BlackBox Component Builder Forums

BlackBox is one of the few environments I have come across that does the 'right' thing. The first time I saw the behaviour described was in 1986 in an article by Prof Wirth regarding Modula-2. As far as I know subsequent implementations of Modula-2 and Oberon all use that behaviour. That is how it ...

There was a similar discussion with 20+ entries on the subject real math earlier this month on the ETH Oberon mailing list. You can see it in the mailing list archives starting here:

https://lists.inf.ethz.ch/pipermail/obe ... 07857.html

Here is the first of a series of Component Pascal Quick Quizzes to sort out the men from the boys. Don't cheat! The conditions of the quiz are: a) Do not refer to the language report b) Do not try it in BlackBox until you have worked out the result with pen and paper To avoid winning the 'Spoiler of...

But what is to stop another compiler from rounding both sides of a + b <= 1. to 64-bit, thereby breaking this code? Nothing as far as I know. Intel have written an article which discusses how they tackle these sorts of issues in their compilers: http://software.intel.com/en-us/articles/consistency-...

1. Fix all known, reproducible, bugs. I don't believe there are many...