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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/111334] ICE is reported during the combine pass
 optimization
Date: Fri, 08 Sep 2023 03:58:56 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D111334

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|rtl-optimization            |target

--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to chenglulu from comment #3)
> This involves the template <optab>di3_fake:
> (define_insn "<optab>di3_fake"
>   [(set (match_operand:DI 0 "register_operand" "=3Dr,&r,&r")
>         (sign_extend:DI
>           (any_div:SI (match_operand:DI 1 "register_operand" "r,r,0")
>                       (match_operand:DI 2 "register_operand" "r,r,r"))))]

That pattern definitely looks broken.
Divide's operands' mode must match the mode of the divide IIRC.=