foo.c:1:1: error: stray '\347' in program
    1 | 看不懂
      | ^
foo.c:1:2: error: stray '\234' in program
    1 | 看不懂
      |  ^
foo.c:1:3: error: stray '\213' in program
    1 | 看不懂
      |   ^
foo.c:1:4: error: stray '\344' in program
    1 | 看不懂
      |    ^
foo.c:1:5: error: stray '\270' in program
    1 | 看不懂
      |     ^
foo.c:1:6: error: stray '\215' in program
    1 | 看不懂
      |      ^
foo.c:1:7: error: stray '\346' in program
    1 | 看不懂
      |       ^
foo.c:1:8: error: stray '\207' in program
    1 | 看不懂
      |        ^
foo.c:1:9: error: stray '\202' in program
    1 | 看不懂
      |         ^

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