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Date: Sat, 29 Nov 2014 15:41:16 +0100
From: Hans Petter Selasky <hps@selasky.org>
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To: Takahashi Yoshihiro <nyan@FreeBSD.org>, src-committers@freebsd.org, 
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Subject: Re: svn commit: r275241 - head/sys/boot/pc98/boot2
References: <201411291222.sATCMWJv060917@svn.freebsd.org>
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On 11/29/14 13:22, Takahashi Yoshihiro wrote:
> +	    if (k = ep - arg) {

There is a missing set of parenthesis here, GCC will complain!

>  		} else if (c == 'S') {
>  		    j = 0;
> -		    while ((unsigned int)(i = *arg++ - '0') <= 9)
> +		    while ((i = *arg++ - '0') <= 9)
>  			j = j * 10 + i;
>  		    if (j > 0 && i == -'0') {
>  			comspeed = j;

Like Bruce said, this code does no longer handle negative values of "i" 
like before!

BTW: If we want to squeeze more bytes out, we should consider something 
like compressing the code, perhaps using something like Farbraush ??

--HPS