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  1. JDK
  2. JDK-6646020

assert(in_bb(n),"must be in block") in -Xcomp mode

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    • Subcomponent:
    • Resolved In Build:
      b01
    • CPU:
      generic, x86, sparc
    • OS:
      generic, linux, solaris_10, windows_xp
    • Verification:
      Verified

      Backports

        Description

        This assertion is observed at least on linux-i586/amd64 with both latest jdk6 (1.6.0_10-ea-b09) and jdk7 (1.7.0-ea-b24):
        # Internal Error (/BUILD_AREA/jdk7/hotspot/src/share/vm/opto/superword.cpp:437), pid=15100, tid=2994375600
        # Error: assert(in_bb(n),"must be in block")

        It occurs only in -Xcomp mode.

        Testcase and hs_err file are attached.
        Attached a testcase for solaris-i586/amd64.
        The assertion occurs only with C2.

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                Assignee:
                never Tom Rodriguez
                Reporter:
                vlivanov Vladimir Ivanov
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