[PATCH, testsuite]: More fixes in vect testsuite

[Jakub Jelinek]

On Fri, Jun 24, 2016 at 06:34:11PM +0200, Uros Bizjak wrote:
> 2016-06-24 18:14 GMT+02:00 Christophe Lyon <christophe.lyon@linaro.org>:
> > 2016-06-24 17:50 GMT+02:00 Uros Bizjak <ubizjak@gmail.com>:
> >> Hello!
> >>
> >> - Remove harmful "dg-do run" directives (run vs. compile is handled
> >> automatically by the vect.exp infrastructure)
> >
> > I thought Jakub disagreed on that :-)
> 
> Please see this snippet from check_vect_support_and_set_flags,
> lib/target-supports.exp:
> 
>     } elseif { [istarget i?86-*-*] || [istarget x86_64-*-*] } {
>         lappend DEFAULT_VECTCFLAGS "-msse2"
>         if { [check_effective_target_sse2_runtime] } {
>             set dg-do-what-default run
>         } else {
>             set dg-do-what-default compile
>         }

What is the point of check_vect () if you want to do it purely using the
default dg-do?  Shall we just remove it?

	Jakub