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  1. JDK
  2. JDK-8194914

Compilation fails with "node not on backedge" in OuterStripMinedLoopNode::adjust_strip_mined_loop

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    • b36
    • 10
    • b40
    • x86_64

        With JDK-8186027, attached test case asserts with debug build:

        $ java -XX:-TieredCompilation ArrayAccess

        # To suppress the following error report, specify this argument
        # after -XX: or in .hotspotrc: SuppressErrorAt=/loopnode.cpp:1335
        #
        # A fatal error has been detected by the Java Runtime Environment:
        #
        # Internal Error (/home/njian/Work/jdk/master/gerrit/src/hotspot/share/opto/loopnode.cpp:1335), pid=20593, tid=20664
        # assert(n->in(0) == cle_tail) failed: node not on backedge?
        #
        # JRE version: OpenJDK Runtime Environment (10.0) (fastdebug build 10-internal+0-adhoc.njian.gerrit)
        # Java VM: OpenJDK 64-Bit Server VM (fastdebug 10-internal+0-adhoc.njian.gerrit, mixed mode, compressed oops, g1 gc, linux-amd64)
        # No core dump will be written. Core dumps have been disabled. To enable core dumping, try "ulimit -c unlimited" before starting Java again
        #
        # An error report file with more information is saved as:
        # /home/njian/Work/jdk/test/benchmarks/microbench/hs_err_pid20593.log
        #
        # Compiler replay data is saved as:
        # /home/njian/Work/jdk/test/benchmarks/microbench/replay_pid20593.log
        #
        # If you would like to submit a bug report, please visit:
        # http://bugreport.java.com/bugreport/crash.jsp
        #
        Current thread is 20664
        Dumping core ...
        Aborted

              roland Roland Westrelin
              njian Ningsheng Jian (Inactive)
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                Created:
                Updated:
                Resolved: