-alt/base_init_linext2_alt2.nit:99,2--5: Error: there is no available compatible constructor in B. Discarded candidates are base_init_linext2_alt2::B::initb, base_init_linext2_alt2::B::init_par, base_init_linext2_alt2::B::init_par2(c: Char).
+A
+A2x
+B1 A B2
+A B3
+A B4y
+C1 C2
+A2z C3z
+C1 C2 D1 D2 D3