On 07 Oct 2016, at 13:43, O. Hartmann <ohart...@zedat.fu-berlin.de> wrote: > > Am Fri, 7 Oct 2016 13:27:19 +0200 > Dimitry Andric <d...@freebsd.org> schrieb: >> On 07 Oct 2016, at 10:26, O. Hartmann <ohart...@zedat.fu-berlin.de> wrote: ... >>> In file included >>> from >>> /usr/ports/graphics/opencv2-core/work/opencv-2.4.13.1/modules/core/include/opencv2/core/core.hpp:53: >>> In file included from /usr/include/c++/v1/algorithm:624: In file included >>> from /usr/include/c++/v1/initializer_list:47: >>> /usr/include/c++/v1/cstddef:43:15: fatal >>> error: 'stddef.h' file not found #include_next <stddef.h> >> >> So for some reason, on your system, the compilation flags include >> -isystem /usr/include/include, which is rather strange. I would not >> expect this to break compilation in the fashion you are seeing. Do you >> have an /usr/include/include directory on your system, by any chance? > > YES :-( > > /usr/include/include does exist ...
Right, so that is pretty strange. Maybe it was an artefact of some failed installation? In any case, I would blow it away. Btw, it looks like the eigen port uses pkgconfig, can you please post the contents of your /usr/local/libdata/pkgconfig/eigen3.pc file? -Dimitry
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