[Bug lto/47943] PRE fails to move a load before a loop with LTO

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47943

Richard Guenther <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |WAITING
   Last reconfirmed|                            |2011.03.01 13:34:01
     Ever Confirmed|0                           |1

--- Comment #2 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-03-01 
13:34:01 UTC ---
I think this is a dup of PR47924 as I now get

<bb 7>:
  pretmp.8_39 = reg_3(D)->node;
  pretmp.10_19 = 1 << control2_20(D);
  pretmp.10_42 = 1 << control1_10(D);
  pretmp.10_43 = pretmp.10_19 | pretmp.10_42;

<bb 3>:
  # i_17 = PHI <i_37(10), 0(7)>