/in/foo.cc: In function 'int main()':
/in/foo.cc:13:4: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
    for(a=2; a<it; a++)
    ^~~
/in/foo.cc:16:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
     if(a!=it)
     ^~