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From: "mpolacek at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug ipa/94217] [10 Regression] ICE in ipa_find_agg_cst_for_param,
 at ipa-prop.c:3467 since r10-7237-g4e3d3e40726e1b68
Date: Wed, 18 Mar 2020 18:43:56 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D94217

Marek Polacek <mpolacek at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |mpolacek at gcc dot gnu.org

--- Comment #2 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
(In reply to Nicholas Krause from comment #1)
> Hi Marin,
> I've not sure if this is correct but it does not ICE with this fix:
>                 tree off =3D fold_convert (ptr_type_node, op1);
> -                   return build_fold_addr_expr_loc
> -                       (loc,
> +                   return build1_loc
> +                       (loc, ADDR_EXPR, TREE_TYPE (op0),
>                          fold_build2 (MEM_REF,
>                                       TREE_TYPE (TREE_TYPE (op0)),
>                                       unshare_expr (op0), off));
>=20
> should actually be:=20=20
> (EXPR_LOCATION(off), ADDR_EXPR, TREE_TYPE (op0),
>                          fold_build2 (MEM_REF,
>                                       TREE_TYPE (TREE_TYPE (op0)),
>                                       unshare_expr (op0), off));

Huh?  Why do you think that changing the location should fix the ICE?  That=
's a
completely random change that you never bothered to test, because it doesn't
fix the crash.=