[Bug target/102974] GCC optimization is very poor for add carry and multiplication combos

[unlvsur at live dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102974

--- Comment #3 from cqwrteur <unlvsur at live dot com> ---
(In reply to Andrew Pinski from comment #2)
> There might be another bug about _addcarryx_u64 already.

This is 32 bit addcarry.