$ java --version
openjdk version "14-ea" 2020-03-17
OpenJDK Runtime Environment (build 14-ea+29-1384)
OpenJDK 64-Bit Server VM (build 14-ea+29-1384, mixed mode, sharing)
$ javac --release 14 SwitchExpressionTarget.java
$ java -javaagent:jacoco-0.8.5/lib/jacocoagent.jar SwitchExpressionTarget 
$ java -jar jacoco-0.8.5/lib/jacococli.jar \
    report jacoco.exec \
    --classfiles SwitchExpressionTarget.class \
    --sourcefiles . \
    --html report

  private static int target(SwitchExpressionTarget$E);
    descriptor: (LSwitchExpressionTarget$E;)I
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=2, locals=2, args_size=1
         0: getstatic     #2                  // Field SwitchExpressionTarget$1.$SwitchMap$SwitchExpressionTarget$E:[I
         3: aload_0
         4: invokevirtual #3                  // Method SwitchExpressionTarget$E.ordinal:()I
         7: iaload
         8: lookupswitch  { // 2
                       1: 36
                       2: 41
                 default: 46
            }
        36: iconst_1
        37: istore_1
        38: goto          54
        41: iconst_0
        42: istore_1
        43: goto          54
        46: new           #4                  // class java/lang/IncompatibleClassChangeError
        49: dup
        50: invokespecial #5                  // Method java/lang/IncompatibleClassChangeError."<init>":()V
        53: athrow
        54: iload_1
        55: ireturn
      LineNumberTable:
        line 8: 0
        line 9: 36
        line 10: 41
        line 8: 55