Amos Thank you for the very prompt reply. Unfortunately I need ICAP so I will need to wait until the problem is resolved although I guess in the interim I can do as you mention and simply comment out this line and forgo the debugging output. Good luck trying to find the root cause. Regards Paul > -----Original Message----- > From: Amos Jeffries [mailto:squid3@xxxxxxxxxxxxx] > Sent: Tuesday, 6 December 2011 2:10 PM > To: squid-users@xxxxxxxxxxxxxxx > Subject: Re: Problem compiling Squid 3.1.18 on Ubuntu 10.04 > LTS - store.cc > > On Tue, 6 Dec 2011 03:01:40 +0000, Paul Freeman wrote: > > Hi, > > I have come across a problem compiling Squid 3.1.18 on Ubuntu 10.04 > > LTS (gcc 4.4.3, latest updates from Ubuntu). The problem occurs in > > store.cc and has been reported in an earlier post (3 Dec 2011) > > related > > to compiling 3.1.17. > > > > Another user has also reported this issue on the squid-dev mailing > > list on 5 Dec 2011 but I have not seen a reply yet. > > > > The error is as follows: > > store.cc: In member function 'void StoreEntry::deferProducer(const > > RefCount<AsyncCall>&)': > > store.cc:376: error: no match for 'operator<<' in 'std::operator<< > > [with _Traits = ... > > > > My knowledge of C++ is limited so I am not sure how to resolve the > > problem. > > Don't worry. This nasty trace is stressing the eyes of us familiar with > C++ as well. > > > > > Someone has reported successfully compiling 3.1.18 on Solaris so > > perhaps the Solaris C++ libraries are a little different than in > > Ubuntu 10.04 LTS. > > > > I am happy to assist with any testing that might be required. > > > It is only affecting adaptation (ICAP/eCAP) builds, so if you can run > happily without those features use --disable, or comment out line 376 of > src/store.cc. > > > Thank you for the testing offer. We can replicate it already so the > only help needed is C++ familiar eyes to find which of this nested set > of templates is missing a required print() operator. > > Amos