diff options
Diffstat (limited to 'src/corelib/thread/qmutex.cpp')
-rw-r--r-- | src/corelib/thread/qmutex.cpp | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/src/corelib/thread/qmutex.cpp b/src/corelib/thread/qmutex.cpp index 3269ee3ae8..742a572bef 100644 --- a/src/corelib/thread/qmutex.cpp +++ b/src/corelib/thread/qmutex.cpp @@ -571,19 +571,26 @@ FreeList *freelist() return &list; } #else +static QBasicAtomicPointer<FreeList> freeListPtr; + FreeList *freelist() { - static QAtomicPointer<FreeList> list; - FreeList *local = list.loadAcquire(); + FreeList *local = freeListPtr.loadAcquire(); if (!local) { local = new FreeList; - if (!list.testAndSetRelease(0, local)) { + if (!freeListPtr.testAndSetRelease(0, local)) { delete local; - local = list.loadAcquire(); + local = freeListPtr.loadAcquire(); } } return local; } + +static void qFreeListDeleter() +{ + delete freeListPtr.load(); +} +Q_DESTRUCTOR_FUNCTION(qFreeListDeleter) #endif } |