[Mesa-dev] [Bug 87658] [llvmpipe] SEGV in sse2_has_daz on ancient Pentium4-M

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=87658

--- Comment #4 from David Heidelberg (okias) <david at ixit.cz> ---
(In reply to Patrick Baggett from comment #3)
> -#if (defined(PIPE_CC_GCC) || defined(PIPE_CC_SUNPRO))
> +#if (defined(PIPE_CC_GCC) && (PIPE_CC_GCC_VERSION >= 408))
> +   __builtin_ia32_fxsave(&fxarea);
> +#elif (defined(PIPE_CC_GCC) || defined(PIPE_CC_SUNPRO))
> 
> Is GCC >= 408 the right value? I only mention this because I didn't see any
> gcc 4.0.8 release on the GNU site, and there was some mention of GCC 4.8.

src/gallium/include/pipe/p_config.h:#define PIPE_CC_GCC_VERSION (__GNUC__ * 100
+ __GNUC_MINOR__).

At first moment I also though it's 4.0.8, but in reality it's 4.8.x.

[1] https://www.ocf.berkeley.edu/~pad/tigcc/doc/html/cpp_SEC15_GNUC.html

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