[Bug tree-optimization/105329] [12/13 Regression] Bogus restrict warning when assigning 1-char string literal to std::string since r12-3347-g8af8abfbbace49e6

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105329

--- Comment #29 from Jonathan Wakely <redi at gcc dot gnu.org> ---
It adds a new symbol to the library, which is not usually considered an ABI
change, because it's backwards compatible. Compiling with a new GCC and linking
to an old libstdc++ is never supported anyway.