"Exceptions will fade away in modern languages"

Stefan Koch uplink.coder at googlemail.com
Wed Nov 25 11:05:06 UTC 2020

On Sunday, 22 November 2020 at 00:09:36 UTC, Ola Fosheim Grostad 
> On Saturday, 21 November 2020 at 23:05:19 UTC, IGotD- wrote:
>> I reacted to the comment of Walter Bright about exceptions in 
>> the "Destroy All Memory Corruption" presentation. The point he 
>> made that exceptions don't play well with compile time data 
>> flow analysis. He also mentioned that he thinks that exception 
>> will become obsolete in the future. Exceptions are used in 
>> many languages today and even the newest ones so I can't see a 
>> trend here.
> Exceptions can be modelled with conditionals in static 
> analysis. They should work out ok with dataflow analysis.

Only with inter-procedural dataflow anlysis.
Since @live's DFA if intra-procedural (does not the leave 
function body) it cannot model dataflow that may be continued in 
another functions frame.
then again ... perhaps that's not actually and issue, but I 
haven't thought much about it.

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