On Thursday, 1 March 2018 at 17:06:48 UTC, Steven Schveighoffer wrote: > On 3/1/18 11:48 AM, ag0aep6g wrote: [...] >> Does that mean it has undefined behavior and should not be >> allowed in @safe code? > > No, it means it's a runtime error. But then it's well-defined, like going beyond array bounds, no?