From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 622533857829; Thu, 18 Mar 2021 12:08:37 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 622533857829 From: "alexey.ismagilov at rfdyn dot ru" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/99642] New: Compiler error while using precompiled header and -Wmismatched-tags flag Date: Thu, 18 Mar 2021 12:08:37 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c++ X-Bugzilla-Version: 10.2.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: alexey.ismagilov at rfdyn dot ru 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: bug_id short_desc product version bug_status bug_severity priority component assigned_to reporter target_milestone Message-ID: 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 X-BeenThere: gcc-bugs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-bugs mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 18 Mar 2021 12:08:37 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D99642 Bug ID: 99642 Summary: Compiler error while using precompiled header and -Wmismatched-tags flag Product: gcc Version: 10.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: alexey.ismagilov at rfdyn dot ru Target Milestone: --- Steps to reproduce: =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D $ cat pch.h #include $ cat main.cpp=20 #include #include "pch.h" int main () {} $ /usr/bin/g++ -Wmismatched-tags -c pch.h -o pch.h.gch $ /usr/bin/g++ -Wmismatched-tags -include pch.h main.cpp main.cpp:3:14: internal compiler error: in diag_mismatched_tags, at cp/parser.c:31360 3 | int main () {} | ^ Please submit a full bug report, with preprocessed source if appropriate. See for instructions. Additional info: =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D $ /usr/bin/g++ -v Using built-in specs. COLLECT_GCC=3D/usr/bin/g++ COLLECT_LTO_WRAPPER=3D/usr/lib/gcc/x86_64-pc-linux-gnu/10.2.0/lto-wrapper Target: x86_64-pc-linux-gnu Configured with: /build/gcc/src/gcc/configure --prefix=3D/usr --libdir=3D/u= sr/lib --libexecdir=3D/usr/lib --mandir=3D/usr/share/man --infodir=3D/usr/share/in= fo --with-bugurl=3Dhttps://bugs.archlinux.org/ --enable-languages=3Dc,c++,ada,fortran,go,lto,objc,obj-c++,d --with-isl --with-linker-hash-style=3Dgnu --with-system-zlib --enable-__cxa_atexit --enable-cet=3Dauto --enable-checking=3Drelease --enable-clocale=3Dgnu --enable-default-pie --enable-default-ssp --enable-gnu-indirect-function --enable-gnu-unique-object --enable-install-libiberty --enable-linker-build= -id --enable-lto --enable-multilib --enable-plugin --enable-shared --enable-threads=3Dposix --disable-libssp --disable-libstdcxx-pch --disable-libunwind-exceptions --disable-werror gdc_include_dir=3D/usr/include/dlang/gdc Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 10.2.0 (GCC) # pacman -F /usr/bin/g++ usr/bin/g++ is owned by core/gcc 10.2.0-6=