Bug ID: JDK-8028563 Remove javac support for 6/1.6 source and target values

JDK-8028563 : Remove javac support for 6/1.6 source and target values

Type: Enhancement
Component: tools
Sub-Component: javac
Affected Version: 12

Priority: P4
Status: Resolved
Resolution: Fixed

Submitted: 2013-11-19
Updated: 2019-02-27
Resolved: 2018-07-12

Versions (Unresolved/Resolved/Fixed)

The Version table provides details related to the release that this issue/RFE will be addressed.

Unresolved : Release in which this issue/RFE will be addressed.
Resolved: Release in which this issue/RFE has been resolved.
Fixed : Release in which this issue/RFE has been fixed. The release containing this fix may be available for download as an Early Access Release or a General Availability Release.

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JDK 12
12 b03Fixed

Related Reports

CSR :	JDK-8206877 - Remove javac support for 6/1.6 source and target values
Relates :	JDK-8173606 - Deprecate constructors of 7-era visitors
Relates :	JDK-8207209 - Investigate generation of javac resource key compiler.err.feature.not.supported.in.source
Relates :	JDK-8046172 - JEP 182: Policy for Retiring javac -source and -target Options
Relates :	JDK-8173605 - Remove support for source and target 1.7 option in javac
Relates :	JDK-8011044 - Remove support for 1.5 and earlier source and target options
Relates :	JDK-8207248 - Reduce incidence of compiler.warn.source.no.bootclasspath in javac tests

Sub Tasks

JDK-8206439 :	Remove javac -source/-target 6 from langtools regression tests - Resolved
JDK-8206440 :	Remove javac -source/-target 6 from jdk regression tests - Resolved
JDK-8206443 :	Update security libs manual test to cope with removal of javac -source/-target 6 - Resolved
JDK-8206874 :	Evaluate LoadClassFromJava6CreatedJarTest.java after dropping -source 6 - Resolved
JDK-8206950 :	Closed updates for removing javac -source/-target 6 - Resolved
JDK-8219875 :	Release Note: Removal of javac Support for 6/1.6 source, target, and release Values - Closed

Description

Per the general policy of evolving the set of supported source and target options in javac

    JEP 182: Policy for Retiring javac -source and -target Options
    http://openjdk.java.net/jeps/182

As of JDK 10, source 6 and target 6 should be removed and source and target 7 treated as obsolete.

Comments

Review threads: http://mail.openjdk.java.net/pipermail/compiler-dev/2018-July/012167.html http://mail.openjdk.java.net/pipermail/build-dev/2018-July/022653.html
09-07-2018
Based on the discussion thread, now targeting this work for JDK 12.
15-05-2018
Dropping -source/-target/--release 6/1.6 in JDK 11 under discussion: http://mail.openjdk.java.net/pipermail/jdk-dev/2018-May/001190.html
10-05-2018
With the faster release cadence, 6 months vs 2 years, 7 will remain a fully supported and non-deprecated option for javac's -source/-target/--release options in JDK 10 and 6 will remain a deprecated value to those options.
05-12-2017