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  1. JDK
  2. JDK-8265726

[lworld] C2 compilation fails with assert "uses must be dominated by definitions"

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    Details

    • Type: Bug
    • Status: Resolved
    • Priority: P3
    • Resolution: Fixed
    • Affects Version/s: repo-valhalla
    • Fix Version/s: repo-valhalla
    • Component/s: hotspot
    • Labels:

      Description

      # A fatal error has been detected by the Java Runtime Environment:
      #
      # Internal Error (/oracle/valhalla2/open/src/hotspot/share/opto/block.cpp:1264), pid=627247, tid=627255
      # assert(n->is_Root() || n->is_Region() || n->is_Phi() || n->is_MachMerge() || def_block->dominates(block)) failed: uses must be dominated by definitions

      Current CompileTask:
      C2: 6863 1896 b 4 java.lang.invoke.LambdaForm$MH/0x0000000800001000::invokeExact_MT (32 bytes)

      Stack: [0x00007f1b99a36000,0x00007f1b99b37000], sp=0x00007f1b99b32220, free space=1008k
      Native frames: (J=compiled Java code, A=aot compiled Java code, j=interpreted, Vv=VM code, C=native code)
      V [libjvm.so+0x6e1cb5] PhaseCFG::verify() const+0x405
      V [libjvm.so+0xa7239f] Compile::Code_Gen()+0x2af
      V [libjvm.so+0xa7c7d6] Compile::Compile(ciEnv*, ciMethod*, int, bool, bool, bool, bool, DirectiveSet*)+0x23d6
      V [libjvm.so+0x8858a8] C2Compiler::compile_method(ciEnv*, ciMethod*, int, bool, DirectiveSet*)+0x1f8
      V [libjvm.so+0xa8c381] CompileBroker::invoke_compiler_on_method(CompileTask*)+0xc91
      V [libjvm.so+0xa8d0c8] CompileBroker::compiler_thread_loop()+0x5a8
      V [libjvm.so+0x199b5d1] JavaThread::thread_main_inner()+0x271
      V [libjvm.so+0x19a3410] Thread::call_run()+0x100
      V [libjvm.so+0x164de4e] thread_native_entry(Thread*)+0x10e

      The assert was added by JDK-8263227 and is currently disabled due to this failure.

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              Assignee:
              thartmann Tobias Hartmann
              Reporter:
              thartmann Tobias Hartmann
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                Dates

                Created:
                Updated:
                Resolved: