[Issue 14430] Null parameter is detected as non-null.

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=14430

--- Comment #3 from ag0aep6g at gmail.com ---
(In reply to ag0aep6g from comment #2)
> void setCookie(long x = 1L << 32L, string y = null){
>     assert(b.ptr is null);

Woops, b.ptr should be y.ptr of course.

Full proper test case:

----
void setCookie(long x = 1L << 32L, string y = null){
    assert(y.ptr is null);
}
void main(){
    setCookie();
}
----

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