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From: "rguenth 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: Wed, 12 May 2021 09:30:10 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D100537

--- Comment #7 from Richard Biener <rguenth at gcc dot gnu.org> ---
So you can try if the following fixes the bootstrap.

diff --git a/gcc/go/go-gcc.cc b/gcc/go/go-gcc.cc
index 5d9dbb5d068..18673e54c96 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();

+  mark_addressable (expr);
   tree ret =3D build_fold_addr_expr_loc(location.gcc_location(), expr);
   return this->make_expression(ret);
 }=