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chore: ensure stdlib always produces Java 17 >= artifacts #23593

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Merged
merged 1 commit into from
Jul 24, 2025
Merged

chore: ensure stdlib always produces Java 17 >= artifacts #23593

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6 changes: 6 additions & 0 deletions project/Build.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -1437,6 +1437,9 @@ object Build {
// Needed so that the library sources are visible when `dotty.tools.dotc.core.Definitions#init` is called
"-sourcepath", (Compile / sourceDirectories).value.map(_.getCanonicalPath).distinct.mkString(File.pathSeparator),
),
// Make sure that the produced artifacts have the minimum JVM version in the bytecode
Compile / javacOptions ++= Seq("--target", Versions.minimumJVMVersion),
Compile / scalacOptions ++= Seq("--java-output-version", Versions.minimumJVMVersion),
// Only publish compilation artifacts, no test artifacts
Compile / publishArtifact := true,
Test / publishArtifact := false,
Expand Down Expand Up @@ -1467,6 +1470,9 @@ object Build {
// Needed so that the library sources are visible when `dotty.tools.dotc.core.Definitions#init` is called
"-sourcepath", (Compile / sourceDirectories).value.map(_.getCanonicalPath).distinct.mkString(File.pathSeparator),
),
// Make sure that the produced artifacts have the minimum JVM version in the bytecode
Compile / javacOptions ++= Seq("--target", Versions.minimumJVMVersion),
Compile / scalacOptions ++= Seq("--java-output-version", Versions.minimumJVMVersion),
// Only publish compilation artifacts, no test artifacts
Compile / publishArtifact := true,
Test / publishArtifact := false,
Expand Down
6 changes: 6 additions & 0 deletions project/Versions.scala
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Original file line number Diff line number Diff line change
@@ -0,0 +1,6 @@
object Versions {

/* The Minimum JVM version the artifact should be able to use */
val minimumJVMVersion = "17"

}
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