Re: [boost] Bugs in disjoint_sets and property?

From: Jeremy Siek (jsiek_at_[hidden])
Date: 2002-02-17 17:13:49

Hi Jun,

On Fri, 15 Feb 2002, jaishima wrote:
jaishi> I compiled a program using the Boost graph library and got the
jaishi> following error:
jaishi>
jaishi> cxx: Error: /net/cci/jun/boost/boost/pending/disjoint_sets.hpp, line
jaishi> 38: #20
jaishi>           identifier "pc" is undefined
jaishi>       return detail::find_representative_with_path_halving(pc, v);
jaishi> -----------------------------------------------------------^
jaishi> cxx: Info: 1 error detected in the compilation of "pole2graph.C".
jaishi>
jaishi> I then "fixed" the error by changing the arguments from (pc,v) to
jaishi> (p,v). Recompiling resulted in the following warning:

Yep, that was the correct fix. I've checked in the change to CVS.

jaishi> cxx: Warning: /net/cci/jun/boost/boost/pending/property.hpp, line 16:
jaishi> #998-D
jaishi>           variable "p.m_value" declared at line 1947 of
jaishi>           "/net/cci/jun/boost/boost/graph/detail/adjacency_list.hpp"
jaishi> is
jaishi>           fetched, not initialized
jaishi>   struct property : public Base {
jaishi> ---------^

Hmm, that one is more mysterious. What compiler are you using?
Could you post a small example program that causes this warning?

Cheers,
Jeremy

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 Jeremy Siek                          http://php.indiana.edu/~jsiek/
 Ph.D. Student, Indiana Univ. B'ton   email: jsiek_at_[hidden]
 C++ Booster (http://www.boost.org)   office phone: [phone]
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