[Bug c/118191] missing option to read __float128 from command line argument or string

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118191

--- Comment #4 from Jonathan Wakely <redi at gcc dot gnu.org> ---
This bug database is still the wrong place for your questions. 

You probably need a newer glibc, strtof128 is relatively new.