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  1. JDK
  2. JDK-8164121

assert(flat != TypePtr::BOTTOM) failed: cannot alias-analyze an untyped ptr

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Details

    • Bug
    • Resolution: Duplicate
    • P2
    • 9
    • 9
    • hotspot

    Description

      A fatal error has been detected by the Java Runtime Environment:
      #
      # Internal Error (hotspot/src/share/vm/opto/compile.cpp:1712), pid=4434, tid=4469
      # assert(flat != TypePtr::BOTTOM) failed: cannot alias-analyze an untyped ptr

      Current thread (0xce609400): JavaThread "C2 CompilerThread1" daemon [_thread_in_native, id=4469, stack(0xce37f000,0xce400000)]


      Current CompileTask:
      C2: 1415 92 % compiler.unsafe.SunMiscUnsafeAccessTestObject::testFieldInstance @ 10 (31 bytes)

      Stack: [0xce37f000,0xce400000], sp=0xce3fd3f0, free space=504k
      Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
      V [libjvm.so+0x14b7f77] VMError::report_and_die(int, char const*, char const*, char*, Thread*, unsigned char*, void*, void*, char const*, int, unsigned int)+0x137
      V [libjvm.so+0x14b8c70] VMError::report_and_die(Thread*, char const*, int, char const*, char const*, char*)+0x30
      V [libjvm.so+0x9350a0] report_vm_error(char const*, int, char const*, char const*, ...)+0x60
      V [libjvm.so+0x8a4dac] Compile::find_alias_type(TypePtr const*, bool, ciField*)+0x77c
      V [libjvm.so+0x8a7f2d] Compile::final_graph_reshaping_impl(Node*, Final_Reshape_Counts&) [clone .part.321]+0x2fd
      V [libjvm.so+0x8b0429] Compile::final_graph_reshaping()+0x359
      V [libjvm.so+0x8b31c6] Compile::Optimize()+0xfc6
      V [libjvm.so+0x8b4352] Compile::Compile(ciEnv*, C2Compiler*, ciMethod*, int, bool, bool, bool, DirectiveSet*)+0x1052
      V [libjvm.so+0x6f91de] C2Compiler::compile_method(ciEnv*, ciMethod*, int, DirectiveSet*)+0x37e
      V [libjvm.so+0x8bfac1] CompileBroker::invoke_compiler_on_method(CompileTask*)+0x421
      V [libjvm.so+0x8c062b] CompileBroker::compiler_thread_loop()+0x22b
      V [libjvm.so+0x140c118] compiler_thread_entry(JavaThread*, Thread*)+0x28
      V [libjvm.so+0x141fa80] JavaThread::thread_main_inner()+0x220
      V [libjvm.so+0x141fd3f] JavaThread::run()+0x1ef
      V [libjvm.so+0x1183944] thread_native_entry(Thread*)+0x124
      C [libpthread.so.0+0x6b2c] start_thread+0xcc
      C [libc.so.6+0xf75fe] clone+0x5e

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              Unassigned Unassigned
              jprovino Joseph Provino (Inactive)
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                Created:
                Updated:
                Resolved: