8223777: In posix_spawn mode, failing to exec() jspawnhelper does not result in an error Reviewed-by: rriggs, martin, fweimer

8188872: runtime/ErrorHandling/TimeoutInErrorHandlingTest.java fails intermittently Reviewed-by: dholmes, stuefe

8224793: os::die() does not honor CreateCoredumpOnCrash option Reviewed-by: kbarrett, dholmes, stuefe

8225353: Add @jls links to java.lang.Enum Reviewed-by: lancea, jjg

8225225: stringStream internal buffer should always be zero terminated Reviewed-by: coleenp, dholmes

8225305: ProblemList java/lang/invoke/VarHandles tests Reviewed-by: kvn, iignatyev, mchung, alanb

8225346: Convert file to HTML5 Reviewed-by: lancea

8221368: Error message when module main class cannot be loaded is missing exception details Reviewed-by: alanb, sundar

8221709: replace use of style blockListLast Reviewed-by: jjg

8220238: Enhancing j.l.Runtime/System::gc specification with an explicit 'no guarantee' statement Reviewed-by: shade, dholmes, mchung, plevart

8225342: Shenandoah: use COMPILER2_OR_JVMCI macro consistently Reviewed-by: zgu

8225341: Shenandoah: CM::update_thread_roots() needs to handle derived pointers Reviewed-by: shade

8225037: java.net.JarURLConnection::getJarEntry() throws NullPointerException Reviewed-by: coffeys, vtewari

8224580: Matcher can cause oop field/array element to be reloaded Reviewed-by: neliasso, rkennke, dlong