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  1. Actually, the nvptx offloading infracture has...

    Actually, the nvptx offloading infracture has been committed too, it is just missing a few small patches to work properly. Those will be hopefully resolved during stage4.
  2. Can't reproduce

    Strange, can't reproduce anything close to that with the LU numbers, admittedly on i7-2600, but that is for -O3 -march=native pretty much the same thing, AVX but not AVX2 support.
    gcc 4.9 20131230...
  3. See http://gcc.gnu.org/gcc-4.7/cxx0x_status.html...

    See http://gcc.gnu.org/gcc-4.7/cxx0x_status.html for the current state. There is progress being done about the C++0x memory model and also e.g. user defined literals.
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    Compiler flags matter

    I'd like to note that the Phoronix habit of using some compiler flags, without caring much which flags, can be seen e.g. on the PovRay numbers.
    povray-3.6.1, being a 2004ish package, has this jam in...
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