On 08/15/2018 05:15 PM, Niko Tyni wrote: > I haven't located the cause yet; diffing build logs makes me wonder if > the 'generate' target of swig/python/GNUmakefile is getting erroneously > run in parallel with targets compiling the files that 'generate' modifies. > So maybe it's just a case of fragility on parallel builds?
This is most probable. A parallel building issue was fixed in 2.3.1, see: https://github.com/osgeo/gdal/issues/707 There are likely to be more. Since building gdal for more than one Python version takes a long time, I'm not in favour of disabling parallel builds. Kind Regards, Bas