https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71307
rsandifo at gcc dot gnu.org <rsandifo at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |rsandifo at gcc dot gnu.org --- Comment #6 from rsandifo at gcc dot gnu.org <rsandifo at gcc dot gnu.org> --- Created attachment 42176 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42176&action=edit Possible fix The attached patch in combination with r252033 seems to fix it for me. The patch is from the SVE series, which needs to add a union class of POINTER+FP anyway because of the presence of predicate registers. Would appreciate more testing as to whether this is a good thing or not in general.