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From: "g.peterhoff@t-online.de" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug libstdc++/109758] std::abs(__float128) doesn't support NaN
Date: Sat, 06 May 2023 23:06:18 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D109758

--- Comment #5 from g.peterhoff@t-online.de ---
>> Again, what do you mean by "quadmath"?

__float128 https://github.com/gcc-mirror/gcc/tree/master/libquadmath
This is not to be confused with C++23 std::float128_t.=