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  1. %{
  2. #include "y.tab.h"
  3. #include <stdio.h>
  4. %}
  5.  
  6. %%
  7. for                 return FOR;
  8. while               return WHILE;
  9. [a-zA-Z_][a-zA-Z_]*  return ID;
  10. [0-9]+              return DIGIT;
  11. "<="                return LE;
  12. ">="                return GE;
  13. "=="                return EQ;
  14. [ \t\n]             ;      // Ignore whitespace
  15. .                   return yytext[0];
  16. %%
  17.  
Success #stdin #stdout #stderr 0.02s 6928KB
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stdin
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Standard input is empty
stdout
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Standard output is empty
stderr
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ERROR: /home/fwWaol/prog:2:1: Syntax error: Operator expected
ERROR: /home/fwWaol/prog:16:2: Syntax error: Unexpected end of file
ERROR: '$runtoplevel'/0: Undefined procedure: program/0
   Exception: (3) program ? EOF: exit
https://ideone.com/7VoJCG
language:
Prolog (swi 7.6.4)
created:
2 days ago
visibility:
public

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