/in/foo.cc: In function 'int merge(int, int)':
/in/foo.cc:21:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   21 |     if(!a) return b; if(!b) return a;
      |     ^~
/in/foo.cc:21:22: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   21 |     if(!a) return b; if(!b) return a;
      |                      ^~