[Bug rtl-optimization/45235] const volatile read moved out of order

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45235

--- Comment #7 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-01-11 15:41:23 UTC ---
Author: rguenth
Date: Tue Jan 11 15:41:17 2011
New Revision: 168663

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=168663
Log:
2011-01-11  Richard Guenther  <rguenther@suse.de>

    PR middle-end/45235
    * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
    volatile MEMs as MEM_READONLY_P.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/emit-rtl.c