Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/16871#discussion_r100645304
--- Diff: project/SparkBuild.scala ---
@@ -765,16 +750,6 @@ object CopyDependencies {
}
-object Java8TestSettings {
- import BuildCommons._
-
- lazy val settings = Seq(
- javacJVMVersion := "1.8",
- // Targeting Java 8 bytecode is only supported in Scala 2.11.4 and
higher:
- scalacJVMVersion := (if (System.getProperty("scala-2.10") == "true")
"1.7" else "1.8")
--- End diff --
I see, so we need scalac to target 1.7 byte code for the Scala code it
emits in 2.10. That would be fine for moving to Java 8 if javac (8) were
handling Java code using Java 8, because the result would just be a mix of 7
and 8 bytecode but no big deal. Do I have that right?
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