Hi, >As far as I know, the plan is to switch to gcc-6 by default for stretch: >https://lists.debian.org/debian-gcc/2016/01/msg00100.html >so while identifying and backporting the fix to gcc-5 would be nice, I'd >recommend not putting too much effort there.
fully agree, this is why I didn't bother about bisecting the issue. Eric, if you want a test build on a porterbox I can do it, just give me a list of commands to issue and I'll happily execute them for you (please note: porterboxes don't allow "everything", so debugging might not be trivial to perform) G.