Hi Andrew, It was suggested that it would be preferable to dial down the compilation settings for the fdlibm code rather than make a source code change. Was this investigated?
Thanks, Brian On Aug 28, 2018, at 7:18 AM, Andrew Leonard <andrew_m_leon...@uk.ibm.com> wrote: > We have discovered issues with gcc 7.3 on zLinux, combined with OpenJDK's > default compiler options has highlighted a couple of native code issues, > with undefined behaviours: > - validating loop test array bounds > - left shifts of negative values > I have created bug https://bugs.openjdk.java.net/browse/JDK-8209786 > and attached the webrev fix here: > http://cr.openjdk.java.net/~aleonard/8209786/webrev.00/ > > This has already been discussed and refined on the "s390x-port-dev" > maillist > and as it was pointed out, it should have been posted here... > > I'd like to request a sponsor for this fix please?