--- a/make/RunTests.gmk	Wed Jan 23 13:40:09 2019 +0100
+++ b/make/RunTests.gmk	Thu Jan 24 11:15:31 2019 +0100
@@ -45,8 +45,8 @@
 endif
 
 $(eval $(call ParseKeywordVariable, TEST_OPTS, \
-    SINGLE_KEYWORDS := JOBS TIMEOUT_FACTOR AOT_MODULES JCOV, \
-    STRING_KEYWORDS := VM_OPTIONS JAVA_OPTIONS, \
+    SINGLE_KEYWORDS := JOBS TIMEOUT_FACTOR JCOV, \
+    STRING_KEYWORDS := VM_OPTIONS JAVA_OPTIONS AOT_MODULES, \
 ))
 
 # Helper function to propagate TEST_OPTS values.
@@ -104,8 +104,10 @@
       -timeoutHandlerTimeout:0
 endif
 
-GTEST_LAUNCHER_DIRS := $(patsubst %/gtestLauncher, %, $(wildcard $(TEST_IMAGE_DIR)/hotspot/gtest/*/gtestLauncher))
-GTEST_VARIANTS := $(strip $(patsubst $(TEST_IMAGE_DIR)/hotspot/gtest/%, %, $(GTEST_LAUNCHER_DIRS)))
+GTEST_LAUNCHER_DIRS := $(patsubst %/gtestLauncher, %, \
+    $(wildcard $(TEST_IMAGE_DIR)/hotspot/gtest/*/gtestLauncher))
+GTEST_VARIANTS := $(strip $(patsubst $(TEST_IMAGE_DIR)/hotspot/gtest/%, %, \
+    $(GTEST_LAUNCHER_DIRS)))
 
 ################################################################################
 # Optionally create AOT libraries for specified modules before running tests.
@@ -130,7 +132,8 @@
   $1_AOT_CCLIST := $$(wildcard $$(TOPDIR)/test/hotspot/jtreg/compiler/aot/scripts/$$($1_MODULE)-list.txt)
 
   # Create jaotc flags.
-  # VM flags which don't affect AOT code generation are filtered out: -Xcomp, -XX:+-TieredCompilation
+  # VM flags which don't affect AOT code generation are filtered out:
+  # -Xcomp, -XX:+-TieredCompilation
   $1_JAOTC_OPTS := \
       -J-Xmx4g --info \
       $$(addprefix -J, $$(filter-out -Xcomp %TieredCompilation, $$($1_VM_OPTIONS))) \
@@ -245,9 +248,10 @@
 $(eval $(call SetTestOpt,TIMEOUT_FACTOR,JTREG))
 
 $(eval $(call ParseKeywordVariable, JTREG, \
-    SINGLE_KEYWORDS := JOBS TIMEOUT_FACTOR TEST_MODE ASSERT VERBOSE RETAIN MAX_MEM \
-        EXTRA_PROBLEM_LISTS KEYWORDS AOT_MODULES, \
-    STRING_KEYWORDS := OPTIONS JAVA_OPTIONS VM_OPTIONS, \
+    SINGLE_KEYWORDS := JOBS TIMEOUT_FACTOR TEST_MODE ASSERT VERBOSE RETAIN \
+        MAX_MEM, \
+    STRING_KEYWORDS := OPTIONS JAVA_OPTIONS VM_OPTIONS KEYWORDS \
+        EXTRA_PROBLEM_LISTS AOT_MODULES, \
 ))
 
 ifneq ($(JTREG), )
@@ -262,8 +266,8 @@
 $(eval $(call SetTestOpt,AOT_MODULES,GTEST))
 
 $(eval $(call ParseKeywordVariable, GTEST, \
-    SINGLE_KEYWORDS := REPEAT AOT_MODULES, \
-    STRING_KEYWORDS := OPTIONS VM_OPTIONS JAVA_OPTIONS, \
+    SINGLE_KEYWORDS := REPEAT, \
+    STRING_KEYWORDS := OPTIONS VM_OPTIONS JAVA_OPTIONS AOT_MODULES, \
 ))
 
 ifneq ($(GTEST), )
@@ -278,7 +282,8 @@
 
 $(eval $(call ParseKeywordVariable, MICRO, \
     SINGLE_KEYWORDS := ITER FORK TIME WARMUP_ITER WARMUP_TIME, \
-    STRING_KEYWORDS := OPTIONS JAVA_OPTIONS VM_OPTIONS RESULTS_FORMAT TEST_JDK BENCHMARKS_JAR, \
+    STRING_KEYWORDS := OPTIONS JAVA_OPTIONS VM_OPTIONS RESULTS_FORMAT TEST_JDK \
+        BENCHMARKS_JAR, \
 ))
 
 ifneq ($(MICRO), )
@@ -344,8 +349,8 @@
 
 # Helper function to determine if a test specification is a microbenchmark test
 #
-# It is a microbenchmark test if it is either "micro", or "micro:" followed by an optional
-# test filter string.
+# It is a microbenchmark test if it is either "micro", or "micro:" followed by
+# an optional test filter string.
 define ParseMicroTestSelection
   $(if $(filter micro%, $1), \
     $(if $(filter micro, $1), \
@@ -435,8 +440,8 @@
 # Helper function to determine if a test specification is a special test
 #
 # It is a special test if it is "special:" followed by a test name,
-# if it is "make:" or "make-" followed by a make test, or any of the special test names
-# as a single word.
+# if it is "make:" or "make-" followed by a make test, or any of the special
+# test names as a single word.
 define ParseSpecialTestSelection
   $(if $(filter special:%, $1), \
     $1 \
@@ -633,7 +638,8 @@
 
   # Save output as JSON or CSV file
   ifneq ($$(MICRO_RESULTS_FORMAT), )
-    $1_MICRO_BASIC_OPTIONS += -rf $$(MICRO_RESULTS_FORMAT) -rff $$($1_TEST_RESULTS_DIR)/jmh-result.$(MICRO_RESULTS_FORMAT)
+    $1_MICRO_BASIC_OPTIONS += -rf $$(MICRO_RESULTS_FORMAT)
+    $1_MICRO_BASIC_OPTIONS += -rff $$($1_TEST_RESULTS_DIR)/jmh-result.$(MICRO_RESULTS_FORMAT)
   endif
 
   ifneq ($$(MICRO_VM_OPTIONS)$$(MICRO_JAVA_OPTIONS), )
@@ -664,7 +670,7 @@
 	    $$($1_MICRO_TEST_JDK)/bin/java $$($1_MICRO_JAVA_OPTIONS) -jar $$($1_MICRO_BENCHMARKS_JAR) \
 	        $$($1_MICRO_ITER) $$($1_MICRO_FORK) $$($1_MICRO_TIME) \
 	        $$($1_MICRO_WARMUP_ITER) $$($1_MICRO_WARMUP_TIME) \
-	        $$($1_MICRO_VM_OPTIONS) $$($1_MICRO_BASIC_OPTIONS) $$(MICRO_OPTIONS)  \
+	        $$($1_MICRO_VM_OPTIONS) $$($1_MICRO_BASIC_OPTIONS) $$(MICRO_OPTIONS) \
 	        $$($1_TEST_NAME) \
 	        > >($(TEE) $$($1_TEST_RESULTS_DIR)/micro.txt) \
 	    && $$(ECHO) $$$$? > $$($1_EXITCODE) \