errors.c

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/** @file errors.c
 */
#line 2 "errors.c"
 
#line 4 "errors.c"
 
#define  YY_INT_ALIGNED short int
 
/* A lexical scanner generated by flex */
 
#define yy_create_buffer gpu_errors_create_buffer
#define yy_delete_buffer gpu_errors_delete_buffer
#define yy_scan_buffer gpu_errors_scan_buffer
#define yy_scan_string gpu_errors_scan_string
#define yy_scan_bytes gpu_errors_scan_bytes
#define yy_init_buffer gpu_errors_init_buffer
#define yy_flush_buffer gpu_errors_flush_buffer
#define yy_load_buffer_state gpu_errors_load_buffer_state
#define yy_switch_to_buffer gpu_errors_switch_to_buffer
#define yypush_buffer_state gpu_errorspush_buffer_state
#define yypop_buffer_state gpu_errorspop_buffer_state
#define yyensure_buffer_stack gpu_errorsensure_buffer_stack
#define yy_flex_debug gpu_errors_flex_debug
#define yyin gpu_errorsin
#define yyleng gpu_errorsleng
#define yylex gpu_errorslex
#define yylineno gpu_errorslineno
#define yyout gpu_errorsout
#define yyrestart gpu_errorsrestart
#define yytext gpu_errorstext
#define yywrap gpu_errorswrap
#define yyalloc gpu_errorsalloc
#define yyrealloc gpu_errorsrealloc
#define yyfree gpu_errorsfree
 
#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 gpu_errors_create_buffer_ALREADY_DEFINED
#else
#define yy_create_buffer gpu_errors_create_buffer
#endif
 
#ifdef yy_delete_buffer
#define gpu_errors_delete_buffer_ALREADY_DEFINED
#else
#define yy_delete_buffer gpu_errors_delete_buffer
#endif
 
#ifdef yy_scan_buffer
#define gpu_errors_scan_buffer_ALREADY_DEFINED
#else
#define yy_scan_buffer gpu_errors_scan_buffer
#endif
 
#ifdef yy_scan_string
#define gpu_errors_scan_string_ALREADY_DEFINED
#else
#define yy_scan_string gpu_errors_scan_string
#endif
 
#ifdef yy_scan_bytes
#define gpu_errors_scan_bytes_ALREADY_DEFINED
#else
#define yy_scan_bytes gpu_errors_scan_bytes
#endif
 
#ifdef yy_init_buffer
#define gpu_errors_init_buffer_ALREADY_DEFINED
#else
#define yy_init_buffer gpu_errors_init_buffer
#endif
 
#ifdef yy_flush_buffer
#define gpu_errors_flush_buffer_ALREADY_DEFINED
#else
#define yy_flush_buffer gpu_errors_flush_buffer
#endif
 
#ifdef yy_load_buffer_state
#define gpu_errors_load_buffer_state_ALREADY_DEFINED
#else
#define yy_load_buffer_state gpu_errors_load_buffer_state
#endif
 
#ifdef yy_switch_to_buffer
#define gpu_errors_switch_to_buffer_ALREADY_DEFINED
#else
#define yy_switch_to_buffer gpu_errors_switch_to_buffer
#endif
 
#ifdef yypush_buffer_state
#define gpu_errorspush_buffer_state_ALREADY_DEFINED
#else
#define yypush_buffer_state gpu_errorspush_buffer_state
#endif
 
#ifdef yypop_buffer_state
#define gpu_errorspop_buffer_state_ALREADY_DEFINED
#else
#define yypop_buffer_state gpu_errorspop_buffer_state
#endif
 
#ifdef yyensure_buffer_stack
#define gpu_errorsensure_buffer_stack_ALREADY_DEFINED
#else
#define yyensure_buffer_stack gpu_errorsensure_buffer_stack
#endif
 
#ifdef yylex
#define gpu_errorslex_ALREADY_DEFINED
#else
#define yylex gpu_errorslex
#endif
 
#ifdef yyrestart
#define gpu_errorsrestart_ALREADY_DEFINED
#else
#define yyrestart gpu_errorsrestart
#endif
 
#ifdef yylex_init
#define gpu_errorslex_init_ALREADY_DEFINED
#else
#define yylex_init gpu_errorslex_init
#endif
 
#ifdef yylex_init_extra
#define gpu_errorslex_init_extra_ALREADY_DEFINED
#else
#define yylex_init_extra gpu_errorslex_init_extra
#endif
 
#ifdef yylex_destroy
#define gpu_errorslex_destroy_ALREADY_DEFINED
#else
#define yylex_destroy gpu_errorslex_destroy
#endif
 
#ifdef yyget_debug
#define gpu_errorsget_debug_ALREADY_DEFINED
#else
#define yyget_debug gpu_errorsget_debug
#endif
 
#ifdef yyset_debug
#define gpu_errorsset_debug_ALREADY_DEFINED
#else
#define yyset_debug gpu_errorsset_debug
#endif
 
#ifdef yyget_extra
#define gpu_errorsget_extra_ALREADY_DEFINED
#else
#define yyget_extra gpu_errorsget_extra
#endif
 
#ifdef yyset_extra
#define gpu_errorsset_extra_ALREADY_DEFINED
#else
#define yyset_extra gpu_errorsset_extra
#endif
 
#ifdef yyget_in
#define gpu_errorsget_in_ALREADY_DEFINED
#else
#define yyget_in gpu_errorsget_in
#endif
 
#ifdef yyset_in
#define gpu_errorsset_in_ALREADY_DEFINED
#else
#define yyset_in gpu_errorsset_in
#endif
 
#ifdef yyget_out
#define gpu_errorsget_out_ALREADY_DEFINED
#else
#define yyget_out gpu_errorsget_out
#endif
 
#ifdef yyset_out
#define gpu_errorsset_out_ALREADY_DEFINED
#else
#define yyset_out gpu_errorsset_out
#endif
 
#ifdef yyget_leng
#define gpu_errorsget_leng_ALREADY_DEFINED
#else
#define yyget_leng gpu_errorsget_leng
#endif
 
#ifdef yyget_text
#define gpu_errorsget_text_ALREADY_DEFINED
#else
#define yyget_text gpu_errorsget_text
#endif
 
#ifdef yyget_lineno
#define gpu_errorsget_lineno_ALREADY_DEFINED
#else
#define yyget_lineno gpu_errorsget_lineno
#endif
 
#ifdef yyset_lineno
#define gpu_errorsset_lineno_ALREADY_DEFINED
#else
#define yyset_lineno gpu_errorsset_lineno
#endif
 
#ifdef yywrap
#define gpu_errorswrap_ALREADY_DEFINED
#else
#define yywrap gpu_errorswrap
#endif
 
#ifdef yyalloc
#define gpu_errorsalloc_ALREADY_DEFINED
#else
#define yyalloc gpu_errorsalloc
#endif
 
#ifdef yyrealloc
#define gpu_errorsrealloc_ALREADY_DEFINED
#else
#define yyrealloc gpu_errorsrealloc
#endif
 
#ifdef yyfree
#define gpu_errorsfree_ALREADY_DEFINED
#else
#define yyfree gpu_errorsfree
#endif
 
#ifdef yytext
#define gpu_errorstext_ALREADY_DEFINED
#else
#define yytext gpu_errorstext
#endif
 
#ifdef yyleng
#define gpu_errorsleng_ALREADY_DEFINED
#else
#define yyleng gpu_errorsleng
#endif
 
#ifdef yyin
#define gpu_errorsin_ALREADY_DEFINED
#else
#define yyin gpu_errorsin
#endif
 
#ifdef yyout
#define gpu_errorsout_ALREADY_DEFINED
#else
#define yyout gpu_errorsout
#endif
 
#ifdef yy_flex_debug
#define gpu_errors_flex_debug_ALREADY_DEFINED
#else
#define yy_flex_debug gpu_errors_flex_debug
#endif
 
#ifdef yylineno
#define gpu_errorslineno_ALREADY_DEFINED
#else
#define yylineno gpu_errorslineno
#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
    
    /* Note: We specifically omit the test for yy_rule_can_match_eol because it requires
     *       access to the local variable yy_act. Since yyless() is a macro, it would break
     *       existing scanners that call yyless() from OUTSIDE yylex.
     *       One obvious solution it to make yy_act a global. I tried that, and saw
     *       a 5% performance hit in a non-yylineno scanner, because yy_act is
     *       normally declared as a register variable-- so it is not worth it.
     */
    #define  YY_LESS_LINENO(n) \
            do { \
                int yyl;\
                for ( yyl = n; yyl < yyleng; ++yyl )\
                    if ( yytext[yyl] == '\n' )\
                        --yylineno;\
            }while(0)
    #define YY_LINENO_REWIND_TO(dst) \
            do {\
                const char *p;\
                for ( p = yy_cp-1; p >= (dst); --p)\
                    if ( *p == '\n' )\
                        --yylineno;\
            }while(0)
    
/* 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 gpu_errorswrap() (/*CONSTCOND*/1)
#define YY_SKIP_YYWRAP
typedef flex_uint8_t YY_CHAR;
 
FILE *yyin = NULL, *yyout = NULL;
 
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; \
  yyleng = (int) (yy_cp - yy_bp); \
  (yy_hold_char) = *yy_cp; \
  *yy_cp = '\0'; \
  (yy_c_buf_p) = yy_cp;
#define YY_NUM_RULES 5
#define YY_END_OF_BUFFER 6
/* 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[25] =
    {   0,
        0,    0,    6,    4,    3,    4,    4,    0,    2,    0,
        0,    0,    0,    0,    1,    0,    0,    0,    0,    0,
        0,    1,    0,    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,    1,    4,    5,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    6,    7,    7,    7,
        7,    7,    7,    7,    7,    7,    7,    1,    1,    1,
        1,    1,    1,    8,    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,
 
        9,    1,    1,    1,   10,    1,    1,   11,    1,   12,
        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,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1
    } ;
 
static const YY_CHAR yy_meta[13] =
    {   0,
        1,    1,    2,    1,    1,    1,    1,    1,    1,    1,
        1,    1
    } ;
 
static const flex_int16_t yy_base[28] =
    {   0,
        0,    6,   23,   42,   42,   14,   15,   12,   42,   13,
        0,   17,   10,    6,   27,    1,   33,    1,    3,    4,
        1,    0,    0,   42,   37,   39,    0
    } ;
 
static const flex_int16_t yy_def[28] =
    {   0,
       25,   25,   24,   24,   24,   26,   24,   26,   24,   24,
       10,   24,   12,   24,   24,   24,   24,   24,   27,   24,
       27,   27,   15,    0,   24,   24,   24
    } ;
 
static const flex_int16_t yy_nxt[55] =
    {   0,
       21,   23,    5,   22,   22,   23,   22,    6,    5,   20,
       24,    7,   18,    6,   11,   16,   15,   12,   13,    9,
       10,    9,   24,   24,   24,   24,   24,   14,   17,   24,
       24,   24,   24,   15,   17,   24,   19,    4,    4,    8,
        8,    3,   24,   24,   24,   24,   24,   24,   24,   24,
       24,   24,   24,   24
    } ;
 
static const flex_int16_t yy_chk[55] =
    {   0,
       27,   23,    1,   22,   21,   20,   19,    1,    2,   18,
        0,    2,   16,    2,   10,   14,   13,   10,   12,    8,
        7,    6,    3,    0,    0,    0,    0,   12,   15,    0,
        0,    0,    0,   15,   17,    0,   17,   25,   25,   26,
       26,   24,   24,   24,   24,   24,   24,   24,   24,   24,
       24,   24,   24,   24
    } ;
 
/* Table of booleans, true if rule could match eol. */
static const flex_int32_t yy_rule_can_match_eol[6] =
    {   0,
0, 1, 1, 0, 0,     };
 
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
#define yymore() yymore_used_but_not_detected
#define YY_MORE_ADJ 0
#define YY_RESTORE_YY_MORE_OFFSET
char *yytext;
#line 1 "errors.lex"
#define YY_NO_INPUT 1
#line 5 "errors.lex"
 
  /**
  # Error message parsing for compilation of GLSL code on GPUs
  */
  static char * sout;
  static char * fname;
  static int line;
  
  static char * str_append (char * dst, const char * src) {
    if (dst == NULL) {
      dst = malloc (strlen(src) + 1);
      dst[0] = '\0';
    }
    else
      dst = realloc (dst, strlen(dst) + strlen(src) + 1);
    strcat (dst, src);
    return dst;
  }
 
  static int atoi_check (char * start, char * end)
  {
    char * s = start;
    while (s != end) {
      if (*s < '0' || *s > '9')
  return -1;
      s++;
    }
    *end = '\0';
    return atoi (start);
  }
 
  /* parse Intel GPU error messages of the form:
     0:31(15):... */
  static int parse_intel (const char * errors, const char ** msg)
  {
    char * end = strchr (errors, '\n');
    char * sline = strchr (errors, ':');
    if (!sline) return -1; sline++;
    if (end && end < sline) return -1;
    char * s1 = strchr (sline, '(');
    if (!s1) return -1;
    *msg = strchr (s1, ':');
    if (!*msg) return -1; (*msg)++;
    return atoi_check (sline, s1);
  }
 
  /* parse Nvidia GPU error messages of the form:
     0(31) :... */
  static int parse_nvidia (const char * errors, const char ** msg)
  {
    char * end = strchr (errors, '\n');
    char * sline = strchr (errors, '(');  
    if (!sline) return -1; sline++;
    if (end && end < sline) return -1;
    char * s1 = strchr (sline, ')');
    if (!s1) return -1;
    *msg = strchr (s1, ':');
    if (!*msg) return -1; (*msg)++;
    return atoi_check (sline, s1);
  }
 
  static char * next_error (const char * errors, int * line, const char ** msg)
  {
    if (!errors || *errors == '\0')
      return NULL;
    
    *line = parse_intel (errors, msg);
    if (*line < 0)
      *line = parse_nvidia (errors, msg);
    if (*line < 0) {
      // unknown error format: assumes first line
      *line = 1;
      *msg = errors;
    }
 
    while (strchr (" \t", **msg)) (*msg)++;
    
    char * s3 = strchr (*msg, '\n');
    if (s3) {
      *s3 = '\0';
      s3++;
    }
 
    return s3;
  }
  
  static char * merge (const char * source, const char * errors)
  {
    char * merged = NULL;
    const char * msg;
    int eline, line = 1;
    char * error = next_error (errors, &eline, &msg);
    char * src = strdup (source), * s = src;
    while (*s != '\0') {
      if (*s == '\n') {
  while (error && eline <= line) {
    merged = str_append (merged, "@");
    if (eline != line)
      merged = str_append (merged, "!");
    merged = str_append (merged, msg);
    merged = str_append (merged, "@");
    error = next_error (error, &eline, &msg);
  }
  line++;
      }
      char c[] = " ";
      c[0] = *s;
      merged = str_append (merged, c);
      s++;
    }
    free (src);
    return merged;
  }
#line 860 "errors.c"
#line 861 "errors.c"
 
#define INITIAL 0
 
#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
    
    static void yyunput ( int c, char *buf_ptr  );
    
#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
 
/* 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 125 "errors.lex"
 
 
#line 1084 "errors.c"
 
  while ( /*CONSTCOND*/1 )    /* loops until end-of-file is reached */
    {
    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 >= 25 )
          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] != 42 );
 
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;
 
    if ( yy_act != YY_END_OF_BUFFER && yy_rule_can_match_eol[yy_act] )
      {
      int yyl;
      for ( yyl = 0; yyl < yyleng; ++yyl )
        if ( yytext[yyl] == '\n' )
          
    yylineno++;
;
      }
 
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 127 "errors.lex"
{
  char * sline = yytext;
  while (!strchr ("0123456789", *sline)) sline++;
  line = atoi (sline) - 1;
 
  if (strchr (yytext, '"')) {
    fname = sline; while (*fname >= '0' && *fname <= '9') fname++;
    *fname = '\0'; fname++;
    fname = strchr (fname, '"'); fname++;
    *strchr (fname, '"') = '\0';
  }
}
  YY_BREAK
case 2:
/* rule 2 can match eol */
YY_RULE_SETUP
#line 140 "errors.lex"
{
  if (0) // !strncmp (yytext, "@error ", 7))
    yytext += 6;
  else {
    if (fname)
      sout = str_append (sout, fname);
    else
      sout = str_append (sout, "(fragment shader)");
    sout = str_append (sout, ":");
    char s[81];
    snprintf (s, 80, "%d", line);
    sout = str_append (sout, s);
    sout = str_append (sout, ": GLSL: ");
  }
  *strchr (yytext + 1, '@') = '\0';
  sout = str_append (sout, yytext + 1);
  sout = str_append (sout, "\n");
}
  YY_BREAK
case 3:
/* rule 3 can match eol */
YY_RULE_SETUP
#line 159 "errors.lex"
{ line++; }
  YY_BREAK
case 4:
YY_RULE_SETUP
#line 161 "errors.lex"
; // very important!!
  YY_BREAK
case 5:
YY_RULE_SETUP
#line 163 "errors.lex"
ECHO;
  YY_BREAK
#line 1207 "errors.c"
case YY_STATE_EOF(INITIAL):
  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 ( 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 >= 25 )
        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 >= 25 )
      yy_c = yy_meta[yy_c];
    }
  yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c];
  yy_is_jam = (yy_current_state == 24);
 
    return yy_is_jam ? 0 : yy_current_state;
}
 
#ifndef YY_NO_UNPUT
 
    static void yyunput (int c, char * yy_bp )
{
  char *yy_cp;
    
    yy_cp = (yy_c_buf_p);
 
  /* undo effects of setting up yytext */
  *yy_cp = (yy_hold_char);
 
  if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 )
    { /* need to shift things up to make room */
    /* +2 for EOB chars. */
    int number_to_move = (yy_n_chars) + 2;
    char *dest = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[
          YY_CURRENT_BUFFER_LVALUE->yy_buf_size + 2];
    char *source =
        &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move];
 
    while ( source > YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
      *--dest = *--source;
 
    yy_cp += (int) (dest - source);
    yy_bp += (int) (dest - source);
    YY_CURRENT_BUFFER_LVALUE->yy_n_chars =
      (yy_n_chars) = (int) YY_CURRENT_BUFFER_LVALUE->yy_buf_size;
 
    if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 )
      YY_FATAL_ERROR( "flex scanner push-back overflow" );
    }
 
  *--yy_cp = (char) c;
 
    if ( c == '\n' ){
        --yylineno;
    }
 
  (yytext_ptr) = yy_bp;
  (yy_hold_char) = *yy_cp;
  (yy_c_buf_p) = yy_cp;
}
 
#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');
  if ( YY_CURRENT_BUFFER_LVALUE->yy_at_bol )
    
    yylineno++;
;
 
  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;
}
 
#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.
     */
 
    /* We do not touch yylineno unless the option is enabled. */
    yylineno =  1;
    
    (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;
 
/* 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;
 
    /* 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 163 "errors.lex"
 
 
char * gpu_errors (const char * errors, const char * source, char * fout)
{
  if (0) yyunput (0, NULL); // just prevents 'yyunput unused' compiler warning
 
  char * merged = merge (source, errors);
  sout = fout;
  sout = str_append (NULL, "");
  YY_BUFFER_STATE buf = yy_scan_string (merged);
  fname = NULL;
  line = 1;
  yylex();
  yy_delete_buffer (buf);
  free (merged);
 
  return sout;
}