Remove MaxPermSize
See ucb-bar#1079. This option ceased doing things after Java 8 (released in 2014), and openJDK considers having it included an error.
This commit is a redo of a previous one.
@@ -160,7 +160,7 @@ sim_common_files ?= $(build_dir)/sim_files.common.f
# java arguments used in sbt
#########################################################################################
JAVA_HEAP_SIZE ?= 8G
-export JAVA_TOOL_OPTIONS ?= -Xmx$(JAVA_HEAP_SIZE) -Xss8M -XX:MaxPermSize=256M -Djava.io.tmpdir=$(base_dir)/.java_tmp
+export JAVA_TOOL_OPTIONS ?= -Xmx$(JAVA_HEAP_SIZE) -Xss8M -Djava.io.tmpdir=$(base_dir)/.java_tmp
#########################################################################################
# default sbt launch command
