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From: "xry111 at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/111252] LoongArch: Suboptimal code for (a & ~mask) | (b
 & mask) where mask is a constant with value ((1 << n) - 1) << m
Date: Thu, 31 Aug 2023 04:33:39 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D111252

Xi Ruoyao <xry111 at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |chenglulu at loongson dot =
cn,
                   |                            |chenxiaolong at loongson d=
ot cn
             Target|                            |loongarch*-*-*

--- Comment #1 from Xi Ruoyao <xry111 at gcc dot gnu.org> ---
In particular this issue causes the compiler to compile __builtin_copysignf=
128
into very stupid code.=