https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99766
--- Comment #4 from Vladimir Makarov <vmakarov at gcc dot gnu.org> --- (In reply to Alex Coplan from comment #2) > The above ICEs with just -O3 -march=armv8.2-a+sve. Thank you for reporting. I reproduced it тоо. I think соме constraint was not categorized rightly. It might be simply to find and to fix but it will need a lot of testing.