While testing G1 (with a solaris / sparc / 32-bit / server / fastdebug JVM) I came across this failure: =============== DEBUG MESSAGE: checkcast_copy within a single array ================ # To suppress the following error report, specify this argument # after -XX: or in .hotspotrc: SuppressErrorAt=/assembler_sparc.cpp:1969 # # A fatal error has been detected by the Java Runtime Environment: # # Internal Error (/java/east/u2/ap31282/hotspot-g1-explicit-gcs/src/cpu/sparc/vm/assembler_sparc.cpp:1969), pid=16746, tid=35 # assert(false) failed: error # # JRE version: 7.0-b27 # Java VM: OpenJDK Server VM (19.0-b02-internal-fastdebug mixed mode solaris-sparc ) # An error report file with more information is saved as: # /java/east/u2/ap31282/gc_test_suite_humdinger/gclockertest/hs_err_pid16746.log # # If you would like to submit a bug report, please visit: # http://java.sun.com/webapps/bugreport/crash.jsp # Current thread is 35 Dumping core ... The test was the GCLockerTest: java -XX:+UseG1GC -XX:+PrintGCTimeStamps -XX:+PrintGCDetails -Xms2g -Xmx2500m GCLockerTest 30
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