On Wednesday, 9 January 2013 at 22:25:53 UTC, Jonathan M Davis wrote:
On Wednesday, January 09, 2013 23:22:19 Andrej Mitrovic wrote:
On 1/9/13, Walter Bright <[email protected]> wrote:
> It is not a bug.

Something related I want to ask you about:

struct S
{
int _m;
this(int m)
{
this._m = _m; // meant "this._m = m;"
}
}

I'd like to add a warning for identity assignments when it involves a parameter and a field of the aggregate which is the parent of the
function. This was filed as
http://d.puremagic.com/issues/show_bug.cgi?id=4407.

Why not just prevent identity assignments altogether? What would be the purpose of even allowing a variable to be assigned itself? I see no reason to
single out parameters or member variables for that.

- Jonathan M Davis


It's very useful as a no-op when debugging.

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