Re: unsafePerformIO and cooperative concurrency

Marcin 'Qrczak' Kowalczyk wrote:

I would prefer otherwise. Every implementation supports it, which proves that it's useful. And it's no less unsafe than FFI.

It's not a matter just of safety, it's a matter of whether its use should be encouraged. FFI is clearly the "right thing" sometimes, unsafePerformIO rarely is. -- Ashley Yakeley, Seattle WA WWEWDD? http://www.cs.utexas.edu/users/EWD/