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From: "dl.soluz at gmx dot net" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/103186] redefinition of template symbol error with strange error diagnostic
Date: Thu, 11 Nov 2021 10:25:43 +0000 [thread overview]
Message-ID: <bug-103186-4-ZXob7xcnZA@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-103186-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103186
--- Comment #4 from dennis luehring <dl.soluz at gmx dot net> ---
(In reply to Andrew Pinski from comment #3)
> >gcc -Wall -Wextra -std=c++17 test.cpp -DTEST=2
>
>
> This is wrong, you should use g++ to link as you need to link against
> libstdc++ which gcc does not do which is why you are not seeing it on
> gcc.godbolt.
stupid me - my cmake scripts uses g++, accidentally switched to gcc - thanks
so the -DTEST=2 is NOT a bug
$ g++ -v
Using built-in specs.
COLLECT_GCC=g++
COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-linux-gnu/11/lto-wrapper
OFFLOAD_TARGET_NAMES=nvptx-none:amdgcn-amdhsa
OFFLOAD_TARGET_DEFAULT=1
Target: x86_64-linux-gnu
Configured with: ../src/configure -v --with-pkgversion='Ubuntu 11.2.0-7ubuntu2'
--with-bugurl=file:///usr/share/doc/gcc-11/README.Bugs
--enable-languages=c,ada,c++,go,brig,d,fortran,objc,obj-c++,m2 --prefix=/usr
--with-gcc-major-version-only --program-suffix=-11
--program-prefix=x86_64-linux-gnu- --enable-shared --enable-linker-build-id
--libexecdir=/usr/lib --without-included-gettext --enable-threads=posix
--libdir=/usr/lib --enable-nls --enable-bootstrap --enable-clocale=gnu
--enable-libstdcxx-debug --enable-libstdcxx-time=yes
--with-default-libstdcxx-abi=new --enable-gnu-unique-object
--disable-vtable-verify --enable-plugin --enable-default-pie --with-system-zlib
--enable-libphobos-checking=release --with-target-system-zlib=auto
--enable-objc-gc=auto --enable-multiarch --disable-werror --enable-cet
--with-arch-32=i686 --with-abi=m64 --with-multilib-list=m32,m64,mx32
--enable-multilib --with-tune=generic
--enable-offload-targets=nvptx-none=/build/gcc-11-ZPT0kp/gcc-11-11.2.0/debian/tmp-nvptx/usr,amdgcn-amdhsa=/build/gcc-11-ZPT0kp/gcc-11-11.2.0/debian/tmp-gcn/usr
--without-cuda-driver --enable-checking=release --build=x86_64-linux-gnu
--host=x86_64-linux-gnu --target=x86_64-linux-gnu
--with-build-config=bootstrap-lto-lean --enable-link-serialization=2
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 11.2.0 (Ubuntu 11.2.0-7ubuntu2)
next prev parent reply other threads:[~2021-11-11 10:25 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-11 10:06 [Bug c++/103186] New: " dl.soluz at gmx dot net
2021-11-11 10:13 ` [Bug c++/103186] " dl.soluz at gmx dot net
2021-11-11 10:13 ` dl.soluz at gmx dot net
2021-11-11 10:21 ` pinskia at gcc dot gnu.org
2021-11-11 10:25 ` dl.soluz at gmx dot net [this message]
2021-11-11 10:36 ` dl.soluz at gmx dot net
2021-11-11 10:38 ` pinskia at gcc dot gnu.org
2021-11-11 10:41 ` [Bug c++/103186] [11/12 Regression] " pinskia at gcc dot gnu.org
2021-11-11 13:11 ` [Bug c++/103186] [11/12 Regression] ICE with fold-expression and lambdas as default rguenth at gcc dot gnu.org
2021-11-12 18:55 ` [Bug c++/103186] [11/12 Regression] ICE with fold-expression and lambdas as default since r11-7965-g23be03a0f243a084 marxin at gcc dot gnu.org
2021-12-07 1:00 ` [Bug c++/103186] [11/12 Regression] ICE with " pinskia at gcc dot gnu.org
2021-12-07 1:01 ` pinskia at gcc dot gnu.org
2021-12-30 13:48 ` pinskia at gcc dot gnu.org
2022-01-07 8:49 ` pinskia at gcc dot gnu.org
2022-01-26 19:37 ` [Bug c++/103186] [11/12 Regression] ICE with lambda as default argument in template jason at gcc dot gnu.org
2022-02-01 19:15 ` cvs-commit at gcc dot gnu.org
2022-02-01 19:17 ` [Bug c++/103186] [11 " jason at gcc dot gnu.org
2022-03-22 5:18 ` cvs-commit at gcc dot gnu.org
2022-04-12 17:28 ` jason at gcc dot gnu.org
2022-07-20 15:11 ` redi at gcc dot gnu.org
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