There were several problems related to resolving related non-member
(RNM) functions for classes. This commit does the following changes:
- Overload numbers for RNMs are now calculated at the time the
\relates command is processed, instead of a separate step.
- If a \relates refers to an entity outside the module boundary,
write the argument passed to it as-is into the index file.
- Delay the destruction of QDocIndexFiles singleton, to resolve
the RNMs read from the index files prior to generating docs.
- Remove the redundant call to normalizeOverloads() for single-
exec mode as unnecessary.
These changes ensure that all RNMs are listed in the documentation
for the node that they belong to.
A remaining issue is that if a function relates to a class outside
the module boundary, that function documentation will be empty
because the doc content is not stored into the index file (for
obvious reasons). Single-exec mode does not have this problem.
Change-Id: I33f038120728932cd9fd70da28d9090023068bd6
Task-number: QTBUG-47589
Reviewed-by: Topi Reiniö <topi.reinio@digia.com>
d558100aa7