[Development] QDataStream: blackbox or document all versions?
marc.mutz at kdab.com
Mon Sep 26 09:48:17 CEST 2016
On Sunday 25 September 2016 19:40:06 Thiago Macieira wrote:
> But that brings us to QDataStream's biggest advantage: the wealth of
> available operator<<.
Which is also one of its major drawbacks: Streaming out may invoke any
implicit conversions, and while the worst of these are probably caught be the
streaming-in code, which disables most implicit conversion by way of taking an
lvalue reference, the derived-to-base class conversion is still performed,
with bad potential side effects for both Qt and the user (cf. the recent
 QtBase commits d55f2b1fb9c910bc118f75967a0e6273f8aa98d1 and
Marc Mutz <marc.mutz at kdab.com> | Senior Software Engineer
KDAB (Deutschland) GmbH & Co.KG, a KDAB Group Company
KDAB - Qt, C++ and OpenGL Experts
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