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authorQt Forward Merge Bot <qt_forward_merge_bot@qt-project.org>2019-08-08 01:00:08 +0200
committerQt Forward Merge Bot <qt_forward_merge_bot@qt-project.org>2019-08-08 01:00:08 +0200
commit2b38408cbc23816034f087779d351f4db2ee4b1b (patch)
treec97a6881875331c7ef4b9aecf896434071382a46 /src/corelib/thread/qthread_win.cpp
parent0ea7360eaa70c2b024a37b2ff9106531440cdee7 (diff)
parent36cc171b9314bf77fc84d4273dceb6264aef7134 (diff)
Merge remote-tracking branch 'origin/5.12' into 5.13
Diffstat (limited to 'src/corelib/thread/qthread_win.cpp')
-rw-r--r--src/corelib/thread/qthread_win.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/corelib/thread/qthread_win.cpp b/src/corelib/thread/qthread_win.cpp
index e56fe2c6ae..5c7642c26e 100644
--- a/src/corelib/thread/qthread_win.cpp
+++ b/src/corelib/thread/qthread_win.cpp
@@ -99,6 +99,8 @@ void qt_create_tls()
return;
static QBasicMutex mutex;
QMutexLocker locker(&mutex);
+ if (qt_current_thread_data_tls_index != TLS_OUT_OF_INDEXES)
+ return;
qt_current_thread_data_tls_index = TlsAlloc();
}