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From: Roman Divacky <rdivacky@freebsd.org>
To: Tijl Coosemans <tijl@coosemans.org>
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Cc: Ian Lepore <freebsd@damnhippie.dyndns.org>, current@freebsd.org,
	Dimitry Andric <dim@freebsd.org>, toolchain@freebsd.org,
	Steve Kargl <sgk@troutmask.apl.washington.edu>
Subject: Re: Clang as default compiler November 4th
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Is this correct?

lev ~$ ./cos 1.23456789e20
6.031937e-01
-9.629173e-02
2.814722e-01

If so I believe the issue is fixed.

On Sat, Sep 15, 2012 at 03:48:38PM +0200, Tijl Coosemans wrote:
> On 15-09-2012 14:48, Roman Divacky wrote:
> > Fwiw, this seems to have been fixed as of a few minutes ago.
> > 
> > http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20120910/150720.html
> > 
> > Steve, can you please test llvm/clang from (their) svn and report
> > back? We can import a newer snapshot if all is ok.
> 
> Here's a small test program. You're probably better equipped to test
> clang svn.
> 
> --------
> #include <math.h>
> #include <stdio.h>
> #include <stdlib.h>
> 
> int
> main( int argc, char **argv ) {
> 	double d = strtod( argv[ 1 ], NULL );
> 
> 	printf( "%e\n", ( double ) cos( d ));
> 	printf( "%e\n", ( double ) cosf( d ));
> 	printf( "%e\n", ( double ) cosl( d ));
> 	return( 0 );
> }
> --------
> 
> This is the current output of clang:
> 
> % clang -o cos cos.c -lm
> % ./cos 1.23456789e20
> 6.031937e-01
> 1.234568e+20
> 2.814722e-01
> 
> The second number (cosf) is wrong. It should be a value between -1 and 1.
>