zentol opened a new pull request #9315: [FLINK-13374][scala][build] Set -Xss2m when compiling scala URL: https://github.com/apache/flink/pull/9315 This PR bumps the ThreadStackSize to 2MB when compiling scala. This appears to be the common approach for handling StackOverflowErrors by the scala compiler. see https://www.scala-lang.org/old/node/10931, https://github.com/scala/bug/issues/10604 I haven't observed an increase in compile time.
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