[fpc-pascal] Floating point question

Jonas Maebe jonas at freepascal.org
Sun Feb 4 13:54:04 CET 2024


On 04/02/2024 13:50, Adriaan van Os via fpc-pascal wrote:
> Jonas Maebe via fpc-pascal wrote:
>> On 03/02/2024 18:42, James Richters via fpc-pascal wrote:
>>> Constants are also evaluated wrong,you don’t know what that constant 
>>> is going to be used for, so all steps of evaluating a constant MUST 
>>> be done in extended by the compiler, or the answer is just wrong.
>>
>> See 
>> https://wiki.freepascal.org/User_Changes_2.2.0#Floating_point_constants and https://www.freepascal.org/daily/doc/prog/progsu19.html
> 
> I think this discussion shows that the 2.2 compiler change was a bad 
> idea (for modes other than Delphi).

This is not just about Delphi. It's also about being able to perform 
floating point calculations efficiently and getting rid of useless warnings.


Jonas





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