Re: [PATCH] readelf: Don't print average number of tests when no tests are done

[Mark Wielaard <mark@klomp.org>]

Hi,

On Wed, 2023-11-15 at 17:41 +0100, Mark Wielaard wrote:
> If the symbol hash table only contains lenght zero chains, no lookup
> tests need to be done and eu-readelf -I would print out bogus numbers
> for the number of tests that were successful/unsuccessful.
> 
> e.g. for an "empty" program like
>   int main() {}
> eu-readelf -I would print:
> 
> Histogram for bucket list length in section [ 5] '.gnu.hash' (total of 1 bucket):
>  Addr: 0x00000000004003c0  Offset: 0x0003c0  Link to section: [ 6] '.dynsym'
>  Symbol Bias: 1
>  Bitmask Size: 8 bytes  0% bits set  2nd hash shift: 0
>  Length  Number  % of total  Coverage
>       0       1      100.0%
>  Average number of tests:   successful lookup: -nan
> 			  unsuccessful lookup: 0.000000
> 
> Only print out the Average number of tests when there were actual
> tests to do.

Pushed,

Mark