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From: "rguenth at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/108068] [10/11/12/13 Regression] decimal
 floating point signed zero is not honored
Date: Thu, 22 Dec 2022 07:12:13 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D108068

--- Comment #7 from Richard Biener <rguenth at gcc dot gnu.org> ---
(In reply to Jakub Jelinek from comment #6)
> And COMPLEX_CST shouldn't probably appear because cplxlower1 runs before
> dom2 and
> VECTOR_CST because GIMPLE_CONDs need scalar conditions, not vector.
> So maybe it is indeed enough to just punt on DECIMAL_FLOAT_TYPE_Ps.

We do allow equality compares of whole vectors, so vectors still can
appear.=