Portability bug in integral conversion

bearophile bearophileHUGS at lycos.com
Mon Jan 17 01:15:10 PST 2011


Graham St Jack:

> Yes, I agree that checking all the time would be too expensive.

I agree that other solutions have to be adopted first, runtime tests are the last thing to try. But I think Andrei doesn't know how much expensive that would be.

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Walter:

> 1. Yes it is meaningful - depending on what you're doing.

I am not sure.


> 2. Such a runtime test is expensive in terms of performance and code bloat.

I have not seen even synthetic benchmarks about this.

Bye,
bearophile


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