René Scharfe <rene.scharfe@xxxxxxxxxxxxxx> writes:
> +static int similarity_index(struct diff_filepair *p)
> +{
> + int result = p->score * 100.0 / MAX_SCORE;
Use floor(p->score ... MAX_SCORE) here: I don't think that C otherwise
specifies a preferred way of rounding on float->int conversions.
> + /* Paranoia: guard against floating point rounding errors. */
> + if (p->score == MAX_SCORE)
> + result = 100;
> + else if (result == 100)
> + result = 99;
Also, p->score itself must be calculated by truncating.
--
David Kastrup, Kriemhildstr. 15, 44793 Bochum
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