[gcc(refs/vendors/ibm/heads/gcc-9-branch)] libstdc++-v3/test: Better skip for "use_service.cc"

[Peter Bergner]

https://gcc.gnu.org/g:5e4128fd723d6ff7b19600e96839d2bd9c9a69e4

commit 5e4128fd723d6ff7b19600e96839d2bd9c9a69e4
Author: Andrea Corallo <andrea.corallo@arm.com>
Date:   Wed Apr 1 10:19:04 2020 +0100

    libstdc++-v3/test: Better skip for "use_service.cc"
    
    2020-04-01  Andrea Corallo  <andrea.corallo@arm.com>
    
            * testsuite/experimental/net/execution_context/use_service.cc:
            Require pthread and gthreads.
    
    (cherry picked from commit c1effaa209f9f9b4bcf4cd7c6fcfccaf5e59a2b2)

Diff:
---
 .../testsuite/experimental/net/execution_context/use_service.cc     | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/libstdc++-v3/testsuite/experimental/net/execution_context/use_service.cc b/libstdc++-v3/testsuite/experimental/net/execution_context/use_service.cc
index 5b3087059cf..e9a1915639a 100644
--- a/libstdc++-v3/testsuite/experimental/net/execution_context/use_service.cc
+++ b/libstdc++-v3/testsuite/experimental/net/execution_context/use_service.cc
@@ -15,7 +15,11 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-do run { target c++14 } }
+// { dg-do run }
+// { dg-options "-pthread"  }
+// { dg-require-effective-target c++14 }
+// { dg-require-effective-target pthread }
+// { dg-require-gthreads "" }
 
 #include <experimental/executor>
 #include <testsuite_hooks.h>