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authorAlexandru Croitor <alexandru.croitor@qt.io>2019-10-11 16:16:29 +0200
committerAlexandru Croitor <alexandru.croitor@qt.io>2019-10-11 16:23:19 +0200
commitf4b4c4f79b629498f3cddbbc10df8c1b4d6020d9 (patch)
tree4119707660438ff58bd51f9cbe0f9e2a33f4b806 /src/corelib/thread/qthread_win.cpp
parent9bd6cec74dbbc5aece55dc0c8808494db29b9963 (diff)
parent93f2f33a49f6c96a4f94f344edf03164ed944d02 (diff)
Merge remote-tracking branch 'origin/wip/qt6' into wip/cmake
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 f8a0b0abaa..a72df2fc40 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();
}