[Bug c++/59378] Internal compiler error when using __builtin_shuffle in a template function

[glisse at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59378

Marc Glisse <glisse at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |glisse at gcc dot gnu.org

--- Comment #7 from Marc Glisse <glisse at gcc dot gnu.org> ---
Created attachment 31373
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=31373&action=edit
Untested rough patch

This ugliness makes the vec_perm_expr more similar to the other build_x_*
functions. Just a quick thing, may be wrong.