The current version of ITK in the Superbuild (4.12.0) does not build with gcc 8 because ITK/Modules/ThirdParty/VNL/src/vxl/vcl/vcl_compiler.h
contains hard coded compiler versions and is not up to date. This has been corrected in 4.13.1.
The current version of ITK in the Superbuild (4.12.0) does not build with gcc 8 because ITK/Modules/ThirdParty/VNL/src/vxl/vcl/vcl_compiler.h
contains hard coded compiler versions and is not up to date. This has been corrected in 4.13.1.