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GCC 4.3.0 Exposes a Kernel Bug

Posted by kdawson on from the my-flag-boy-told-your-flag-boy dept.

ohxten sends news from earlier this month that GCC 4.3.0's new behavior of not clearing the direction flag before a string operation on x86 systems poses problems with kernels — such as Linux and BSD — that do not clear the direction flag before a signal handler is called, despite the ABI specification.

1 of 256 comments (clear)

  1. Translation? by Raul654 · · Score: 0, Redundant

    Can someone please explain that in terms that non-LKML subscribers can understand?

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    To make laws that man cannot, and will not obey, serves to bring all law into contempt.
    --E.C. Stanton