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awk: add a comment

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Denis Vlasenko 2008-09-05 04:59:02 +00:00
parent fd6b5ad137
commit 665eaff3b1
1 changed files with 1 additions and 0 deletions
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editors/awk.c
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@ -825,6 +825,7 @@ static unsigned long getvar_i_int(var *v)
* of target type range. Try to widen it as much as possible */ * of target type range. Try to widen it as much as possible */
if (d >= 0) if (d >= 0)
return (unsigned long)d; return (unsigned long)d;
/* Why? Think about d == -4294967295.0 (assuming 32bit longs) */
return - (long) (unsigned long) (-d); return - (long) (unsigned long) (-d);
} }