foo.cc:10:19: error: extended character 　 is not valid in an identifier
   10 | #include<limits.h>　　　　
      |                   ^
foo.cc:10:19: error: extended character 　 is not valid in an identifier
foo.cc:10:19: error: extended character 　 is not valid in an identifier
foo.cc:10:19: error: extended character 　 is not valid in an identifier
foo.cc:10:19: warning: extra tokens at end of #include directive
   10 | #include<limits.h>　　　　
      |                   ^~~~~~~~
foo.cc:11:19: error: extended character 　 is not valid in an identifier
   11 | #include<locale.h>　　　　
      |                   ^
foo.cc:11:19: error: extended character 　 is not valid in an identifier
foo.cc:11:19: error: extended character 　 is not valid in an identifier
foo.cc:11:19: error: extended character 　 is not valid in an identifier
foo.cc:11:19: warning: extra tokens at end of #include directive
   11 | #include<locale.h>　　　　
      |                   ^~~~~~~~
foo.cc:12:18: error: extended character 　 is not valid in an identifier
   12 | #include <math.h>　　　　
      |                  ^
foo.cc:12:18: error: extended character 　 is not valid in an identifier
foo.cc:12:18: error: extended character 　 is not valid in an identifier
foo.cc:12:18: error: extended character 　 is not valid in an identifier
foo.cc:12:18: warning: extra tokens at end of #include directive
   12 | #include <math.h>　　　　
      |                  ^~~~~~~~
foo.cc:13:19: error: extended character 　 is not valid in an identifier
   13 | #include <stdio.h>　　　　
      |                   ^
foo.cc:13:19: error: extended character 　 is not valid in an identifier
foo.cc:13:19: error: extended character 　 is not valid in an identifier
foo.cc:13:19: error: extended character 　 is not valid in an identifier
foo.cc:13:19: warning: extra tokens at end of #include directive
   13 | #include <stdio.h>　　　　
      |                   ^~~~~~~~
foo.cc:14:19: error: extended character 　 is not valid in an identifier
   14 | #include<stdlib.h>　　　　
      |                   ^
foo.cc:14:19: error: extended character 　 is not valid in an identifier
foo.cc:14:19: error: extended character 　 is not valid in an identifier
foo.cc:14:19: error: extended character 　 is not valid in an identifier
foo.cc:14:19: warning: extra tokens at end of #include directive
   14 | #include<stdlib.h>　　　　
      |                   ^~~~~~~~
foo.cc:15:20: error: extended character 　 is not valid in an identifier
   15 | #include <string.h>　　　　
      |                    ^
foo.cc:15:20: error: extended character 　 is not valid in an identifier
foo.cc:15:20: error: extended character 　 is not valid in an identifier
foo.cc:15:20: error: extended character 　 is not valid in an identifier
foo.cc:15:20: warning: extra tokens at end of #include directive
   15 | #include <string.h>　　　　
      |                    ^~~~~~~~
foo.cc:16:17: error: extended character 　 is not valid in an identifier
   16 | #include<time.h>　　　　　
      |                 ^
foo.cc:16:17: error: extended character 　 is not valid in an identifier
foo.cc:16:17: error: extended character 　 is not valid in an identifier
foo.cc:16:17: error: extended character 　 is not valid in an identifier
foo.cc:16:17: error: extended character 　 is not valid in an identifier
foo.cc:16:17: warning: extra tokens at end of #include directive
   16 | #include<time.h>　　　　　
      |                 ^~~~~~~~~~
foo.cc:17:19: error: extended character 　 is not valid in an identifier
   17 | #include <wchar.h>　　　　
      |                   ^
foo.cc:17:19: error: extended character 　 is not valid in an identifier
foo.cc:17:19: error: extended character 　 is not valid in an identifier
foo.cc:17:19: error: extended character 　 is not valid in an identifier
foo.cc:17:19: warning: extra tokens at end of #include directive
   17 | #include <wchar.h>　　　　
      |                   ^~~~~~~~

Found 2 testcases.
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