http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60829
Markus Trippelsdorf <trippels at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2014-04-12 CC| |trippels at gcc dot gnu.org Target Milestone|--- |4.7.5 Ever confirmed|0 |1 Known to fail| |4.7.3, 4.8.3, 4.9.0 --- Comment #3 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- markus@x4 /tmp % cat test.ii class A { public: int a; }; class B : private A { }; class C : public A { }; class D : public B, public C { D () { B::a = 0; } }; markus@x4 /tmp % g++ -c test.ii markus@x4 /tmp % clang++ -c test.ii test.ii:17:13: error: cannot cast 'B' to its private base class 'A' D () { B::a = 0; } ^ test.ii:7:11: note: declared private here class B : private A ^~~~~~~~~ test.ii:17:13: error: 'a' is a private member of 'A' D () { B::a = 0; } ^ test.ii:7:11: note: constrained by private inheritance here class B : private A ^~~~~~~~~ test.ii:4:7: note: member is declared here int a; ^ 2 errors generated.