8ac332b4

By: Tom Sydney Kerckhove <syd@cs-syd.eu>

Remove HeapOverflow handler: allocation-limit exceptions are not catchable

Tested empirically: GHC.Conc.enableAllocationLimit throws HeapOverflow
as an uncatchable async exception that terminates the process regardless
of any catches wrapping the computation.
forwardCompatibilitymutation-really-safe-moneymutation-releasemutation-safe-coloured-textpre-commitreleaseshellconfiguredevShelldefaultx86_64-linux