[Bug c++/121238] `-fmodules` causes invalid runtime exceptions with `std::format`

[nshead at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121238

--- Comment #13 from Nathaniel Shead <nshead at gcc dot gnu.org> ---
*** Bug 121254 has been marked as a duplicate of this bug. ***