[fpc-pascal] Range checks

C Western l at c-m-w.me.uk
Sat Jan 27 16:57:28 CET 2018

On 27/01/18 15:06, Adriaan van Os wrote:
> C Western wrote:
>> The following innocuous looking code generates a range check error:
> The code shouldn't generate a range check error, as the target type is 
> signed.

Note that shifting the loop variable to Int64 still triggers the range 
check error. Using qword for the loop variable triggers an overflow error.

> Apple has never heard of type inclusion or even range checking and is 
> arbitrarily mixing signed and unsigned types.
I don't think this is an Apple issue - an unsigned type is not 
unreasonable for a count.


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