On 2018-03-15 11:29 PM, Adam Williamson wrote: > On Thu, 2018-03-15 at 23:18 -0700, Luya Tshimbalanga wrote: >> It looks like some Blender dependencies such as openvdb and embree >> failed to build with gcc 8.x while they successfully compiled with GCC >> 7.x. Not sure what caused the issue but I can provide the result: >> >> Failure to build openvdb with gcc 8.0.1 >> https://koji.fedoraproject.org/koji/taskinfo?taskID=25736367 >> >> Failure to build embree with gcc 8.0.1 >> https://koji.fedoraproject.org/koji/buildinfo?buildID=1053061 >> >> Successful build of openvdb with gcc 7.1.1 >> https://koji.fedoraproject.org/koji/taskinfo?taskID=25736526 >> >> Successful build of embree with embree 3.0.0 >> https://koji.fedoraproject.org/koji/taskinfo?taskID=25736804 >> >> >> Upstream embree contacted me about the failure and I provided my finding >> to them about the root cause. Can someone take a look at the issue >> related to GCC 8.0.1 which is beyond my skills? Thanks > Well, these are usually really potential bugs in the upstream projects > that GCC is now catching. They usually require changes in the projects, > not in GCC. Reporting the issue to the upstream project, with the build > log attached or linked to, should be the first step. > > Looks to me like embree is an integer type conversion error (GCC 8 is > rather stricter about conversions between potentially incompatible > integer types), openvdb the error is this: > > /builddir/build/BUILD/openvdb-5.0.0/openvdb/python/pyFloatGrid.cc: In > function 'void exportFloatGrid()': > /builddir/build/BUILD/openvdb-5.0.0/openvdb/python/pyFloatGrid.cc:51:9: error: 'py::numeric' has not been declared > > which we'd have to look into in a bit more detail to figure out. Thanks Adam. I filed a ticket to upstream openvdb: https://github.com/dreamworksanimation/openvdb/issues/225 and await possible fix from upstream embree. -- Luya Tshimbalanga Graphic & Web Designer E: luya@xxxxxxxxxxxxxxxxx W: http://www.coolest-storm.net
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