1 /*

     2  * @test  /nodynamiccopyright/

     3  * @bug 8024207

     4  * @summary javac crash in Flow$AssignAnalyzer.visitIdent

     5  * @compile/fail/ref=FlowCrashTest.out -XDrawDiagnostics FlowCrashTest.java

     6  */

     7 

     8 import java.util.*;

     9 import java.util.stream.*;

    10 

    11 public class FlowCrashTest {

    12     static class ViewId { }

    13 

    14     public void crash() {

    15 

    16         Map<ViewId,String> viewToProfile = null;

    17         new TreeMap<>(viewToProfile.entrySet().stream()

    18                       .collect(Collectors.toMap((vid, prn) -> prn,

    19                                                 (vid, prn) -> Arrays.asList(vid),

    20                                                 (a, b) -> { a.addAll(b); return a; })));

    21 

    22     }

    23 }