[FFmpeg-devel] [RFC]configures asmalign test does not work on icc64 11.0

Reimar Döffinger Reimar.Doeffinger
Thu Dec 11 12:53:49 CET 2008

On Thu, Dec 11, 2008 at 02:46:31PM +0100, Carl Eugen Hoyos wrote:
> Hi!
> configure tests alignment with the following C program:
> __asm__ (".align 3");
> icc 11.0 for x86-64 optimizes the align away (even with -O0),

"optimizes the align away"? How/why?
Have you tried replacing 3 with 9?
Or adding a "volatile" and "::memory" to the asm statement?

Reimar D?ffinger

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