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From: "dave.anglin at bell dot net" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug libstdc++/98003] FAIL: 27_io/basic_syncbuf/sync_ops/1.cc (test
 for excess errors)
Date: Sat, 12 Dec 2020 16:58:59 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D98003

--- Comment #5 from dave.anglin at bell dot net ---
There is no --as-needed support.

I think either approach would simplify things as most targets don't need to
link against libatomic.=