gcc/testsuite/gcc.c-torture/compile/20080910-1.c

   1 /* This used to crash IRA with -O3 -fPIC.
   2   See PR 37333.  */
   3 struct yy_buffer_state  {
   4   int yy_is_interactive;
   5 };
   6 static struct yy_buffer_state * * yy_buffer_stack = 0;
   7 static int yy_n_chars;
   8 int orafce_sql_yyleng;
   9 unsigned char *yy_c_buf_p = 0;
  10 extern char *orafce_sql_yytext;
  11 static const int yy_ec[256] = { };
  12 short yy_accept[155], yy_base[193] = { }, yy_def[193] = { };
  13 short yy_chk[738] = { };
  14 unsigned char *yy_last_accepting_cpos;
  15 int orafce_sql_yylex (int a)
  16 {
  17   register int yy_current_state;
  18   unsigned char *yy_cp, *yy_bp;
  19   register int yy_act;
  20   while ( 1 )   {
  21     do {
  22       char yy_c = yy_ec[*yy_cp];
  23       if ( yy_accept[yy_current_state] )
  24         yy_last_accepting_cpos = yy_cp;
  25       while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
  26         yy_current_state = yy_def[yy_current_state];
  27     } while ( yy_current_state != 154 );
  28 yy_find_action:
  29     yy_act = yy_accept[yy_current_state];
  30     *yy_cp = '\0';
  31     switch ( yy_act )  {
  32       case 2:
  33         *yy_cp = 1;
  34         return 265;
  35       case 24:
  36       case 25:
  37         addlit(orafce_sql_yytext, orafce_sql_yyleng);
  38       case 26:
  39         addlit(orafce_sql_yytext, orafce_sql_yyleng);
  40       case 53:
  41         yy_fatal_error( "flex scanner jammed" );
  42         break;
  43       case 54:
  44         yy_cp = ++(yy_c_buf_p);
  45         unsigned long n = 0;
  46         if ( yy_buffer_stack[0]->yy_is_interactive )
  47           for ( ; _IO_getc () != (-1) ;   ++n )
  48             yy_n_chars = n;
  49         if (a == 0)
  50         {
  51           yy_current_state = yy_get_previous_state( );
  52           goto yy_find_action;
  53         }
  54     }
  55   }
  56 }