------- Additional Comments From pinskia at gcc dot gnu dot org 2005-08-13 18:12 ------- (In reply to comment #4) > which confuses me a bit, because here the prototype of f looks like > effectively > > void f(A*);
No that is correct as it turns the class into a non pod and non pods are always passed via reference and not via value. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23372