[Bug rtl-optimization/45678] [4.4/4.5 Regression] crash on vector code with -m32 -msse

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45678

--- Comment #33 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-01-24 10:23:19 UTC ---
Author: rguenth
Date: Tue Jan 24 10:23:14 2012
New Revision: 183471

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=183471
Log:
2012-01-24  Richard Guenther  <rguenther@suse.de>

    Forward-port to branch
    2010-09-21  Jakub Jelinek  <jakub@redhat.com>

    PR middle-end/45678
    * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
    op0 isn't sufficiently aligned and there is movmisalignM
    insn for mode, use it to load op0 into a temporary register.

Modified:
    branches/gcc-4_6-branch/gcc/ChangeLog
    branches/gcc-4_6-branch/gcc/expr.c