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RE: How do I select a version of libstdc+ to link against?
> The corresponding PR says it was 4.4.0:
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37958#c8
>
> You can also look at the date of the checkin and see what the next release
> branched from the main trunk was after that date:
> http://gcc.gnu.org/develop.html#timeline
> That agrees that it would have been 4.4.0
Thanks Jonathan. That means that I was building with gcc 4.1.3 but experiencing the new behaviour of libstdc++ 4.4. I am hoping for some help from the Ubuntu forum to explain this.
Anyway, the code change fixes the problem. Thanks for your patience and help.
Best regards
David