[Bug-gsl] Re: more info on vector check failure on solaris

[Brian Gough]

Britton Kerin writes:
 > r: 1, x: 3, y: 3, z: 1
 > fabs(r - z): 1.000000000000000000e+00
 > 2 * GSL_FLT_EPSILON * fabs(z): 2.384185791015625000e-07
 > 
 > r: 0.8, x: 4, y: 5, z: 0.8
 > fabs(r - z): 8.000000000000000444e-01
 > 2 * GSL_FLT_EPSILON * fabs(z): 1.907348632812500106e-07

Hello,

The output of fabs(r-z) is inconsistent with the values of r and z,
which appears to be compiler problem.

Try the latest version of gcc -- if it has the same problem try to
come up with a small test case and file it as bug report for gcc
http://gcc.gnu.org/bugs.html

best regards,

-- 
Brian Gough