--- old/test/hotspot/jtreg/gc/arguments/TestParallelGCThreads.java	2019-03-19 17:31:57.792259742 +0800
+++ new/test/hotspot/jtreg/gc/arguments/TestParallelGCThreads.java	2019-03-19 17:31:57.676259742 +0800
@@ -27,6 +27,7 @@
  * @test TestParallelGCThreads
  * @key gc
  * @bug 8059527 8081382
+ * @requires vm.gc.ConcMarkSweep & vm.gc.Parallel & vm.gc.G1
  * @summary Tests argument processing for ParallelGCThreads
  * @library /test/lib
  * @library /