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Fix exception safety in assignment for multimap/multiset.

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The assignment code seemed like a bit of a premature optimization, I
replaced it with a slightly slower but much simpler implementation.
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Daniel James
2016-05-30 15:02:04 +01:00
parent 1d4845d6b8
commit b4a3c6f460
6 changed files with 91 additions and 60 deletions
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doc/changes.qbk
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@@ -274,5 +274,7 @@ C++11 support has resulted in some breaking changes:
* Remove use of deprecated `boost::iterator`.
* Remove `BOOST_NO_STD_DISTANCE` workaround.
* Remove `BOOST_UNORDERED_DEPRECATED_EQUALITY` warning.
* Simpler implementation of assignment, fixes an exception safety issue
for `unordered_multiset` and `unordered_multimap`. Might be a little slower.
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