[Bug libstdc++/79114] [6 Regression] std::throw_with_nested("string literal") is rejected

[clyon at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79114

--- Comment #7 from Christophe Lyon <clyon at gcc dot gnu.org> ---
I should probably mention that the test passes on trunk in the same
configurations.