tools/javac/flags/LockedFlagClash.java fails to compile

jdk/test/langtools/tools/lib/toolbox/JavacTask.java:365: error: Result.exitCode in package com.sun.tools.javac.main is not accessible
            return taskImpl.doCall().exitCode;
                                    ^
  (package com.sun.tools.javac.main is declared in module jdk.compiler, which does not export it to the unnamed module)
Note: Some input files use unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.
1 error

TEST RESULT: Failed. Compilation failed: Compilation failed