https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118408
--- Comment #8 from Jonathan Wakely ---
(In reply to Jakub Jelinek from comment #7)
> Some of them, no? Only if one rebuilds all the new ABI std::regex using
> objects with newer gcc.
Ah yes, good point.
> On the other side, was std::regex a
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118408
Jakub Jelinek changed:
What|Removed |Added
CC||jakub at gcc dot gnu.org
--- Comment #6
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118408
--- Comment #7 from Jakub Jelinek ---
(In reply to Jonathan Wakely from comment #4)
> (In reply to TC from comment #0)
> - some programs consistently using the new ABI would get two identical
> definitions of _Scanner member functions, but that
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118408
--- Comment #5 from rguenther at suse dot de ---
On Mon, 13 Jan 2025, redi at gcc dot gnu.org wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118408
>
> --- Comment #3 from Jonathan Wakely ---
> (In reply to Jonathan Wakely from comment
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118408
--- Comment #4 from Jonathan Wakely ---
(In reply to TC from comment #0)
> It may be too late to fix this though, but it's nice to at least have an
> issue to track it.
I think it might be OK to add the abi_tag("__cxx11") now.
It could cause p
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118408
--- Comment #3 from Jonathan Wakely ---
(In reply to Jonathan Wakely from comment #2)
> It fails if you mix old and new ABIs in a single executable.
More precisely, if you mix std::regex compiled with the old and new ABIs in a
single executable
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118408
--- Comment #2 from Jonathan Wakely ---
It fails if you mix old and new ABIs in a single executable. Using either ABI
consistently throughout the entire program works OK. If you mix them and use
std::regex, the linker picks either the old or new
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118408
Richard Biener changed:
What|Removed |Added
CC||rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118408
Jonathan Wakely changed:
What|Removed |Added
Keywords||ABI
Blocks|
