https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105678
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |documentation Status|UNCONFIRMED |NEW Last reconfirmed| |2022-05-23 Ever confirmed|0 |1 --- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> --- As documented at https://gcc.gnu.org/gcc-12/changes.html#libstdcxx "requires linking to an extra library".. You need -lstdc++_libbacktrace although I haven't put that in the libstdc++ manual yet, and the name of that library might change (it should at least be consistent with the --enable-libstdcxx-blah configure option to build it, and currently they're not consistent, which was dumb of me).