[gprof] disjoint histograms

[Daniel Jacobowitz]

On Fri, Feb 23, 2007 at 11:15:50AM +0300, Vladimir Prus wrote:
> I certainly can update both NEWS and gprof.texi and post a new patch.
> I'll do that in a couple of days provided no objections to the
> code patch itself will show up.

It looks fine to me, except for two things: one "// FIXME" and two places
where you use malloc or realloc instead of xmalloc / xrealloc.  You
can also delete the casts of the malloc return value - now that we
assume c89 they're no longer necessary.

-- 
Daniel Jacobowitz
CodeSourcery