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  1. JDK
  2. JDK-8205107

assert(c->Opcode() == Op_SafePoint) failed: broken outer loop

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Details

    • Bug
    • Resolution: Fixed
    • P3
    • 11
    • 11
    • hotspot
    • b20

    Backports

      Description

        The safepoint node belonging to a OuterStripMinedLoopEnd is removed making us fail on the assert.

        I have only been able to reproduce this running with -XX:+ZGC, but no barriers are involved, suggesting that it could happen with any GC.

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            backported by

            Backport - A issue that is required to port a Bug or Feature into another product release. This issue type is generally associated with the main Bug/Feature to represent each individual release of the port. JDK-8206579 assert(c->Opcode() == Op_SafePoint) failed: broken outer loop

            • P3 - Major loss of function.
            • Resolved

            Backport - A issue that is required to port a Bug or Feature into another product release. This issue type is generally associated with the main Bug/Feature to represent each individual release of the port. JDK-8206802 assert(c->Opcode() == Op_SafePoint) failed: broken outer loop

            • P3 - Major loss of function.
            • Resolved
            relates to

            Enhancement - null JDK-8186027 C2: loop strip mining

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Resolved

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                neliasso Nils Eliasson (Inactive)
                neliasso Nils Eliasson (Inactive)
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                  Updated:
                  Resolved: