test/tools/javac/generics/inference/8043926/T8043926.java

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/**
 * @test
 * @bug 8043926
 * @summary javac, code valid in 7 is not compiling for 8
 * @compile T8043926.java
 */
class T8043926 {
    interface Iface<T1> {}

    static class Impl implements Iface<Impl> {}

    static class Acceptor<T2 extends Iface<T2>> {
        public Acceptor(T2 obj) {}
    }

    void test(Impl impl) {
        Acceptor<?> acceptor1 = new Acceptor<>(impl);
        Acceptor<? extends Object> acceptor2 = new Acceptor<>(impl);
    }
}