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From: "guojiufu at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug go/100537] Bootstrap-O3 and bootstrap-debug fail on 32-bit ARM
 after gcc-12-657-ga076632e274a
Date: Thu, 13 May 2021 07:02:11 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D100537

--- Comment #15 from Jiu Fu Guo <guojiufu at gcc dot gnu.org> ---
(In reply to Jiu Fu Guo from comment #9)
> Yes,
>=20
> diff --git a/gcc/go/go-gcc.cc b/gcc/go/go-gcc.cc
> index 5d9dbb5d068..32637a44af1 100644
> --- a/gcc/go/go-gcc.cc
> +++ b/gcc/go/go-gcc.cc
> @@ -1680,6 +1680,7 @@ Gcc_backend::address_expression(Bexpression* bexpr,
> Location location)
>    if (expr =3D=3D error_mark_node)
>      return this->error_expression();
>=20
> +  TREE_ADDRESSABLE(expr) =3D 1;
>    tree ret =3D build_fold_addr_expr_loc(location.gcc_location(), expr);
>    return this->make_expression(ret);
>  }
>=20
> Could pass bootstrap.

So, this patch would pass bootstrap and regtest.=