do not treat diamonds in jdk 8 special (IDEA-97294)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/diamond/IDEA97294.java

@@ -0,0 +1,24 @@
+import java.util.Comparator;
+
+interface BaseStream<T> {}
+interface Stream<T> extends BaseStream<T> {}
+interface IntermediateOp<E_IN, E_OUT> extends StreamOp<E_IN, Node<E_OUT>> {}
+interface StreamOp<E_IN, R> {}
+interface StatefulOp<E_IN, E_OUT> extends IntermediateOp<E_IN, E_OUT> {}
+interface TerminalOp<E_IN, R> extends StreamOp<E_IN, R> {}
+
+interface Node<T> extends Iterable<T> {}
+class SortedOp<T> implements StatefulOp<T, T> {
+    public SortedOp(Comparator<? super T> comparator) {
+    }
+}
+
+class Usage<T> {
+    public <E, S extends BaseStream<E>> S pipeline(IntermediateOp<T, E> newOp) { return null; }
+    public <R> R pipeline(TerminalOp<T, R> terminal) { return null;}
+
+
+    public Stream<T> sorted(Comparator<? super T> comparator) {
+        return pipeline(new SortedOp<>(comparator));
+    }
+}