foo.cc: In function ‘int main()’:
foo.cc:8:9: warning: this ‘if’ clause does not guard... [-Wmisleading-indentation]
    8 |         if(m==0)
      |         ^~
foo.cc:10:17: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘if’
   10 |                 return 0;
      |                 ^~~~~~