[Bug ipa/128009] wrong code at -O3 for a union of long double and unsigned __int128 read through a pointer

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=128009

--- Comment #1 from Drea Pinski <pinskia at gcc dot gnu.org> ---
The question is what is the padding bits for long double matter or not.