/[bison]/bison/data/bison.simple
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revision 1.26 by hilfinger, Mon May 20 22:56:53 2002 UTC revision 1.27 by eggert, Fri May 24 12:37:12 2002 UTC
# Line 1120  yyerrlab1: Line 1120  yyerrlab1:
1120    
1121    yyerrstatus = 3;      /* Each real token shifted decrements this.  */    yyerrstatus = 3;      /* Each real token shifted decrements this.  */
1122    
1123    goto yyerrhandle;    for (;;)
1124        {
1125          yyn = yypact[yystate];
1126  /*-------------------------------------------------------------------.        if (yyn != YYFLAG)
1127  | yyerrdefault -- current state does not do anything special for the |          {
1128  | error token.                                                       |            yyn += YYTERROR;
1129  `-------------------------------------------------------------------*/            if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR)
1130  yyerrdefault:              {
1131  #if 0                yyn = yytable[yyn];
1132    /* This is wrong; only states that explicitly want error tokens                if (0 < yyn)
1133       should shift them.  */                  break;
1134                }
1135    /* If its default is to accept any token, ok.  Otherwise pop it.  */          }
1136    yyn = yydefact[yystate];  
1137    if (yyn)        /* Pop the current state because it cannot handle the error token.  */
1138      goto yydefault;        if (yyssp == yyss)
1139  #endif          YYABORT;
1140          yyvsp--;
1141          yystate = *--yyssp;
 /*---------------------------------------------------------------.  
 | yyerrpop -- pop the current state because it cannot handle the |  
 | error token.                                                   |  
 `---------------------------------------------------------------*/  
 yyerrpop:  
   if (yyssp == yyss)  
     YYABORT;  
   yyvsp--;  
   yystate = *--yyssp;  
1142  #if YYLSP_NEEDED  #if YYLSP_NEEDED
1143    yylsp--;        yylsp--;
1144  #endif  #endif
1145    
1146  #if YYDEBUG  #if YYDEBUG
1147    if (yydebug)        if (yydebug)
1148      {          {
1149        short *yyssp1 = yyss - 1;            short *yyssp1 = yyss - 1;
1150        YYFPRINTF (stderr, "Error: state stack now");            YYFPRINTF (stderr, "Error: state stack now");
1151        while (yyssp1 != yyssp)            while (yyssp1 != yyssp)
1152          YYFPRINTF (stderr, " %d", *++yyssp1);              YYFPRINTF (stderr, " %d", *++yyssp1);
1153        YYFPRINTF (stderr, "\n");            YYFPRINTF (stderr, "\n");
1154      }          }
1155  #endif  #endif
   
 /*--------------.  
 | yyerrhandle.  |  
 `--------------*/  
 yyerrhandle:  
   yyn = yypact[yystate];  
   if (yyn == YYFLAG)  
     goto yyerrdefault;  
   
   yyn += YYTERROR;  
   if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != YYTERROR)  
     goto yyerrdefault;  
   
   yyn = yytable[yyn];  
   if (yyn < 0)  
     {  
       if (yyn == YYFLAG)  
         goto yyerrpop;  
       yyn = -yyn;  
       goto yyreduce;  
1156      }      }
   else if (yyn == 0)  
     goto yyerrpop;  
1157    
1158    if (yyn == YYFINAL)    if (yyn == YYFINAL)
1159      YYACCEPT;      YYACCEPT;

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