On Thursday, 23 October 2014 at 21:17:25 UTC, deed wrote:
Some testing can be found on http://dpaste.dzfl.pl/5f55f4152aa8for both Windows and Linux. This just illustrates the sin function.
I think the tests marked "[1]" are expected to fail. They involve converting one operand of the comparison to double, but not the other. The comparison is done using real precision. So, one operand goes through a real->double->real conversion, which changes the value.