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PR libstdc++/89461 * testsuite/lib/libstdc++.exp: Locate libatomic. * testsuite/lib/dg-options.exp (add_options_for_libatomic): New. * testsuite/20_util/shared_ptr/thread/default_weaktoshared.cc: Add libatomic options. * testsuite/20_util/shared_ptr/thread/mutex_weaktoshared.cc: Likewise. * testsuite/experimental/net/timer/waitable/cons.cc: Likewise. * testsuite/experimental/net/timer/waitable/dest.cc: Likewise. * testsuite/experimental/net/timer/waitable/ops.cc: Likewise. From-SVN: r269628
file: libstdc++-v3/README New users may wish to point their web browsers to the file index.html in the 'doc/html' subdirectory. It contains brief building instructions and notes on how to configure the library in interesting ways.