On Wednesday, 31 October 2018 at 01:26:19 UTC, H. S. Teoh wrote: > Is it true that on modern hardware computing with `real` > reverts to slow x87 emulation in the CPU instead of using > SSE/MMX/whatever native math functions? You should have read recent DMD & LDC release notes. ;) https://github.com/dlang/phobos/pull/6272#issuecomment-373967109