https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106484
rsaxvc at gmail dot com changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |rsaxvc at gmail dot com --- Comment #1 from rsaxvc at gmail dot com --- Created attachment 53388 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=53388&action=edit example umulh implementation C implementation of umulh which can be used to optimize uint64_t/constant division on 32-bit processors without a umulh instruction but with a 32x32=64bit multiplier.