,   24,   25,    0,    0,   29,
        0,   27,    0,    0,    0,    0,    0,    0,    0,    0,
        0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
        0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
        0,    0,    0,    0,    0,   16,    0,    0,    8,   13,
        0,    0,    0,    0,   14,    9,    0,   31,   32,   30,
       10,   20,    0,    0,   15,    0,    0,    0,    0,    6,
        0,   18,    0,    0,   19,    0,    0,    0,    0,    0,
       17,    0,   11,    0
    } ;
 
static const YY_CHAR yy_ec[256] =
    {   0,
        1,    1,    1,    1,    1,    1,    1,    1,    2,    3,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    2,    4,    1,    1,    1,    1,    1,    1,    5,
        6,    7,    8,    9,    1,    1,   10,   11,   11,   11,
       11,   11,   11,   11,   11,   11,   11,   12,    1,    1,
        1,    1,    1,    1,   13,   14,   15,   16,   17,   18,
       19,   20,   21,   22,   22,   23,   24,   25,   26,   27,
       22,   28,   29,   30,   31,   32,   33,   34,   35,   22,
        1,    1,    1,    1,   36,    1,   37,   38,   39,   40,
 
       41,   42,   43,   44,   45,   22,   22,   46,   47,   48,
       49,   50,   22,   51,   52,   53,   54,   55,   56,   57,
       58,   22,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
 
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1
    } ;
 
static const YY_CHAR yy_meta[59] =
    {   0,
        1,    1,    2,    1,    1,    1,    1,    1,    1,    1,
        3,    1,    4,    4,    4,    4,    4,    4,    4,    4,
        4,    4,    4,    4,    4,    4,    4,    4,    4,    4,
        4,    4,    4,    4,    4,    3,    4,    4,    4,    4,
        4,    4,    4,    4,    4,    4,    4,    4,    4,    4,
        4,    4,    4,    4,    4,    4,    4,    4
    } ;
 
static const flex_int16_t yy_base[193] =
    {   0,
        0,    2,    4,    6,   54,    0,  110,    0,  161,    0,
      209,  221,  233,  269,  184,  484,  484,  484,    0,    0,
      140,  138,  484,  484,  484,    0,  122,    0,    0,    1,
        0,  110,    1,    3,  116,    0,    0,    2,  484,  484,
      484,  484,  133,  484,   84,    0,  106,  139,  484,  484,
      484,    0,  484,  484,  484,  119,    0,  144,  104,  113,
      484,    0,    0,  144,  147,  105,  484,    0,  147,  148,
      148,  146,  152,  162,  242,  239,  247,  237,  235,  230,
      240,  252,  243,  268,    0,    0,    0,    0,  484,  265,
      265,  259,  282,  484,  268,  484,  268,  286,  287,  270,
 
      272,  287,  278,  288,  291,  484,  484,  282,  285,  484,
      288,  484,  293,  297,  291,  297,  313,  315,  316,  324,
      325,  325,  326,  323,  331,  326,  321,  324,  335,  330,
      333,  330,  330,  329,  340,  336,  340,  342,  337,  358,
      367,  368,  368,  366,  362,  484,  361,  364,  484,  484,
      371,  377,  374,  374,  484,  484,  371,  484,  484,  484,
      484,  484,  379,  379,  484,  377,  387,  378,  378,  484,
      391,  484,  396,  409,  484,  395,  400,  410,  414,  404,
      484,  415,  484,  484,  457,  461,  465,  469,  473,  477,
      479,    6
 
    } ;
 
static const flex_int16_t yy_def[193] =
    {   0,
      185,  185,  186,  186,  184,    5,    5,    7,    7,    9,
      187,  187,  188,  188,  184,  184,  184,  184,  184,  184,
      189,  189,  184,  184,  184,  190,  184,  184,  184,  184,
      184,  184,  184,  184,  184,  184,  184,  184,  184,  184,
      184,  184,  184,  184,  184,  184,  184,  184,  184,  184,
      184,  191,  184,  184,  184,  184,  192,  184,  184,  189,
      184,  190,  190,  184,  184,  184,  184,  184,  184,  184,
      184,  184,  184,  184,  184,  184,  184,  184,  184,  184,
      184,  184,  184,  184,  184,  191,  184,  192,  184,  184,
      184,  184,  184,  184,  184,  184,  184,  184,  184,  184,
 
      184,  184,  184,  184,  184,  184,  184,  184,  184,  184,
      184,  184,  184,  184,  184,  184,  184,  184,  184,  184,
      184,  184,  184,  184,  184,  184,  184,  184,  184,  184,
      184,  184,  184,  184,  184,  184,  184,  184,  184,  184,
      184,  184,  184,  184,  184,  184,  184,  184,  184,  184,
      184,  184,  184,  184,  184,  184,  184,  184,  184,  184,
      184,  184,  184,  184,  184,  184,  184,  184,  184,  184,
      184,  184,  184,  184,  184,  184,  184,  184,  184,  184,
      184,  184,  184,    0,  184,  184,  184,  184,  184,  184,
      184,  184
 
    } ;
 
static const flex_int16_t yy_nxt[543] =
    {   0,
      184,   17,   18,   17,   18,   22,   23,   22,   23,   88,
       87,  184,   64,   71,   76,   94,   75,   66,   83,   77,
       78,   79,  184,   58,   68,   65,   67,   19,   72,   59,
       20,  184,  184,  184,  184,  111,   64,   71,   76,   94,
       75,   66,   83,   77,   78,   79,   58,   68,   65,   67,
       19,   72,   59,   20,   18,   24,   25,   26,   18,   18,
       18,   18,   18,   27,   18,   18,   18,   28,   29,   30,
       31,   32,   18,   18,   18,   18,   18,   33,   34,   18,
       35,   36,   37,   38,   18,   18,   18,   18,   18,   18,
       18,   28,   29,   30,   31,   32,   18,   18,   18,   18,
 
       33,   34,   18,   35,   36,   37,   38,   18,   18,   18,
       18,   18,   18,   18,   39,   61,   40,   41,   82,   18,
       90,   42,   93,   18,   18,   18,   18,   18,   73,   87,
       69,   63,   84,   43,   18,   70,   18,   18,   18,   18,
       61,   82,   61,   74,   90,   80,   93,   18,   18,   18,
       18,   18,   73,   81,   69,   84,   43,   18,   70,   18,
       18,   18,   18,   44,   85,   18,   74,   18,   18,   80,
       89,   91,   18,   92,   95,   96,   97,   81,   98,   99,
       45,   46,  100,  184,   47,   48,  184,   85,  184,  184,
      184,  184,  184,   89,   91,  184,   92,   95,   96,   97,
 
      184,   98,   99,  184,   45,   46,  100,   47,   48,   18,
       24,   18,   18,   49,   50,   18,   18,   51,   18,   18,
       18,   18,   24,   18,   18,   49,   50,   18,   18,   51,
       18,   18,   18,   18,   24,   18,   18,   53,   54,   18,
       18,   55,   18,   56,   18,  184,  184,  184,  184,  184,
      184,  184,  184,  184,  184,  184,  184,  101,  102,  103,
      184,  104,  105,  106,  107,  108,  184,  109,   18,   18,
       24,   18,   18,   53,   54,   18,   18,   55,   18,   56,
       18,  101,  102,  103,  104,  105,  106,  107,  110,  108,
      109,  112,  113,  114,  115,  184,  116,  117,  118,  119,
 
      184,  120,  121,  122,   18,  123,  124,  125,  184,  126,
      127,  128,  110,  129,  112,  113,  114,  130,  115,  116,
      117,  131,  118,  119,  120,  121,  132,  122,  123,  133,
      124,  125,  126,  127,  128,  134,  136,  129,  135,  137,
      138,  130,  139,  141,  131,  140,  142,  184,  143,  132,
      144,  145,  155,  133,  146,  147,  148,  149,  150,  134,
      136,  135,  151,  137,  138,  152,  139,  141,  140,  153,
      142,  143,  154,  144,  156,  145,  155,  146,  147,  148,
      149,  150,  157,  158,  159,  151,  160,  164,  152,  161,
      162,  163,  153,  165,  166,  154,  167,  168,  156,  169,
 
      184,  170,  171,  172,  184,  173,  157,  158,  159,  174,
      160,  164,  161,  162,  163,  175,  176,  165,  166,  167,
      168,  177,  180,  169,  170,  171,  178,  172,  173,  179,
      181,  183,  174,  182,  184,  184,  184,  184,  175,  184,
      176,  184,  184,  184,  184,  177,  180,  184,  184,  178,
      184,  184,  179,  184,  181,  183,  182,   16,   16,   16,
       16,   21,   21,   21,   21,   52,   52,   52,   52,   57,
       57,   57,   57,   60,   60,   60,   60,   62,  184,   62,
       62,   86,   86,   15,  184,  184,  184,  184,  184,  184,
      184,  184,  184,  184,  184,  184,  184,  184,  184,  184,
 
      184,  184,  184,  184,  184,  184,  184,  184,  184,  184,
      184,  184,  184,  184,  184,  184,  184,  184,  184,  184,
      184,  184,  184,  184,  184,  184,  184,  184,  184,  184,
      184,  184,  184,  184,  184,  184,  184,  184,  184,  184,
      184,  184
    } ;
 
static const flex_int16_t yy_chk[543] =
    {   0,
        0,    1,    1,    2,    2,    3,    3,    4,    4,  192,
       87,    0,   28,   33,   37,   68,   36,   30,   46,   37,
       37,   38,    0,   19,   31,   29,   30,    2,   34,   20,
        2,    0,    0,    0,    0,   85,   28,   33,   37,   68,
       36,   30,   46,   37,   37,   38,   19,   31,   29,   30,
        2,   34,   20,    2,    5,    5,    5,    5,    5,    5,
        5,    5,    5,    5,    5,    5,    5,    5,    5,    5,
        5,    5,    5,    5,    5,    5,    5,    5,    5,    5,
        5,    5,    5,    5,    5,    5,    5,    5,    5,    5,
        5,    5,    5,    5,    5,    5,    5,    5,    5,    5,
 
        5,    5,    5,    5,    5,    5,    5,    5,    5,    5,
        5,    5,    7,    7,    7,   60,    7,    7,   45,    7,
       59,    7,   66,    7,    7,    7,    7,    7,   35,   56,
       32,   27,   47,    7,    7,   32,    7,    7,    7,    7,
       22,   45,   21,   35,   59,   43,   66,    7,    7,    7,
        7,    7,   35,   43,   32,   47,    7,    7,   32,    7,
        7,    7,    7,    9,   48,    9,   35,    9,    9,   43,
       58,   64,    9,   65,   69,   70,   71,   43,   72,   73,
        9,    9,   74,   15,    9,    9,    0,   48,    0,    0,
        0,    0,    0,   58,   64,    0,   65,   69,   70,   71,
 
        0,   72,   73,    0,    9,    9,   74,    9,    9,   11,
       11,   11,   11,   11,   11,   11,   11,   11,   11,   11,
       11,   12,   12,   12,   12,   12,   12,   12,   12,   12,
       12,   12,   12,   13,   13,   13,   13,   13,   13,   13,
       13,   13,   13,   13,   13,    0,    0,    0,    0,    0,
        0,    0,    0,    0,    0,    0,    0,   75,   76,   77,
        0,   78,   79,   80,   81,   82,    0,   83,   13,   14,
       14,   14,   14,   14,   14,   14,   14,   14,   14,   14,
       14,   75,   76,   77,   78,   79,   80,   81,   84,   82,
       83,   90,   91,   92,   93,    0,   95,   97,   98,   99,
 
        0,  100,  101,  102,   14,  103,  104,  105,    0,  108,
      109,  111,   84,  113,   90,   91,   92,  114,   93,   95,
       97,  115,   98,   99,  100,  101,  116,  102,  103,  117,
      104,  105,  108,  109,  111,  118,  120,  113,  119,  121,
      122,  114,  123,  125,  115,  124,  126,    0,  127,  116,
      128,  129,  139,  117,  130,  131,  132,  133,  134,  118,
      120,  119,  135,  121,  122,  136,  123,  125,  124,  137,
      126,  127,  138,  128,  140,  129,  139,  130,  131,  132,
      133,  134,  141,  142,  143,  135,  144,  151,  136,  145,
      147,  148,  137,  152,  153,  138,  154,  157,  140,  163,
 
        0,  164,  166,  167,    0,  168,  141,  142,  143,  169,
      144,  151,  145,  147,  148,  171,  173,  152,  153,  154,
      157,  174,  178,  163,  164,  166,  176,  167,  168,  177,
      179,  182,  169,  180,    0,    0,    0,    0,  171,    0,
      173,    0,    0,    0,    0,  174,  178,    0,    0,  176,
        0,    0,  177,    0,  179,  182,  180,  185,  185,  185,
      185,  186,  186,  186,  186,  187,  187,  187,  187,  188,
      188,  188,  188,  189,  189,  189,  189,  190,    0,  190,
      190,  191,  191,  184,  184,  184,  184,  184,  184,  184,
      184,  184,  184,  184,  184,  184,  184,  184,  184,  184,
 
      184,  184,  184,  184,  184,  184,  184,  184,  184,  184,
      184,  184,  184,  184,  184,  184,  184,  184,  184,  184,
      184,  184,  184,  184,  184,  184,  184,  184,  184,  184,
      184,  184,  184,  184,  184,  184,  184,  184,  184,  184,
      184,  184
    } ;
 
static yy_state_type yy_last_accepting_state;
static char *yy_last_accepting_cpos;
 
extern int yy_flex_debug;
int yy_flex_debug = 0;
 
/* The intent behind this definition is that it'll catch
 * any uses of REJECT which flex missed.
 */
#define REJECT reject_used_but_not_detected
static int yy_more_flag = 0;
static int yy_more_len = 0;
#define yymore() ((yy_more_flag) = 1)
#define YY_MORE_ADJ (yy_more_len)
#define YY_RESTORE_YY_MORE_OFFSET
char *yytext;
#line 1 "step_lexer.l"
#line 2 "step_lexer.l"
#ifdef HAVE_CONFIG_H
    #include "pips_config.h"
#endif
 
#include "defines-local.h"
#include "step_bison_parser.h"
#line 898 "<stdout>"
#define YY_NO_INPUT 1
 
#line 901 "<stdout>"
 
#define INITIAL 0
#define unknow_pragma 1
#define omp_pragma 2
#define omp_reduction 3
#define step_pragma 4
#define variable_list 5
#define schedule_arg 6
 
#ifndef YY_NO_UNISTD_H
/* Special case for "unistd.h", since it is non-ANSI. We include it way
 * down here because we want the user's section 1 to have been scanned first.
 * The user has a chance to override it with an option.
 */
#include <unistd.h>
#endif
 
#ifndef YY_EXTRA_TYPE
#define YY_EXTRA_TYPE void *
#endif
 
static int yy_init_globals ( void );
 
/* Accessor methods to globals.
   These are made visible to non-reentrant scanners for convenience. */
 
int yylex_destroy ( void );
 
int yyget_debug ( void );
 
void yyset_debug ( int debug_flag  );
 
YY_EXTRA_TYPE yyget_extra ( void );
 
void yyset_extra ( YY_EXTRA_TYPE user_defined  );
 
FILE *yyget_in ( void );
 
void yyset_in  ( FILE * _in_str  );
 
FILE *yyget_out ( void );
 
void yyset_out  ( FILE * _out_str  );
 
                        int yyget_leng ( void );
 
char *yyget_text ( void );
 
int yyget_lineno ( void );
 
void yyset_lineno ( int _line_number  );
 
/* Macros after this point can all be overridden by user definitions in
 * section 1.
 */
 
#ifndef YY_SKIP_YYWRAP
#ifdef __cplusplus
extern "C" int yywrap ( void );
#else
extern int yywrap ( void );
#endif
#endif
 
#ifndef YY_NO_UNPUT
    
#endif
 
#ifndef yytext_ptr
static void yy_flex_strncpy ( char *, const char *, int );
#endif
 
#ifdef YY_NEED_STRLEN
static int yy_flex_strlen ( const char * );
#endif
 
#ifndef YY_NO_INPUT
#ifdef __cplusplus
static int yyinput ( void );
#else
static int input ( void );
#endif
 
#endif
 
        static int yy_start_stack_ptr = 0;
        static int yy_start_stack_depth = 0;
        static int *yy_start_stack = NULL;
    
    static void yy_push_state ( int _new_state );
    
    static void yy_pop_state ( void );
    
/* Amount of stuff to slurp up with each read. */
#ifndef YY_READ_BUF_SIZE
#ifdef __ia64__
/* On IA-64, the buffer size is 16k, not 8k */
#define YY_READ_BUF_SIZE 16384
#else
#define YY_READ_BUF_SIZE 8192
#endif /* __ia64__ */
#endif
 
/* Copy whatever the last rule matched to the standard output. */
#ifndef ECHO
/* This used to be an fputs(), but since the string might contain NUL's,
 * we now use fwrite().
 */
#define ECHO do { if (fwrite( yytext, (size_t) yyleng, 1, yyout )) {} } while (0)
#endif
 
/* Gets input and stuffs it into "buf".  number of characters read, or YY_NULL,
 * is returned in "result".
 */
#ifndef YY_INPUT
#define YY_INPUT(buf,result,max_size) \
        if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \
                { \
                int c = '*'; \
                int n; \
                for ( n = 0; n < max_size && \
                             (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
                        buf[n] = (char) c; \
                if ( c == '\n' ) \
                        buf[n++] = (char) c; \
                if ( c == EOF && ferror( yyin ) ) \
                        YY_FATAL_ERROR( "input in flex scanner failed" ); \
                result = n; \
                } \
        else \
                { \
                errno=0; \
                while ( (result = (int) fread(buf, 1, (yy_size_t) max_size, yyin)) == 0 && ferror(yyin)) \
                        { \
                        if( errno != EINTR) \
                                { \
                                YY_FATAL_ERROR( "input in flex scanner failed" ); \
                                break; \
                                } \
                        errno=0; \
                        clearerr(yyin); \
                        } \
                }\
\
 
#endif
 
/* No semi-colon after return; correct usage is to write "yyterminate();" -
 * we don't want an extra ';' after the "return" because that will cause
 * some compilers to complain about unreachable statements.
 */
#ifndef yyterminate
#define yyterminate() return YY_NULL
#endif
 
/* Number of entries by which start-condition stack grows. */
#ifndef YY_START_STACK_INCR
#define YY_START_STACK_INCR 25
#endif
 
/* Report a fatal error. */
#ifndef YY_FATAL_ERROR
#define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
#endif
 
/* end tables serialization structures and prototypes */
 
/* Default declaration of generated scanner - a define so the user can
 * easily add parameters.
 */
#ifndef YY_DECL
#define YY_DECL_IS_OURS 1
 
extern int yylex (void);
 
#define YY_DECL int yylex (void)
#endif /* !YY_DECL */
 
/* Code executed at the beginning of each rule, after yytext and yyleng
 * have been set up.
 */
#ifndef YY_USER_ACTION
#define YY_USER_ACTION
#endif
 
/* Code executed at the end of each rule. */
#ifndef YY_BREAK
#define YY_BREAK /*LINTED*/break;
#endif
 
#define YY_RULE_SETUP \
        if ( yyleng > 0 ) \
                YY_CURRENT_BUFFER_LVALUE->yy_at_bol = \
                                (yytext[yyleng - 1] == '\n'); \
        YY_USER_ACTION
 
/** The main scanner function which does all the work.
 */
YY_DECL
{
        yy_state_type yy_current_state;
        char *yy_cp, *yy_bp;
        int yy_act;
    
        if ( !(yy_init) )
                {
                (yy_init) = 1;
 
#ifdef YY_USER_INIT
                YY_USER_INIT;
#endif
 
                if ( ! (yy_start) )
                        (yy_start) = 1; /* first start state */
 
                if ( ! yyin )
                        yyin = stdin;
 
                if ( ! yyout )
                        yyout = stdout;
 
                if ( ! YY_CURRENT_BUFFER ) {
                        yyensure_buffer_stack ();
                        YY_CURRENT_BUFFER_LVALUE =
                                yy_create_buffer( yyin, YY_BUF_SIZE );
                }
 
                yy_load_buffer_state(  );
                }
 
        {
#line 26 "step_lexer.l"
 
#line 1135 "<stdout>"
 
        while ( /*CONSTCOND*/1 )                /* loops until end-of-file is reached */
                {
                (yy_more_len) = 0;
                if ( (yy_more_flag) )
                        {
                        (yy_more_len) = (int) ((yy_c_buf_p) - (yytext_ptr));
                        (yy_more_flag) = 0;
                        }
                yy_cp = (yy_c_buf_p);
 
                /* Support of yytext. */
                *yy_cp = (yy_hold_char);
 
                /* yy_bp points to the position in yy_ch_buf of the start of
                 * the current run.
                 */
                yy_bp = yy_cp;
 
                yy_current_state = (yy_start);
                yy_current_state += YY_AT_BOL();
yy_match:
                do
                        {
                        YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)] ;
                        if ( yy_accept[yy_current_state] )
                                {
                                (yy_last_accepting_state) = yy_current_state;
                                (yy_last_accepting_cpos) = yy_cp;
                                }
                        while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
                                {
                                yy_current_state = (int) yy_def[yy_current_state];
                                if ( yy_current_state >= 185 )
                                        yy_c = yy_meta[yy_c];
                                }
                        yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c];
                        ++yy_cp;
                        }
                while ( yy_base[yy_current_state] != 484 );
 
yy_find_action:
                yy_act = yy_accept[yy_current_state];
                if ( yy_act == 0 )
                        { /* have to back up */
                        yy_cp = (yy_last_accepting_cpos);
                        yy_current_state = (yy_last_accepting_state);
                        yy_act = yy_accept[yy_current_state];
                        }
 
                YY_DO_BEFORE_ACTION;
 
do_action:      /* This label is used only to access EOF actions. */
 
                switch ( yy_act )
        { /* beginning of action switch */
                        case 0: /* must back up */
                        /* undo the effects of YY_DO_BEFORE_ACTION */
                        *yy_cp = (yy_hold_char);
                        yy_cp = (yy_last_accepting_cpos);
                        yy_current_state = (yy_last_accepting_state);
                        goto yy_find_action;
 
case 1:
YY_RULE_SETUP
#line 27 "step_lexer.l"
{yy_push_state(unknow_pragma); yymore();}
        YY_BREAK
case 2:
/* rule 2 can match eol */
YY_RULE_SETUP
#line 28 "step_lexer.l"
{yy_pop_state(); step_lexerlval.string = strdup(yytext); return TK_RAW;}
        YY_BREAK
case 3:
YY_RULE_SETUP
#line 31 "step_lexer.l"
{yy_push_state(omp_pragma); return TK_OMP_PRAGMA;}
        YY_BREAK
 
case 4:
/* rule 4 can match eol */
YY_RULE_SETUP
#line 33 "step_lexer.l"
{yy_pop_state(); return TK_EOL;}
        YY_BREAK
case 5:
YY_RULE_SETUP
#line 34 "step_lexer.l"
{step_lexerlval.string = strdup(yytext); return TK_COMMENT;}
        YY_BREAK
case 6:
YY_RULE_SETUP
#line 35 "step_lexer.l"
{step_lexerlval.integer = STEP_PARALLEL; return TK_OMP_PARALLEL;}
        YY_BREAK
case 7:
YY_RULE_SETUP
#line 36 "step_lexer.l"
{step_lexerlval.integer = STEP_DO; return TK_OMP_LOOP;}
        YY_BREAK
case 8:
YY_RULE_SETUP
#line 37 "step_lexer.l"
{step_lexerlval.integer = STEP_MASTER; return TK_OMP_MASTER;}
        YY_BREAK
case 9:
YY_RULE_SETUP
#line 38 "step_lexer.l"
{step_lexerlval.integer = STEP_SINGLE; return TK_OMP_SINGLE;}
        YY_BREAK
case 10:
YY_RULE_SETUP
#line 39 "step_lexer.l"
{step_lexerlval.integer = STEP_BARRIER; return TK_OMP_BARRIER;}
        YY_BREAK
case 11:
YY_RULE_SETUP
#line 40 "step_lexer.l"
{/*is stored as both a directive and a clause */
    step_lexerlval.integer = STEP_THREADPRIVATE; yy_push_state(variable_list); return TK_OMP_THREADPRIVATE;}
        YY_BREAK
case 12:
YY_RULE_SETUP
#line 43 "step_lexer.l"
{step_lexerlval.integer = 0; return TK_OMP_END;}
        YY_BREAK
case 13:
YY_RULE_SETUP
#line 45 "step_lexer.l"
{return TK_OMP_NOWAIT;}
        YY_BREAK
case 14:
YY_RULE_SETUP
#line 46 "step_lexer.l"
{yy_push_state(variable_list); return TK_OMP_SHARED;}
        YY_BREAK
case 15:
YY_RULE_SETUP
#line 47 "step_lexer.l"
{yy_push_state(variable_list); return TK_OMP_PRIVATE;}
        YY_BREAK
case 16:
YY_RULE_SETUP
#line 48 "step_lexer.l"
{yy_push_state(variable_list); return TK_OMP_COPYIN;}
        YY_BREAK
case 17:
YY_RULE_SETUP
#line 49 "step_lexer.l"
{yy_push_state(variable_list); return TK_OMP_FIRSTPRIVATE;}
        YY_BREAK
case 18:
YY_RULE_SETUP
#line 50 "step_lexer.l"
{yy_push_state(schedule_arg); return TK_OMP_SCHEDULE;}
        YY_BREAK
case 19:
YY_RULE_SETUP
#line 51 "step_lexer.l"
{yy_push_state(omp_reduction); return TK_OMP_REDUCTION;}
        YY_BREAK
case 20:
YY_RULE_SETUP
#line 52 "step_lexer.l"
{yy_push_state(variable_list); return TK_OMP_DEFAULT;}
        YY_BREAK
 
 
case 21:
YY_RULE_SETUP
#line 55 "step_lexer.l"
{return TK_LPAREN;}
        YY_BREAK
case 22:
YY_RULE_SETUP
#line 56 "step_lexer.l"
{step_lexerlval.integer = STEP_SUM_REDUCE; return TK_OPERATOR;}
        YY_BREAK
case 23:
YY_RULE_SETUP
#line 57 "step_lexer.l"
{step_lexerlval.integer = STEP_PROD_REDUCE; return TK_OPERATOR;}
        YY_BREAK
case 24:
YY_RULE_SETUP
#line 58 "step_lexer.l"
{step_lexerlval.integer = STEP_MAX_REDUCE; return TK_OPERATOR;}
        YY_BREAK
case 25:
YY_RULE_SETUP
#line 59 "step_lexer.l"
{step_lexerlval.integer = STEP_MIN_REDUCE; return TK_OPERATOR;}
        YY_BREAK
case 26:
YY_RULE_SETUP
#line 60 "step_lexer.l"
{yy_pop_state(); yy_push_state(variable_list); return TK_COLON;}
        YY_BREAK
 
case 27:
YY_RULE_SETUP
#line 64 "step_lexer.l"
{yy_push_state(step_pragma); return TK_STEP_PRAGMA;}
        YY_BREAK
 
case 28:
/* rule 28 can match eol */
YY_RULE_SETUP
#line 66 "step_lexer.l"
{yy_pop_state(); return TK_EOL;}
        YY_BREAK
case 29:
YY_RULE_SETUP
#line 67 "step_lexer.l"
{step_lexerlval.integer = STEP_TRANSFORMATION_MPI; return TK_STEP_TRANSFORMATION;}
        YY_BREAK
case 30:
YY_RULE_SETUP
#line 68 "step_lexer.l"
{step_lexerlval.integer = STEP_TRANSFORMATION_OMP; return TK_STEP_TRANSFORMATION;}
        YY_BREAK
case 31:
YY_RULE_SETUP
#line 69 "step_lexer.l"
{step_lexerlval.integer = STEP_TRANSFORMATION_HYBRID; return TK_STEP_TRANSFORMATION;}
        YY_BREAK
case 32:
YY_RULE_SETUP
#line 70 "step_lexer.l"
{step_lexerlval.integer = STEP_TRANSFORMATION_SEQ; return TK_STEP_TRANSFORMATION;}
        YY_BREAK
 
 
case 33:
YY_RULE_SETUP
#line 75 "step_lexer.l"
{return TK_LPAREN;}
        YY_BREAK
case 34:
YY_RULE_SETUP
#line 76 "step_lexer.l"
{return TK_COMMA;}
        YY_BREAK
case 35:
YY_RULE_SETUP
#line 77 "step_lexer.l"
{yy_pop_state(); return TK_RPAREN;}
        YY_BREAK
case 36:
YY_RULE_SETUP
#line 78 "step_lexer.l"
{step_lexerlval.string = strdup(yytext); return TK_IDENT;}
        YY_BREAK
 
 
case 37:
YY_RULE_SETUP
#line 82 "step_lexer.l"
{return TK_LPAREN;}
        YY_BREAK
case 38:
YY_RULE_SETUP
#line 83 "step_lexer.l"
{return TK_COMMA;}
        YY_BREAK
case 39:
YY_RULE_SETUP
#line 84 "step_lexer.l"
{yy_pop_state(); return TK_RPAREN;}
        YY_BREAK
case 40:
YY_RULE_SETUP
#line 85 "step_lexer.l"
{step_lexerlval.string = strdup(yytext); return TK_IDENT;}
        YY_BREAK
case 41:
YY_RULE_SETUP
#line 86 "step_lexer.l"
{step_lexerlval.string = strdup(yytext); return TK_IDENT;}
        YY_BREAK
 
case 42:
YY_RULE_SETUP
#line 89 "step_lexer.l"
{}
        YY_BREAK
case 43:
/* rule 43 can match eol */
YY_RULE_SETUP
#line 90 "step_lexer.l"
{pips_debug(1, "\tunexepected character: %s\n", yytext); return TK_ERROR;}
        YY_BREAK
case 44:
YY_RULE_SETUP
#line 92 "step_lexer.l"
ECHO;
        YY_BREAK
#line 1434 "<stdout>"
case YY_STATE_EOF(INITIAL):
case YY_STATE_EOF(unknow_pragma):
case YY_STATE_EOF(omp_pragma):
case YY_STATE_EOF(omp_reduction):
case YY_STATE_EOF(step_pragma):
case YY_STATE_EOF(variable_list):
case YY_STATE_EOF(schedule_arg):
        yyterminate();
 
        case YY_END_OF_BUFFER:
                {
                /* Amount of text matched not including the EOB char. */
                int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1;
 
                /* Undo the effects of YY_DO_BEFORE_ACTION. */
                *yy_cp = (yy_hold_char);
                YY_RESTORE_YY_MORE_OFFSET
 
                if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW )
                        {
                        /* We're scanning a new file or input source.  It's
                         * possible that this happened because the user
                         * just pointed yyin at a new source and called
                         * yylex().  If so, then we have to assure
                         * consistency between YY_CURRENT_BUFFER and our
                         * globals.  Here is the right place to do so, because
                         * this is the first action (other than possibly a
                         * back-up) that will match for the new input source.
                         */
                        (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
                        YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin;
                        YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL;
                        }
 
                /* Note that here we test for yy_c_buf_p "<=" to the position
                 * of the first EOB in the buffer, since yy_c_buf_p will
                 * already have been incremented past the NUL character
                 * (since all states make transitions on EOB to the
                 * end-of-buffer state).  Contrast this with the test
                 * in input().
                 */
                if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
                        { /* This was really a NUL. */
                        yy_state_type yy_next_state;
 
                        (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text;
 
                        yy_current_state = yy_get_previous_state(  );
 
                        /* Okay, we're now positioned to make the NUL
                         * transition.  We couldn't have
                         * yy_get_previous_state() go ahead and do it
                         * for us because it doesn't know how to deal
                         * with the possibility of jamming (and we don't
                         * want to build jamming into it because then it
                         * will run more slowly).
                         */
 
                        yy_next_state = yy_try_NUL_trans( yy_current_state );
 
                        yy_bp = (yytext_ptr) + YY_MORE_ADJ;
 
                        if ( yy_next_state )
                                {
                                /* Consume the NUL. */
                                yy_cp = ++(yy_c_buf_p);
                                yy_current_state = yy_next_state;
                                goto yy_match;
                                }
 
                        else
                                {
                                yy_cp = (yy_c_buf_p);
                                goto yy_find_action;
                                }
                        }
 
                else switch ( yy_get_next_buffer(  ) )
                        {
                        case EOB_ACT_END_OF_FILE:
                                {
                                (yy_did_buffer_switch_on_eof) = 0;
 
                                if ( yywrap(  ) )
                                        {
                                        /* Note: because we've taken care in
                                         * yy_get_next_buffer() to have set up
                                         * yytext, we can now set up
                                         * yy_c_buf_p so that if some total
                                         * hoser (like flex itself) wants to
                                         * call the scanner after we return the
                                         * YY_NULL, it'll still work - another
                                         * YY_NULL will get returned.
                                         */
                                        (yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ;
 
                                        yy_act = YY_STATE_EOF(YY_START);
                                        goto do_action;
                                        }
 
                                else
                                        {
                                        if ( ! (yy_did_buffer_switch_on_eof) )
                                                YY_NEW_FILE;
                                        }
                                break;
                                }
 
                        case EOB_ACT_CONTINUE_SCAN:
                                (yy_c_buf_p) =
                                        (yytext_ptr) + yy_amount_of_matched_text;
 
                                yy_current_state = yy_get_previous_state(  );
 
                                yy_cp = (yy_c_buf_p);
                                yy_bp = (yytext_ptr) + YY_MORE_ADJ;
                                goto yy_match;
 
                        case EOB_ACT_LAST_MATCH:
                                (yy_c_buf_p) =
                                &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)];
 
                                yy_current_state = yy_get_previous_state(  );
 
                                yy_cp = (yy_c_buf_p);
                                yy_bp = (yytext_ptr) + YY_MORE_ADJ;
                                goto yy_find_action;
                        }
                break;
                }
 
        default:
                YY_FATAL_ERROR(
                        "fatal flex scanner internal error--no action found" );
        } /* end of action switch */
                } /* end of scanning one token */
        } /* end of user's declarations */
} /* end of yylex */
 
/* yy_get_next_buffer - try to read in a new buffer
 *
 * Returns a code representing an action:
 *      EOB_ACT_LAST_MATCH -
 *      EOB_ACT_CONTINUE_SCAN - continue scanning from current position
 *      EOB_ACT_END_OF_FILE - end of file
 */
static int yy_get_next_buffer (void)
{
        char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
        char *source = (yytext_ptr);
        int number_to_move, i;
        int ret_val;
 
        if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] )
                YY_FATAL_ERROR(
                "fatal flex scanner internal error--end of buffer missed" );
 
        if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 )
                { /* Don't try to fill the buffer, so this is an EOF. */
                if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 )
                        {
                        /* We matched a single character, the EOB, so
                         * treat this as a final EOF.
                         */
                        return EOB_ACT_END_OF_FILE;
                        }
 
                else
                        {
                        /* We matched some text prior to the EOB, first
                         * process it.
                         */
                        return EOB_ACT_LAST_MATCH;
                        }
                }
 
        /* Try to read more data. */
 
        /* First move last chars to start of buffer. */
        number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr) - 1);
 
        for ( i = 0; i < number_to_move; ++i )
                *(dest++) = *(source++);
 
        if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING )
                /* don't do the read, it's not guaranteed to return an EOF,
                 * just force an EOF
                 */
                YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0;
 
        else
                {
                        int num_to_read =
                        YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;
 
                while ( num_to_read <= 0 )
                        { /* Not enough room in the buffer - grow it. */
 
                        /* just a shorter name for the current buffer */
                        YY_BUFFER_STATE b = YY_CURRENT_BUFFER_LVALUE;
 
                        int yy_c_buf_p_offset =
                                (int) ((yy_c_buf_p) - b->yy_ch_buf);
 
                        if ( b->yy_is_our_buffer )
                                {
                                int new_size = b->yy_buf_size * 2;
 
                                if ( new_size <= 0 )
                                        b->yy_buf_size += b->yy_buf_size / 8;
                                else
                                        b->yy_buf_size *= 2;
 
                                b->yy_ch_buf = (char *)
                                        /* Include room in for 2 EOB chars. */
                                        yyrealloc( (void *) b->yy_ch_buf,
                                                         (yy_size_t) (b->yy_buf_size + 2)  );
                                }
                        else
                                /* Can't grow it, we don't own it. */
                                b->yy_ch_buf = NULL;
 
                        if ( ! b->yy_ch_buf )
                                YY_FATAL_ERROR(
                                "fatal error - scanner input buffer overflow" );
 
                        (yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset];
 
                        num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size -
                                                number_to_move - 1;
 
                        }
 
                if ( num_to_read > YY_READ_BUF_SIZE )
                        num_to_read = YY_READ_BUF_SIZE;
 
                /* Read in more data. */
                YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]),
                        (yy_n_chars), num_to_read );
 
                YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
                }
 
        if ( (yy_n_chars) == 0 )
                {
                if ((int)  number_to_move == YY_MORE_ADJ )
                        {
                        ret_val = EOB_ACT_END_OF_FILE;
                        yyrestart( yyin  );
                        }
 
                else
                        {
                        ret_val = EOB_ACT_LAST_MATCH;
                        YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
                                YY_BUFFER_EOF_PENDING;
                        }
                }
 
        else
                ret_val = EOB_ACT_CONTINUE_SCAN;
 
        if (((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
                /* Extend the array by 50%, plus the number we really need. */
                int new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1);
                YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) yyrealloc(
                        (void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf, (yy_size_t) new_size  );
                if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
                        YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
                /* "- 2" to take care of EOB's */
                YY_CURRENT_BUFFER_LVALUE->yy_buf_size = (int) (new_size - 2);
        }
 
        (yy_n_chars) += number_to_move;
        YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR;
        YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR;
 
        (yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0];
 
        return ret_val;
}
 
/* yy_get_previous_state - get the state just before the EOB char was reached */
 
    static yy_state_type yy_get_previous_state (void)
{
        yy_state_type yy_current_state;
        char *yy_cp;
    
        yy_current_state = (yy_start);
        yy_current_state += YY_AT_BOL();
 
        for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp )
                {
                YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
                if ( yy_accept[yy_current_state] )
                        {
                        (yy_last_accepting_state) = yy_current_state;
                        (yy_last_accepting_cpos) = yy_cp;
                        }
                while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
                        {
                        yy_current_state = (int) yy_def[yy_current_state];
                        if ( yy_current_state >= 185 )
                                yy_c = yy_meta[yy_c];
                        }
                yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c];
                }
 
        return yy_current_state;
}
 
/* yy_try_NUL_trans - try to make a transition on the NUL character
 *
 * synopsis
 *      next_state = yy_try_NUL_trans( current_state );
 */
    static yy_state_type yy_try_NUL_trans  (yy_state_type yy_current_state )
{
        int yy_is_jam;
        char *yy_cp = (yy_c_buf_p);
 
        YY_CHAR yy_c = 1;
        if ( yy_accept[yy_current_state] )
                {
                (yy_last_accepting_state) = yy_current_state;
                (yy_last_accepting_cpos) = yy_cp;
                }
        while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
                {
                yy_current_state = (int) yy_def[yy_current_state];
                if ( yy_current_state >= 185 )
                        yy_c = yy_meta[yy_c];
                }
        yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c];
        yy_is_jam = (yy_current_state == 184);
 
                return yy_is_jam ? 0 : yy_current_state;
}
 
#ifndef YY_NO_UNPUT
 
#endif
 
#ifndef YY_NO_INPUT
#ifdef __cplusplus
    static int yyinput (void)
#else
    static int input  (void)
#endif
 
{
        int c;
    
        *(yy_c_buf_p) = (yy_hold_char);
 
        if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR )
                {
                /* yy_c_buf_p now points to the character we want to return.
                 * If this occurs *before* the EOB characters, then it's a
                 * valid NUL; if not, then we've hit the end of the buffer.
                 */
                if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
                        /* This was really a NUL. */
                        *(yy_c_buf_p) = '\0';
 
                else
                        { /* need more input */
                        int offset = (int) ((yy_c_buf_p) - (yytext_ptr));
                        ++(yy_c_buf_p);
 
                        switch ( yy_get_next_buffer(  ) )
                                {
                                case EOB_ACT_LAST_MATCH:
                                        /* This happens because yy_g_n_b()
                                         * sees that we've accumulated a
                                         * token and flags that we need to
                                         * try matching the token before
                                         * proceeding.  But for input(),
                                         * there's no matching to consider.
                                         * So convert the EOB_ACT_LAST_MATCH
                                         * to EOB_ACT_END_OF_FILE.
                                         */
 
                                        /* Reset buffer status. */
                                        yyrestart( yyin );
 
                                        /*FALLTHROUGH*/
 
                                case EOB_ACT_END_OF_FILE:
                                        {
                                        if ( yywrap(  ) )
                                                return 0;
 
                                        if ( ! (yy_did_buffer_switch_on_eof) )
                                                YY_NEW_FILE;
#ifdef __cplusplus
                                        return yyinput();
#else
                                        return input();
#endif
                                        }
 
                                case EOB_ACT_CONTINUE_SCAN:
                                        (yy_c_buf_p) = (yytext_ptr) + offset;
                                        break;
                                }
                        }
                }
 
        c = *(unsigned char *) (yy_c_buf_p);    /* cast for 8-bit char's */
        *(yy_c_buf_p) = '\0';   /* preserve yytext */
        (yy_hold_char) = *++(yy_c_buf_p);
 
        YY_CURRENT_BUFFER_LVALUE->yy_at_bol = (c == '\n');
 
        return c;
}
#endif  /* ifndef YY_NO_INPUT */
 
/** Immediately switch to a different input stream.
 * @param input_file A readable stream.
 * 
 * @note This function does not reset the start condition to @c INITIAL .
 */
    void yyrestart  (FILE * input_file )
{
    
        if ( ! YY_CURRENT_BUFFER ){
        yyensure_buffer_stack ();
                YY_CURRENT_BUFFER_LVALUE =
            yy_create_buffer( yyin, YY_BUF_SIZE );
        }
 
        yy_init_buffer( YY_CURRENT_BUFFER, input_file );
        yy_load_buffer_state(  );
}
 
/** Switch to a different input buffer.
 * @param new_buffer The new input buffer.
 * 
 */
    void yy_switch_to_buffer  (YY_BUFFER_STATE  new_buffer )
{
    
        /* TODO. We should be able to replace this entire function body
         * with
         *              yypop_buffer_state();
         *              yypush_buffer_state(new_buffer);
     */
        yyensure_buffer_stack ();
        if ( YY_CURRENT_BUFFER == new_buffer )
                return;
 
        if ( YY_CURRENT_BUFFER )
                {
                /* Flush out information for old buffer. */
                *(yy_c_buf_p) = (yy_hold_char);
                YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
                YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
                }
 
        YY_CURRENT_BUFFER_LVALUE = new_buffer;
        yy_load_buffer_state(  );
 
        /* We don't actually know whether we did this switch during
         * EOF (yywrap()) processing, but the only time this flag
         * is looked at is after yywrap() is called, so it's safe
         * to go ahead and always set it.
         */
        (yy_did_buffer_switch_on_eof) = 1;
}
 
static void yy_load_buffer_state  (void)
{
        (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
        (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos;
        yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
        (yy_hold_char) = *(yy_c_buf_p);
}
 
/** Allocate and initialize an input buffer state.
 * @param file A readable stream.
 * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE.
 * 
 * @return the allocated buffer state.
 */
    YY_BUFFER_STATE yy_create_buffer  (FILE * file, int  size )
{
        YY_BUFFER_STATE b;
    
        b = (YY_BUFFER_STATE) yyalloc( sizeof( struct yy_buffer_state )  );
        if ( ! b )
                YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
 
        b->yy_buf_size = size;
 
        /* yy_ch_buf has to be 2 characters longer than the size given because
         * we need to put in 2 end-of-buffer characters.
         */
        b->yy_ch_buf = (char *) yyalloc( (yy_size_t) (b->yy_buf_size + 2)  );
        if ( ! b->yy_ch_buf )
                YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
 
        b->yy_is_our_buffer = 1;
 
        yy_init_buffer( b, file );
 
        return b;
}
 
/** Destroy the buffer.
 * @param b a buffer created with yy_create_buffer()
 * 
 */
    void yy_delete_buffer (YY_BUFFER_STATE  b )
{
    
        if ( ! b )
                return;
 
        if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */
                YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0;
 
        if ( b->yy_is_our_buffer )
                yyfree( (void *) b->yy_ch_buf  );
 
        yyfree( (void *) b  );
}
 
/* Initializes or reinitializes a buffer.
 * This function is sometimes called more than once on the same buffer,
 * such as during a yyrestart() or at EOF.
 */
    static void yy_init_buffer  (YY_BUFFER_STATE  b, FILE * file )
 
{
        int oerrno = errno;
    
        yy_flush_buffer( b );
 
        b->yy_input_file = file;
        b->yy_fill_buffer = 1;
 
    /* If b is the current buffer, then yy_init_buffer was _probably_
     * called from yyrestart() or through yy_get_next_buffer.
     * In that case, we don't want to reset the lineno or column.
     */
    if (b != YY_CURRENT_BUFFER){
        b->yy_bs_lineno = 1;
        b->yy_bs_column = 0;
    }
 
        b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0;
    
        errno = oerrno;
}
 
/** Discard all buffered characters. On the next scan, YY_INPUT will be called.
 * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
 * 
 */
    void yy_flush_buffer (YY_BUFFER_STATE  b )
{
        if ( ! b )
                return;
 
        b->yy_n_chars = 0;
 
        /* We always need two end-of-buffer characters.  The first causes
         * a transition to the end-of-buffer state.  The second causes
         * a jam in that state.
         */
        b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
        b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
 
        b->yy_buf_pos = &b->yy_ch_buf[0];
 
        b->yy_at_bol = 1;
        b->yy_buffer_status = YY_BUFFER_NEW;
 
        if ( b == YY_CURRENT_BUFFER )
                yy_load_buffer_state(  );
}
 
/** Pushes the new state onto the stack. The new state becomes
 *  the current state. This function will allocate the stack
 *  if necessary.
 *  @param new_buffer The new state.
 *  
 */
void yypush_buffer_state (YY_BUFFER_STATE new_buffer )
{
        if (new_buffer == NULL)
                return;
 
        yyensure_buffer_stack();
 
        /* This block is copied from yy_switch_to_buffer. */
        if ( YY_CURRENT_BUFFER )
                {
                /* Flush out information for old buffer. */
                *(yy_c_buf_p) = (yy_hold_char);
                YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
                YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
                }
 
        /* Only push if top exists. Otherwise, replace top. */
        if (YY_CURRENT_BUFFER)
                (yy_buffer_stack_top)++;
        YY_CURRENT_BUFFER_LVALUE = new_buffer;
 
        /* copied from yy_switch_to_buffer. */
        yy_load_buffer_state(  );
        (yy_did_buffer_switch_on_eof) = 1;
}
 
/** Removes and deletes the top of the stack, if present.
 *  The next element becomes the new top.
 *  
 */
void yypop_buffer_state (void)
{
        if (!YY_CURRENT_BUFFER)
                return;
 
        yy_delete_buffer(YY_CURRENT_BUFFER );
        YY_CURRENT_BUFFER_LVALUE = NULL;
        if ((yy_buffer_stack_top) > 0)
                --(yy_buffer_stack_top);
 
        if (YY_CURRENT_BUFFER) {
                yy_load_buffer_state(  );
                (yy_did_buffer_switch_on_eof) = 1;
        }
}
 
/* Allocates the stack if it does not exist.
 *  Guarantees space for at least one push.
 */
static void yyensure_buffer_stack (void)
{
        yy_size_t num_to_alloc;
    
        if (!(yy_buffer_stack)) {
 
                /* First allocation is just for 2 elements, since we don't know if this
                 * scanner will even need a stack. We use 2 instead of 1 to avoid an
                 * immediate realloc on the next call.
         */
      num_to_alloc = 1; /* After all that talk, this was set to 1 anyways... */
                (yy_buffer_stack) = (struct yy_buffer_state**)yyalloc
                                                                (num_to_alloc * sizeof(struct yy_buffer_state*)
                                                                );
                if ( ! (yy_buffer_stack) )
                        YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" );
 
                memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*));
 
                (yy_buffer_stack_max) = num_to_alloc;
                (yy_buffer_stack_top) = 0;
                return;
        }
 
        if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){
 
                /* Increase the buffer to prepare for a possible push. */
                yy_size_t grow_size = 8 /* arbitrary grow size */;
 
                num_to_alloc = (yy_buffer_stack_max) + grow_size;
                (yy_buffer_stack) = (struct yy_buffer_state**)yyrealloc
                                                                ((yy_buffer_stack),
                                                                num_to_alloc * sizeof(struct yy_buffer_state*)
                                                                );
                if ( ! (yy_buffer_stack) )
                        YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" );
 
                /* zero only the new slots.*/
                memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*));
                (yy_buffer_stack_max) = num_to_alloc;
        }
}
 
/** Setup the input buffer state to scan directly from a user-specified character buffer.
 * @param base the character buffer
 * @param size the size in bytes of the character buffer
 * 
 * @return the newly allocated buffer state object.
 */
YY_BUFFER_STATE yy_scan_buffer  (char * base, yy_size_t  size )
{
        YY_BUFFER_STATE b;
    
        if ( size < 2 ||
             base[size-2] != YY_END_OF_BUFFER_CHAR ||
             base[size-1] != YY_END_OF_BUFFER_CHAR )
                /* They forgot to leave room for the EOB's. */
                return NULL;
 
        b = (YY_BUFFER_STATE) yyalloc( sizeof( struct yy_buffer_state )  );
        if ( ! b )
                YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" );
 
        b->yy_buf_size = (int) (size - 2);      /* "- 2" to take care of EOB's */
        b->yy_buf_pos = b->yy_ch_buf = base;
        b->yy_is_our_buffer = 0;
        b->yy_input_file = NULL;
        b->yy_n_chars = b->yy_buf_size;
        b->yy_is_interactive = 0;
        b->yy_at_bol = 1;
        b->yy_fill_buffer = 0;
        b->yy_buffer_status = YY_BUFFER_NEW;
 
        yy_switch_to_buffer( b  );
 
        return b;
}
 
/** Setup the input buffer state to scan a string. The next call to yylex() will
 * scan from a @e copy of @a str.
 * @param yystr a NUL-terminated string to scan
 * 
 * @return the newly allocated buffer state object.
 * @note If you want to scan bytes that may contain NUL values, then use
 *       yy_scan_bytes() instead.
 */
YY_BUFFER_STATE yy_scan_string (const char * yystr )
{
    
        return yy_scan_bytes( yystr, (int) strlen(yystr) );
}
 
/** Setup the input buffer state to scan the given bytes. The next call to yylex() will
 * scan from a @e copy of @a bytes.
 * @param yybytes the byte buffer to scan
 * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
 * 
 * @return the newly allocated buffer state object.
 */
YY_BUFFER_STATE yy_scan_bytes  (const char * yybytes, int  _yybytes_len )
{
        YY_BUFFER_STATE b;
        char *buf;
        yy_size_t n;
        int i;
    
        /* Get memory for full buffer, including space for trailing EOB's. */
        n = (yy_size_t) (_yybytes_len + 2);
        buf = (char *) yyalloc( n  );
        if ( ! buf )
                YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );
 
        for ( i = 0; i < _yybytes_len; ++i )
                buf[i] = yybytes[i];
 
        buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR;
 
        b = yy_scan_buffer( buf, n );
        if ( ! b )
                YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" );
 
        /* It's okay to grow etc. this buffer, and we should throw it
         * away when we're done.
         */
        b->yy_is_our_buffer = 1;
 
        return b;
}
 
    static void yy_push_state (int  _new_state )
{
        if ( (yy_start_stack_ptr) >= (yy_start_stack_depth) )
                {
                yy_size_t new_size;
 
                (yy_start_stack_depth) += YY_START_STACK_INCR;
                new_size = (yy_size_t) (yy_start_stack_depth) * sizeof( int );
 
                if ( ! (yy_start_stack) )
                        (yy_start_stack) = (int *) yyalloc( new_size  );
 
                else
                        (yy_start_stack) = (int *) yyrealloc(
                                        (void *) (yy_start_stack), new_size  );
 
                if ( ! (yy_start_stack) )
                        YY_FATAL_ERROR( "out of memory expanding start-condition stack" );
                }
 
        (yy_start_stack)[(yy_start_stack_ptr)++] = YY_START;
 
        BEGIN(_new_state);
}
 
    static void yy_pop_state  (void)
{
        if ( --(yy_start_stack_ptr) < 0 )
                YY_FATAL_ERROR( "start-condition stack underflow" );
 
        BEGIN((yy_start_stack)[(yy_start_stack_ptr)]);
}
 
#ifndef YY_EXIT_FAILURE
#define YY_EXIT_FAILURE 2
#endif
 
static void yynoreturn yy_fatal_error (const char* msg )
{
                        fprintf( stderr, "%s\n", msg );
        exit( YY_EXIT_FAILURE );
}
 
/* Redefine yyless() so it works in section 3 code. */
 
#undef yyless
#define yyless(n) \
        do \
                { \
                /* Undo effects of setting up yytext. */ \
        int yyless_macro_arg = (n); \
        YY_LESS_LINENO(yyless_macro_arg);\
                yytext[yyleng] = (yy_hold_char); \
                (yy_c_buf_p) = yytext + yyless_macro_arg; \
                (yy_hold_char) = *(yy_c_buf_p); \
                *(yy_c_buf_p) = '\0'; \
                yyleng = yyless_macro_arg; \
                } \
        while ( 0 )
 
/* Accessor  methods (get/set functions) to struct members. */
 
/** Get the current line number.
 * 
 */
int yyget_lineno  (void)
{
    
    return yylineno;
}
 
/** Get the input stream.
 * 
 */
FILE *yyget_in  (void)
{
        return yyin;
}
 
/** Get the output stream.
 * 
 */
FILE *yyget_out  (void)
{
        return yyout;
}
 
/** Get the length of the current token.
 * 
 */
int yyget_leng  (void)
{
        return yyleng;
}
 
/** Get the current token.
 * 
 */
 
char *yyget_text  (void)
{
        return yytext;
}
 
/** Set the current line number.
 * @param _line_number line number
 * 
 */
void yyset_lineno (int  _line_number )
{
    
    yylineno = _line_number;
}
 
/** Set the input stream. This does not discard the current
 * input buffer.
 * @param _in_str A readable stream.
 * 
 * @see yy_switch_to_buffer
 */
void yyset_in (FILE *  _in_str )
{
        yyin = _in_str ;
}
 
void yyset_out (FILE *  _out_str )
{
        yyout = _out_str ;
}
 
int yyget_debug  (void)
{
        return yy_flex_debug;
}
 
void yyset_debug (int  _bdebug )
{
        yy_flex_debug = _bdebug ;
}
 
static int yy_init_globals (void)
{
        /* Initialization is the same as for the non-reentrant scanner.
     * This function is called from yylex_destroy(), so don't allocate here.
     */
 
    (yy_buffer_stack) = NULL;
    (yy_buffer_stack_top) = 0;
    (yy_buffer_stack_max) = 0;
    (yy_c_buf_p) = NULL;
    (yy_init) = 0;
    (yy_start) = 0;
 
    (yy_start_stack_ptr) = 0;
    (yy_start_stack_depth) = 0;
    (yy_start_stack) =  NULL;
 
/* Defined in main.c */
#ifdef YY_STDINIT
    yyin = stdin;
    yyout = stdout;
#else
    yyin = NULL;
    yyout = NULL;
#endif
 
    /* For future reference: Set errno on error, since we are called by
     * yylex_init()
     */
    return 0;
}
 
/* yylex_destroy is for both reentrant and non-reentrant scanners. */
int yylex_destroy  (void)
{
    
    /* Pop the buffer stack, destroying each element. */
        while(YY_CURRENT_BUFFER){
                yy_delete_buffer( YY_CURRENT_BUFFER  );
                YY_CURRENT_BUFFER_LVALUE = NULL;
                yypop_buffer_state();
        }
 
        /* Destroy the stack itself. */
        yyfree((yy_buffer_stack) );
        (yy_buffer_stack) = NULL;
 
    /* Destroy the start condition stack. */
        yyfree( (yy_start_stack)  );
        (yy_start_stack) = NULL;
 
    /* Reset the globals. This is important in a non-reentrant scanner so the next time
     * yylex() is called, initialization will occur. */
    yy_init_globals( );
 
    return 0;
}
 
/*
 * Internal utility routines.
 */
 
#ifndef yytext_ptr
static void yy_flex_strncpy (char* s1, const char * s2, int n )
{
                
        int i;
        for ( i = 0; i < n; ++i )
                s1[i] = s2[i];
}
#endif
 
#ifdef YY_NEED_STRLEN
static int yy_flex_strlen (const char * s )
{
        int n;
        for ( n = 0; s[n]; ++n )
                ;
 
        return n;
}
#endif
 
void *yyalloc (yy_size_t  size )
{
                        return malloc(size);
}
 
void *yyrealloc  (void * ptr, yy_size_t  size )
{
                
        /* The cast to (char *) in the following accommodates both
         * implementations that use char* generic pointers, and those
         * that use void* generic pointers.  It works with the latter
         * because both ANSI C and C++ allow castless assignment from
         * any pointer type to void*, and deal with argument conversions
         * as though doing an assignment.
         */
        return realloc(ptr, size);
}
 
void yyfree (void * ptr )
{
                        free( (char *) ptr );   /* see yyrealloc() for (char *) cast */
}
 
#define YYTABLES_NAME "yytables"
 
#line 92 "step_lexer.l"