On Friday, 19 August 2022 at 13:58:28 UTC, IGotD- wrote: > Question: Can the x86 be set to trap when an operation with NaN > is detected? Yes, that's called the signaling nan. D actually used to use that for init and it was changed a few years ago: https://forum.dlang.org/thread/nsp1ql$ivu$1@digitalmars.com