Bug#818996: Please enable -Wabi-tag warning for C++ programs
Package: g++
Control: submitter -1 Jeffrey Walton <noloader@gmail.com>
On Tue, 22 Mar 2016 at 10:34:29 -0400, Jeffrey Walton wrote:
> We just took a report due to
> http://gcc.gnu.org/onlinedocs/libstdc++/manual/using_dual_abi.html
>
> It appears Debian built the library with GCC, and GCC used
> _GLIBCXX_USE_CXX11_ABI. The user then compiled with Clang and caught a
> link error. The tools did not warn him about the problems, so the
> report trickled downhill to us.
>
> Would Debian please enable -Wabi-tag by default for C++ programs in
> its compilers.
>
> I think it can be done in a spec file for GCC. My apologies for not
> offering the string for the specs file. Also see
> http://gcc.gnu.org/onlinedocs/gcc/Spec-Files.html.
>
> Thank you in advance.
Turning this into a g++ bug report.
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