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-rw-r--r--test/dotc/build.scala2
1 files changed, 2 insertions, 0 deletions
diff --git a/test/dotc/build.scala b/test/dotc/build.scala
index 9f47796c3..2963b8f1e 100644
--- a/test/dotc/build.scala
+++ b/test/dotc/build.scala
@@ -21,6 +21,8 @@ object build extends tests {
def main(args: Array[String]): Unit = {
println("------------ Building dotty ------------")
deleteFilesInFolder(new File(defaultOutputDir)) // clear previous output
+ val keepFile = new File(defaultOutputDir + ".keep")
+ keepFile.createNewFile()
dotty // build output dir
val p = Runtime.getRuntime.exec(Array("jar", "cf", "dotty.jar", "-C", "out", "."))
p.waitFor()