Messages in this thread | | | Date | Sat, 19 Oct 2002 03:02:29 +0200 | From | Andi Kleen <> | Subject | Re: [PATCH] fixes for building kernel using Intel compiler |
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On Fri, Oct 18, 2002 at 05:45:08PM -0700, Nakajima, Jun wrote: > No, it removes most of such cases. It happens only for a general boolean > controlling expression, and this is the only spot as far as we tested. But
So it would be optimized away if changed to
if ((offsetof(struct task_struct, thread.i387.fxsave) & 15) != 0) {
?
> our argument is that the checking code is not required because > thread.i387.fxsave is __attribute__ ((aligned (16))). If __attribute__ > ((aligned (...))) is broken, we should see more problems.
I think it would be better to keep the check, even with attribute aligned. These bugs are nasty to debug when they happen.
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