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    SubjectRe: [PATCH] Linux Kernel GDB tracepoint module 2011-02-05
    On Wed, Feb 9, 2011 at 00:00, Tom Tromey <tromey@redhat.com> wrote:
    >>>>>> ">" == Hui Zhu <teawater@gmail.com> writes:
    >
    >>> My gcc is 4.4.5.  Does it have VTA?
    >
    > Nope.  VTA went in for 4.5.
    >
    >>> Use the patch is easier than update gcc sometimes, right?  :)
    >
    > Yeah.
    >
    >>> BTW does VTA can handle the issue that after -O2 a lot of code
    >>> execution order is worong?
    >>> It affect me when I debug the Linux Kernel in qemu.
    >
    > My understanding is that VTA is solely about better tracking of values
    > through optimization passes.  It doesn't affect code reordering, by
    > design.
    >
    > Tom
    >

    Thanks Tom.

    Handle the var is enough for KGTP. Could you send me a introduce link for VTA?
    I will post the the VTA to the HOWTO of the kgtp.

    Best,
    Hui
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