https://issues.dlang.org/show_bug.cgi?id=17628
Issue ID: 17628 Summary: formattedWrite is impure on double Product: D Version: D2 Hardware: All OS: All Status: NEW Severity: normal Priority: P1 Component: phobos Assignee: nob...@puremagic.com Reporter: qs.il.paperi...@gmail.com pure void main() { import std.format : formattedWrite; auto app = appender!string; app.formattedWrite!"%s"(1.0); } fails. formattedWrite can purely do its job for int and string. It should also do for floating point types. --