[Python-Dev] Status of 3.2 in Hg repository?
tim.peters at gmail.com
Wed Aug 21 21:37:23 CEST 2013
>> BTW, it's not quite a null-merge. The v3.2.5 release tag doesn't
>> currently exist in the 3.3 or default .hgtags files. So long as 3.2
>> has a topological head, people on the 3.3 and default branches won't
>> notice (unless they look directly at .hgtags - they can still use
>> "v3.2.5" in hg commands successfully), but that's mighty obscure ;-)
> IIRC Mercurial looks at the union of .hgtags in all unmerged heads to
> produce the list of existing tags. :-)
Right! That's the obscure reason why v3.2.5 works even on branches
where .hgtags doesn't contain a v3.2.5 entry - but will fail if 3.2
ceases to have "a topological head" (unless 3.2's .hgtags is merged to
a still-active branch).
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