diff -r d9783ea1160c -r 03a96b8c7c06 lib/Tools/scala
--- a/lib/Tools/scala	Mon Oct 23 14:12:09 2017 +0200
+++ b/lib/Tools/scala	Mon Oct 23 19:30:39 2017 +0200
@@ -6,7 +6,7 @@
 
 isabelle_admin_build jars || exit $?
 
-declare -a JAVA_ARGS; eval "JAVA_ARGS=($ISABELLE_JAVA_SYSTEM_OPTIONS)"
+eval "declare -a JAVA_ARGS=($ISABELLE_JAVA_SYSTEM_OPTIONS)"
 declare -a SCALA_ARGS=()
 for ARG in "${JAVA_ARGS[@]}"
 do