Failure buiilding OPEN JDK 11 on windows cygwin with VC 2017

[Kim Barrett]

> On Jun 2, 2019, at 4:20 PM, Moshe Zuisman <zuismanm at gmail.com> wrote:
> 
> Hi David.
> I have updated to Visual studio 2017 15.9.12.
> Build still fails, while now works much longer and pass much more steps:
> 
> details.c:/Git_Repos/open_jdk_11/jdk11-1ddf9a99e4ad/jdk11-1ddf9a99e4ad/src/hotspot/share/runtime/flags/jvmFlagRangeList.cpp(341):
> error C2220: warning treated as error -o 'object' file
> generatedc:/Git_Repos/open_jdk_11/jdk11-1ddf9a99e4ad/jdk11-1ddf9a99e4ad/src/hotspot/share/runtime/flags/jvmFlagRangeList.cpp(341):
> warning C4305: 'argument': truncation fm 'const intx' to 'double'make[3]:
> *** [lib/CompileJvm.gmk:151:
> /cygdrive/c/Git_Repos/open_jdk_11/jdk11-1ddf9a99e4ad/jdk11-1ddf9a99e4ad/build/windows-x86_64-normal-server-release/hotspot/riant-server/libjvm/objs/jvmFlagRangeList.obj]
> Error 1make[3]: *** Waiting for unfinished jobs....make[2]: ***

This looks like JDK-8212052, which is marked as fixed in JDK 11.0.2.