Hi! On Wed, 2018-01-31 at 07:35:32 +0100, Philipp Hahn wrote: > Using parallel build (-jX) fails for us, so it takes ~13h to compile > that gcc. I was told to use '-J' instead, but that is not supported by > dpkg-buildpackage in Debian-Stretch :-(
dpkg-buildpackage does support -J in stretch (starting with dpkg 1.18.2). But if -jN breaks, that's because the package is not parallel build safe, so using -J will not improve things, as the package has not opted in (or has opted out depending on the debhelper used) from parallel builds anyway. Thanks, Guillem