foo.c:3:11: error: stray '\357' in program
 int main(a，b，c)
           ^
foo.c:3:12: error: stray '\274' in program
 int main(a，b，c)
            ^
foo.c:3:13: error: stray '\214' in program
 int main(a，b，c)
             ^
foo.c:3:10: error: unknown type name 'a'
 int main(a，b，c)
          ^
foo.c:3:15: error: stray '\357' in program
 int main(a，b，c)
               ^
foo.c:3:16: error: stray '\274' in program
 int main(a，b，c)
                ^
foo.c:3:17: error: stray '\214' in program
 int main(a，b，c)
                 ^

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