Possible problem in generated cuda kernels
If configured with -DWALBERLA_STL_BOUNDS_CHECKS=ON
building CodegenPoissonGPUGeneratedKernel
emits the following error:
Building CUDA object tests/cuda/CMakeFiles/CodegenPoissonGPUGeneratedKernel.dir/default_codegen/PoissonGPU.cu.o /usr/include/c++/8/debug/safe_unordered_container.h(71): error: a nonstatic member reference must be relative to a specific object