[Bug rtl-optimization/56766] Fails to combine (vec_select (vec_concat ...)) to (vec_merge ...)

[ubizjak at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56766

--- Comment #13 from Uroš Bizjak <ubizjak at gmail dot com> ---
(In reply to rguenther@suse.de from comment #12)
> On Thu, 11 Jun 2015, ubizjak at gmail dot com wrote:

> As it is just 'naming' it shouldn't matter, no?

Well, the operand is used in the assembly, and now "the other" operand matches.