Introduce dg-add-options net_ts
* testsuite/lib/dg-options.exp (add_options_for_net_ts): New proc.
* testsuite/experimental/net/internet/address/v4/comparisons.cc:
Add dg-add-options net_ts.
* testsuite/experimental/net/internet/address/v4/cons.cc: Likewise.
* testsuite/experimental/net/internet/address/v4/creation.cc: Likewise.
* testsuite/experimental/net/internet/address/v4/members.cc: Likewise.
* testsuite/experimental/net/internet/resolver/base.cc: Likewise.
* testsuite/experimental/net/internet/resolver/ops/lookup.cc: Likewise.
* testsuite/experimental/net/internet/resolver/ops/reverse.cc: Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@265192 138bc75d-0d04-0410-961f-82ee72b054a4