awk: add a comment

This commit is contained in:
Denis Vlasenko 2008-09-05 04:59:02 +00:00
parent fd6b5ad137
commit 665eaff3b1

View File

@ -825,6 +825,7 @@ static unsigned long getvar_i_int(var *v)
* of target type range. Try to widen it as much as possible */
if (d >= 0)
return (unsigned long)d;
/* Why? Think about d == -4294967295.0 (assuming 32bit longs) */
return - (long) (unsigned long) (-d);
}