Hi Alan, Sorry, my report lacks of precision. > > set_line(line_t(point_t(0.4, 0.2), > >                 point_t(0.2, 0.5))); > > > > > set_line(line_t{point_t{0.4, 0.2}, > >       point_t{0.2, 0.5}}); // wrong identation > > > What, exactly, is wrong about that indentation?  What would you like to see there, and why? I am expecting to see the same indentation whatever I'm using, brackets or parenthesis; That is: set_line(line_t{point_t{0.4, 0.2},                 point_t{0.2, 0.5}}); > --  Matthias