FULL PRODUCT VERSION :
java version "1.8.0-ea"
Java(TM) SE Runtime Environment (build 1.8.0-ea-b98)
Java HotSpot(TM) 64-Bit Server VM (build 25.0-b40, mixed mode)


ADDITIONAL OS VERSION INFORMATION :
Microsoft windows [Version 6.1.7601]

A DESCRIPTION OF THE PROBLEM :
compiler internal error when passing a lambda to a method without explicitly parameter type

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
 @Test
    public void test() {
        String word = "Hello world!";
        assertThat(bind(Optional.of(word), optional -> Optional.of(optional.get().length())), is(Optional.of(12)));
    }


    private <V, R> Optional<R> bind(Optional<V> optional, Function<Optional<V>, Optional<R>> function) {
        return function.apply(optional);
    }

EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
 Compilation completed without error
ACTUAL -
java: An exception has occurred in the compiler (1.8.0-ea). Please file a bug at the Java Developer Connection (http://java.sun.com/webapps/bugreport) after checking the Bug Parade for duplicates. Include your program and the following diagnostic in your report. Thank you.

REPRODUCIBILITY :
This bug can be reproduced always.

---------- BEGIN SOURCE ----------
  @Test
    public void test() {
        String word = "Hello world!";
        assertThat(bind(Optional.of(word), optional -> Optional.of(optional.get().length())), is(Optional.of(12)));
    }


    private <V, R> Optional<R> bind(Optional<V> optional, Function<Optional<V>, Optional<R>> function) {
        return function.apply(optional);
    }
---------- END SOURCE ----------

CUSTOMER SUBMITTED WORKAROUND :
 @Test
    public void test() {
        String word = "Hello world!";
       // assertThat(bind(Optional.of(word), optional -> Optional.of(optional.get().length())), is(Optional.of(12)));
        assertThat(bind(Optional.of(word), (Optional<String> optional) -> Optional.of(optional.get().length())), is(Optional.of(12)));
    }

SUPPORT :
YES