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Date:      Wed, 13 Mar 2019 08:08:54 -0700
From:      Steve Kargl <sgk@troutmask.apl.washington.edu>
To:        freebsd-toolchain@freebsd.org, freebsd-current@freebsd.org
Subject:   Re: Optimization bug with floating-point?
Message-ID:  <20190313150854.GB34658@troutmask.apl.washington.edu>
In-Reply-To: <20190313024506.GA31746@troutmask.apl.washington.edu>
References:  <20190313024506.GA31746@troutmask.apl.washington.edu>

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On Tue, Mar 12, 2019 at 07:45:41PM -0700, Steve Kargl wrote:
> 
> cc -O -fno-builtin -o z a.c -lm && ./z
> cc -O2 -fno-builtin -o z a.c -lm && ./z
> cc -O3 -fno-builtin -o z a.c -lm && ./z
> 
> 
> Max ULP: 23.061242
> Count: 39          (# of ULP that exceeds 21)
> 

These results do not change if one uses /usr/local/bin/clang60.

-- 
Steve



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