[Toybox] Min/Max bug fix

Rob Landley rob at landley.net
Sun Mar 17 16:06:50 PDT 2013


On 03/14/2013 03:46:02 PM, Andre Renaud wrote:
> There is a minor bug in the min/max macros that can result in
> unexpected results when doing things like:
> 5 + min(a,b)
> This currently essentially becomes
> (5 + a) < (b) ? (a) : (b)
> instead of:
> 5 + ((a < b) ? a : b)
> 
> Attached patch resolves it with the minimal changes
> In general however, might not the following common min/max definitions
> be more robust?

Actually removing them entirely would be more robust. It's not more  
efficient than open coding it, and doesn't really save any complexity  
at the call site.

Thanks,

Rob
 1363561610.0


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