Merge DMD r262: bugzilla 3381 ([tdpl] Incorrect assessment of ...) The full bug title is: [tdpl] Incorrect assessment of overriding in triangular-shaped hierarchy. --- dmd/class.c | 2 +- dmd/func.c | 2 ++ 2 files changed, 3 insertions(+), 1 deletions(-)

interface I {}
class A : I {}
class B : A {}

void main () {
    A a = new A;
    I i = a;

    assert(!cast(B)a);
    assert(!cast(B)i);
}