Problem with integral promotions

[ketmar via Digitalmars-d]

Jerry wrote:

> What code would break? Are there any examples of D code that would break 
> as a result of the change?

basically, any template that has small integral type T and does unary +/-/~ 
on it. and there *is* such code in phobos, and it's not explicitly tested 
for different integral sizes. when i added a warning, i had to fix phobos 
in several places, but i'm pretty sure that there are ALOT more.