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From: "mpolacek at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug c++/98352] [9/10/11 Regression] ICE in implicitly_declare_fn,
 at cp/method.c:2914 since r9-6097-g9d35a27a8353b57e
Date: Fri, 12 Mar 2021 00:48:57 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D98352

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |mpolacek at gcc dot gnu.org
             Status|NEW                         |ASSIGNED
           Assignee|unassigned at gcc dot gnu.org      |mpolacek at gcc dot=
 gnu.org

--- Comment #2 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
My patch for PR94751 will fix this too if it's tweaked like this:

--- a/gcc/cp/method.c
+++ b/gcc/cp/method.c
@@ -3002,7 +3002,7 @@ implicitly_declare_fn (special_function_kind kind, tr=
ee
type,
         member initializer (c++/89914).  Also, in C++98, we might have
         failed to deduce RAISES, so try again but complain this time.  */
      if (cxx_dialect < cxx11)
-       synthesized_method_walk (type, kind, const_p, nullptr, nullptr,
+       synthesized_method_walk (type, kind, const_p, &raises, nullptr,
                     nullptr, nullptr, /*diag=3D*/true,
                     &inherited_ctor, inherited_parms);
      /* We should have seen an error at this point.  */=