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@@ -22,10 +22,11 @@
  * @test TestRegionAlignment.java
  * @bug 8013791
+ * @requires vm.gc=="G1" | vm.gc=="null"
  * @summary Make sure that G1 ergonomics pick a heap size that is aligned with the region size
  * @run main/othervm -XX:+UseG1GC -XX:G1HeapRegionSize=32m -XX:MaxRAM=555m TestRegionAlignment
  * When G1 ergonomically picks a maximum heap size it must be aligned to the region size.
  * This test tries to get the VM to pick a small and unaligned heap size (by using MaxRAM=555) and a