From: Charles Forsyth <charles.forsyth@gmail.com>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
Subject: Re: [9fans] kenc vlong <asop> double
Date: Sun, 13 Sep 2015 19:31:29 +0100 [thread overview]
Message-ID: <CAOw7k5ig=WiwPZ19Y16bePDR1n=ZZ0GCkYxds7iqo9hLrRDKoQ@mail.gmail.com> (raw)
In-Reply-To: <bac2de0b10f7ef9740c546ea6bb45679@brasstown.quanstro.net>
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On 13 September 2015 at 19:21, erik quanstrom <quanstro@quanstro.net> wrote:
> isn't the && !mixedasop() added to the condition the problem:
> the cast should not be elided if it's a float/double. t
>
the test is correct, because in mixed-mode assignment, you want to do the
calculation in float/double,
then convert it to the integer type, not convert the rhs float/double to
the integer type at the start.
ie, I += D is I = I+D which is I = (double)I + D, not I += (int)D;
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next prev parent reply other threads:[~2015-09-13 18:31 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-13 8:09 cinap_lenrek
2015-09-13 13:45 ` erik quanstrom
2015-09-13 14:23 ` cinap_lenrek
2015-09-13 15:54 ` Charles Forsyth
2015-09-13 17:10 ` Charles Forsyth
2015-09-13 18:01 ` cinap_lenrek
2015-09-13 18:21 ` erik quanstrom
2015-09-13 18:31 ` Charles Forsyth [this message]
2015-09-13 18:28 ` erik quanstrom
2015-09-13 18:33 ` Charles Forsyth
2015-09-13 18:46 ` cinap_lenrek
2015-09-13 18:55 ` Charles Forsyth
2015-09-14 12:32 ` Charles Forsyth
2015-09-14 12:59 ` cinap_lenrek
2015-09-14 13:18 ` Charles Forsyth
2015-09-14 13:59 ` Charles Forsyth
2015-09-14 14:50 ` cinap_lenrek
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