https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96063
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Ever confirmed|0 |1 Status|UNCONFIRMED |NEW Keywords| |diagnostic Last reconfirmed| |2020-07-06 --- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> --- I'm tempted to just disable the warning in all libstdc++ headers. It's a silly warning, and the "may result in linker errors under the Microsoft C++ ABI" is a false alarm in our case (we never *only* declare it without also defining it).