https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77843
--- Comment #1 from Segher Boessenkool <segher at gcc dot gnu.org> --- It is trying to do a signed conversion from TImode to float here, to be stored in BLKmode.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77843
--- Comment #1 from Segher Boessenkool <segher at gcc dot gnu.org> --- It is trying to do a signed conversion from TImode to float here, to be stored in BLKmode.