[Bug target/99708] __SIZEOF_FLOAT128__ not defined on powerpc64le-linux

[segher at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99708

--- Comment #30 from Segher Boessenkool <segher at gcc dot gnu.org> ---
There should be a __SIZEOF_IEEE128__ as well, of course.