From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-bugzilla@gcc.gnu.org>
Received: by sourceware.org (Postfix, from userid 48)
	id 6B1483858CDB; Sat,  3 Sep 2022 20:56:27 +0000 (GMT)
DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 6B1483858CDB
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org;
	s=default; t=1662238587;
	bh=FCET4GjCL41AClrInfroF6ZWuxm7uRIHe7St1e9hUaM=;
	h=From:To:Subject:Date:In-Reply-To:References:From;
	b=x9H7HDgXFFuGf3iEhGM5YedxgjQ3zQpKLG0ybbGnqFBIXJNr0A9utKs6/UjcWiFcy
	 hWHNYVjmOOUCgIog4MegfB6z+u0R2k8ffS18UbwlbuSji+mOoIIA9haH7DiUQ98V3d
	 Ss9XwYxHFzkKkHiezYtihs17a5+sHEAYUUu37Dwo=
From: "markmigm at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/106820] internal compiler error: in
 function_and_variable_visibility [for std::dynamic_pointer_cast use via
 <memory> module]
Date: Sat, 03 Sep 2022 20:56:27 +0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: changed
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: c++
X-Bugzilla-Version: 12.2.0
X-Bugzilla-Keywords: 
X-Bugzilla-Severity: normal
X-Bugzilla-Who: markmigm at gmail dot com
X-Bugzilla-Status: UNCONFIRMED
X-Bugzilla-Resolution: 
X-Bugzilla-Priority: P3
X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org
X-Bugzilla-Target-Milestone: ---
X-Bugzilla-Flags: 
X-Bugzilla-Changed-Fields: 
Message-ID: <bug-106820-4-snIY7Ozf4K@http.gcc.gnu.org/bugzilla/>
In-Reply-To: <bug-106820-4@http.gcc.gnu.org/bugzilla/>
References: <bug-106820-4@http.gcc.gnu.org/bugzilla/>
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable
X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/
Auto-Submitted: auto-generated
MIME-Version: 1.0
List-Id: <gcc-bugs.sourceware.org>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D106820

--- Comment #1 from Mark Millard <markmigm at gmail dot com> ---
(In reply to Mark Millard from comment #0)
> Failing command sequence (from a FreeBSD context) for a reduced/small test
> case:
>=20
> // g++12 -std=3Dc++20 -fmodules-ts -xc++-system-header memory
> // g++12 -std=3Dc++20 -freport-bug -fmodules-ts -c
> gpp12_module_dynamic_pointer_cast_failure.cpp
. . .

I've now tried this on fedora 36 with copies of the source code
and got no failure in the fedora context. This was with:

# c++ -v
Using built-in specs.
COLLECT_GCC=3Dc++
COLLECT_LTO_WRAPPER=3D/usr/libexec/gcc/aarch64-redhat-linux/12/lto-wrapper
Target: aarch64-redhat-linux
Configured with: ../configure --enable-bootstrap
--enable-languages=3Dc,c++,fortran,objc,obj-c++,ada,go,lto --prefix=3D/usr
--mandir=3D/usr/share/man --infodir=3D/usr/share/info
--with-bugurl=3Dhttp://bugzilla.redhat.com/bugzilla --enable-shared
--enable-threads=3Dposix --enable-checking=3Drelease --enable-multilib
--with-system-zlib --enable-__cxa_atexit --disable-libunwind-exceptions
--enable-gnu-unique-object --enable-linker-build-id
--with-gcc-major-version-only --enable-libstdcxx-backtrace
--with-linker-hash-style=3Dgnu --enable-plugin --enable-initfini-array
--with-isl=3D/builddir/build/BUILD/gcc-12.2.1-20220819/obj-aarch64-redhat-l=
inux/isl-install
--enable-gnu-indirect-function --build=3Daarch64-redhat-linux
--with-build-config=3Dbootstrap-lto --enable-link-serialization=3D1
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 12.2.1 20220819 (Red Hat 12.2.1-1) (GCC)=20

# uname -ap
Linux usbfedora 5.17.8-300.fc36.aarch64 #1 SMP Mon May 16 00:40:35 UTC 2022
aarch64 aarch64 aarch64 GNU/Linux=