std::pow implementation

[Gabriel Dos Reis]

Richard Earnshaw <rearnsha@arm.com> writes:

[...]

| The issue here isn't what to do with really tiny functions, or even what 
| to to with really enormous ones: it's entirely to do with the boundary 
| between the two -- how does the compiler decide that it has crossed from 
| one to the other?  A smart compiler can work that out based on its 
| knowledge of the machine.  A dumb one can't.  Do we want gcc to be smart 
| or dumb?

The question is really, do we want GCC be usable now or maby usable
only in two decades or so?

I'm all for research.  But I would like GCC be usable now, given
simple implementations on traditional systems. 

-- Gaby