I'm trying to use boost::pfr for basic reflection, and it fails to compile when one of the member is customized type, like a class or struct, why is this? What's the way to fix it? I'm using C++17. //...

$ ./b2 cxxflags='-std=gnu++11 -D__USE_W32_SOCKETS -D"__MASABI_LONG(x)=(x)" -fpermissive' .. gcc.compile.c++ bin.v2/libs/thread/build/gcc-11/release/threading-multi/pthread/once.o libs\thread...

System: cuda 11.3, gcc 7.5, boost 1.65.1, pcl 1.8.0 When I compile code that uses PCL library, it shows the following error /usr/include/pcl-1.8/pcl/io/file_io.h(264): error: namespace "boost&quo...

I got back into programming as a hobby and I started with one of my favourites: calculating primes. Naturally I wanted bigger numbers. Boost multiprecision seemed good. So I installed it. My program n...