[Issue 18743] ConditionalExpression and AssignExpression should require parentheses

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=18743

--- Comment #4 from David Nadlinger <code at klickverbot.at> ---
(In reply to Patrick Schluter from comment #3)
> (stt = "AA") is not a lvalue or is it?

It is, just as in C++.

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