[PATCH] Simplify dg-options for tests using pthreads

[Jonathan Wakely]

On 18/08/16 09:06 +0100, Jonathan Wakely wrote:
>It's been several years now that Solaris supported -pthread as well as
>-pthreads, so there's no need to have separate dg-options directives
>for Solaris.
>
>This patch removes all the lines:
>
>// { dg-options "... -pthreads" { target *-*-solaris* } }
>
>And adds *-*-solaris* to the list of targets in:
>
>// { dg-options "... -pthread" { target ... } }
>
>Rainer, any objection to this change?

Committed to trunk.