Re: [PATCH, dataflow]: Fix PR55845, 454.calculix miscompares on x86 AVX due to movement of vzeroupper

[Richard Henderson]

On 01/07/2013 03:26 PM, Jakub Jelinek wrote:
> 2012-01-08  Jakub Jelinek  <ja...@redhat.com>
>           Uros Bizjak  <ubiz...@gmail.com>
> 
>       PR rtl-optimization/55845
>       * df-problems.c (can_move_insns_across): Stop scanning at
>       volatile_insn_p source instruction or give up if
>       across_from .. across_to range contains any volatile_insn_p
>       instructions.

Ok.


r~