Merge aef775ddf1 into 8456715b1c

build.sbt

@@ -1,5 +1,5 @@
 ThisBuild / version := "1.0"
-ThisBuild / scalaVersion := "2.13.14"
+ThisBuild / scalaVersion := "2.12.18"
 ThisBuild / organization := "org.example"
 
 val spinalVersion = "1.10.2a"

build.sc

@@ -3,7 +3,7 @@ import mill._, scalalib._
 val spinalVersion = "1.10.2a"
 
 object projectname extends SbtModule {
-  def scalaVersion = "2.13.14"
+  def scalaVersion = "2.12.18"
   override def millSourcePath = os.pwd
   def sources = T.sources(
     millSourcePath / "hw" / "spinal"