Re: 2.9.11?

[John W. Eaton]

On 19-Apr-2007, Daniel J Sebald wrote:

| So, I'm left inconclusive wondering if the compilation and library usage 
matches 
| ultimately what Octave compilation is set up as.
| 
| Grasping at straws, but is there any possible way that Octave could be 
calling 
| csqrt(complex value) for, say sqrt(-3), whereas it is calling sqrt(real 
value) 
| for sqrt(-Inf)?  The latter would be a floating point exception and maybe 
that 
| isn't handled properly?

That doesn't seem to be what happens on my system with GCC 4.1.2.

I'd recommend running Octave with gdb and setting a breakpoint in 

  octave_mapper::apply (const octave_value& arg) const

(defined in src/ov-mapper.cc) and seeing what happens on your system.

jwe