Re: comparing floating points via "==" or "!="

From

Igor Mozolevsky <mozolevsky@gmail.com>

Date

30 Nov 2011 23:21:38

Subject

Re: comparing floating points via "==" or "!="

Message-ID

CADWvR2herXkcMaZXFKm_ALBXnVFDhRCNZ-9+-MwHVx5XJPG4AA@mail.gmail.com

In reply to

Alexander Best

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Alexander Best

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Alexander Best

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Alexander Best, Igor Mozolevsky, Alexander Best, Igor Mozolevsky, Alexander Best, Adrian Chadd, Alexander Best, Igor Mozolevsky, Igor Mozolevsky, Igor Mozolevsky, Alexander Best, Igor Mozolevsky, Adrian Chadd, Ian Smith

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On 30 November 2011 22:44, Alexander Best <arundel@freebsd.org> wrote:
 
> i played a bit with the gcc -Wfloat-equal warning and noticed that inside
> sys/dev/ath/ath_rate/sample/tx_schedules.h, a lot of comparisons of floating
> points are happening ("=="). is there a better way to deal with this?
 
as opposed to (abs(a-b) < tolerance)?
 
 
Cheers,
 
--
Igor :-)