[Info-vax] BASIC (and Horizon)

[Scott Dorsey]

=?UTF-8?Q?Arne_Vajh=C3=B8j?=  <arne at vajhoej.dk> wrote:
>On 1/31/2024 11:17 AM, Scott Dorsey wrote:
>> Michael S  <already5chosen at yahoo.com> wrote:
>>>
>>> The third option, the one I like least (an understatement) is use of
>>> exceptions. Despite my personal preferences, it's quite popular.
>> 
>> Exceptions can be very elegant or very inelegant... and it is entirely
>> possible to have an exception that doesn't clean anything up at all and
>> just exits and lets the operating system deal with the memory.  On many
>> systems this is a great idea because being able to exit quickly on a failure
>> is more important than people give it credit for.  On some other systems
>> that have memory management issues it can lead to leakage.
>
>It is probably a bit easier to implement exceptions in languages
>with garbage collection and a lot easier for developers to avoid
>memory leak bugs.

True, but "dispose of all memory belonging to this process" should not be
a big deal on a demand-paged machine.  There are some architectures where
it can be, though.
--scott

-- 
"C'est un Nagra. C'est suisse, et tres, tres precis."