https://issues.dlang.org/show_bug.cgi?id=13548 --- Comment #4 from Walter Bright <bugzilla at digitalmars.com> --- I fixed DMC's sqrt to round to double. https://github.com/DigitalMars/dmc/commit/29d49d5527fcb3e92f0b6f8620eb1bd9e0de1a14 Not much I can do about FreeBSD32. --