Fix Version/s: 12
Compatibility Risk Description:Known impact on projects still built under source level 6.
Interface Kind:add/remove/modify command line option
Remove support for the 6/1.6 argument to
Per the policy described in
JEP 182: Policy for Retiring javac -source and -target Options http://openjdk.java.net/jeps/182
support for a particular
--release value has a limited lifetime. After discussion on jdk-dev (http://mail.openjdk.java.net/pipermail/jdk-dev/2018-May/001190.html), removing support for 6 was deferred from JDK 11 to JDK 12.
Drop support for 6 and have 7 be reported as obsolete.
No longer accept 6/1.6 as a valid argument and when used report 7/1.7 as obsolete.