/in/foo.cc: In function 'int main()':
/in/foo.cc:15:3: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   if(x1!=x)
   ^~
/in/foo.cc:17:4: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
    x=x/10;
    ^
/in/foo.cc:6:6: warning: variable 'xx' set but not used [-Wunused-but-set-variable]
  int xx;
      ^~