On Mon, Jun 22, 2009 at 5:09 AM, Brian Bruinewoud<br...@darknova.com> wrote:
>    CGFloat c = 0.0L;

The compiler is silent here because it knows that 0.0L is finitely
representable as a float (0.0).

As for the other two occasions, you would need to compile with data
flow analysis (which I believe is triggered by -O2 or higher) for the
compiler to perform the constant folding necessary to see that you're
storing a finitely-representable value.

I would not recommend disabling -Wconversion.  It is a great way to
highlight places where your code is not 64-bit ready.

--Kyle Sluder
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