https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86592
--- Comment #1 from Will Schmidt <willschm at gcc dot gnu.org> --- This should have cleared up once the gimple-folding support for unaligned loads and stores went in, and the instruction counts settled on the expected values. commit c16f12a2dc14256226e85a9a9f82b54eb1de2187 Author: willschm <willschm@138bc75d-0d04-0410-961f-82ee72b054a4> Date: Mon Aug 13 18:13:20 2018 +0000 I'll keep an eye on this space to make sure. thanks,