Scala v2.12.17 released!

[NewsBot]

Scala v2.12.17 has been released.

This release has the following notable changes affecting compatibility:

• Always emit Java 8 bytecode on 2.12, regardless of -release; deprecate -target (#10109)
• Upgrade the 2.12 scala-compiler’s dependency on scala-xml to 2.1.0 (was 1.0.6) (#10108)

It also fixes this regression in Scala 2.12.16:

• Correctly handle overloads in mixed compilation with Java inner classes (fixing 2.12.16 regression) (#10045)

and aids migration to Scala 2.13:

• Under -Xsource:2.13, warn about changed precedence in imports (#10095)

and eases cross-compilation with Scala 3:

• Accept and ignore using in method signature (to aid cross-building with Scala 3) (#10075)

and enables improved tooling:

• Tooling support: Add a tree attachment to mark auto-…

Link: Release Scala 2.12.17 · scala/scala · GitHub