D doesn't do this (there's a flag now, not sure how well it works), if you've got a lot of compile time functions running the compiler process will rack up GBs

D doesn't do this (there's a flag now, not sure how well it works), if you've got a lot of compile time functions running the compiler process will rack up GBs of memory pretty quickly, especially if you're compiling in parallel. I upgraded to 32GB of RAM so I wouldn't hit swap when compiling.