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  1. JDK
  2. JDK-8230798

[lworld] C2 compilation fails with ShouldNotReachHere in verify_strip_mined_scheduling

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      # Internal Error (/oracle/valhalla1/open/src/hotspot/share/opto/loopnode.cpp:4237), pid=12777, tid=12791
      # Error: ShouldNotReachHere()
      #
      # JRE version: Java(TM) SE Runtime Environment (14.0) (fastdebug build 14-internal+0-adhoc.tobias.open)
      # Java VM: Java HotSpot(TM) 64-Bit Server VM (fastdebug 14-internal+0-adhoc.tobias.open, mixed mode, compressed oops, g1 gc, linux-amd64)
      # Problematic frame:
      # V [libjvm.so+0x124f5f4] PhaseIdealLoop::verify_strip_mined_scheduling(Node*, Node*)+0x3a4


      Current CompileTask:
      C2: 698 163 Test::vMeth (537 bytes)

      Stack: [0x00007fbef0c03000,0x00007fbef0d04000], sp=0x00007fbef0cfe290, free space=1004k
      Native frames: (J=compiled Java code, A=aot compiled Java code, j=interpreted, Vv=VM code, C=native code)
      V [libjvm.so+0x124f5f4] PhaseIdealLoop::verify_strip_mined_scheduling(Node*, Node*)+0x3a4
      V [libjvm.so+0x12529d2] PhaseIdealLoop::build_loop_late_post_work(Node*, bool)+0x362
      V [libjvm.so+0x1252f60] PhaseIdealLoop::build_loop_late(VectorSet&, Node_List&, Node_Stack&)+0xf0
      V [libjvm.so+0x1256c81] PhaseIdealLoop::build_and_optimize(LoopOptsMode)+0x761
      V [libjvm.so+0x9dcd09] PhaseIdealLoop::optimize(PhaseIterGVN&, LoopOptsMode)+0x2f9
      V [libjvm.so+0x9d9d5f] Compile::Optimize()+0xccf
      V [libjvm.so+0x9db0e9] Compile::Compile(ciEnv*, C2Compiler*, ciMethod*, int, bool, bool, bool, DirectiveSet*)+0xfe9
      V [libjvm.so+0x7fcadd] C2Compiler::compile_method(ciEnv*, ciMethod*, int, DirectiveSet*)+0x10d
      V [libjvm.so+0x9e7674] CompileBroker::invoke_compiler_on_method(CompileTask*)+0x334
      V [libjvm.so+0x9e86c8] CompileBroker::compiler_thread_loop()+0x4f8
      V [libjvm.so+0x17a08d6] JavaThread::thread_main_inner()+0x1b6
      V [libjvm.so+0x17a60c6] Thread::call_run()+0xf6
      V [libjvm.so+0x148980e] thread_native_entry(Thread*)+0x10e

        Attachments

        1. hs_err_pid12777.log
          83 kB
        2. replay_pid12777.log
          127 kB
        3. Test.java
          10 kB

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              Assignee:
              roland Roland Westrelin
              Reporter:
              thartmann Tobias Hartmann
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                Created:
                Updated:
                Resolved: