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-rw-r--r--tools/lib/lockdep/tests/AA.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/tools/lib/lockdep/tests/AA.c b/tools/lib/lockdep/tests/AA.c
new file mode 100644
index 000000000..63c7ce97b
--- /dev/null
+++ b/tools/lib/lockdep/tests/AA.c
@@ -0,0 +1,14 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <liblockdep/mutex.h>
+
+int main(void)
+{
+ pthread_mutex_t a;
+
+ pthread_mutex_init(&a, NULL);
+
+ pthread_mutex_lock(&a);
+ pthread_mutex_lock(&a);
+
+ return 0;
+}