diff -r d9783ea1160c -r 03a96b8c7c06 lib/Tools/java
--- a/lib/Tools/java	Mon Oct 23 14:12:09 2017 +0200
+++ b/lib/Tools/java	Mon Oct 23 19:30:39 2017 +0200
@@ -4,11 +4,10 @@
 #
 # DESCRIPTION: invoke Java within the Isabelle environment
 
-declare -a JAVA_ARGS; eval "JAVA_ARGS=($ISABELLE_JAVA_SYSTEM_OPTIONS)"
+eval "declare -a JAVA_ARGS=($ISABELLE_JAVA_SYSTEM_OPTIONS)"
 
 [ -n "$CLASSPATH" ] && classpath "$CLASSPATH"
 unset CLASSPATH
 
 isabelle_java java "${JAVA_ARGS[@]}" \
   -classpath "$(platform_path "$ISABELLE_CLASSPATH")" "$@"
-