The D language still gives access to x87 code. The language defines a type called real which is supposed to give access to the highest precision the implementat

The D language still gives access to x87 code. The language defines a type called real which is supposed to give access to the highest precision the implementation allows, on x86 it is the x87 with its 80 bits. On other platforms it's 64 bits or 128 bits. float and double have defined sizes.