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use use_count instead of unique()

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This should be safe to use, since there aren't any weak_ptr's using the shared_ptr. Furthermore any async operations should be finished or guarded for multithreaded execution.
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Mathis Logemann 2022-01-25 10:21:27 +01:00
parent 79901e494b
commit 9ac35a0a9c
1 changed files with 1 additions and 1 deletions
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2
include/mapnik/pool.hpp
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@ -75,7 +75,7 @@ public:
typename ContType::iterator itr=pool_.begin(); typename ContType::iterator itr=pool_.begin();
while ( itr!=pool_.end()) while ( itr!=pool_.end())
{ {
if (!itr->unique()) if (itr->use_count() > 1)
{ {
++itr; ++itr;
} }