vendor: OpenCV 5.0.0 snapshot at 40738fb16ceddb5fb3fea747585f7ce6abb0605b

cmake/checks/cann.cpp

@@ -0,0 +1,20 @@
+#include <acl/acl.h>
+#include <unistd.h> // fork()
+#include <iostream>
+
+int main(int /*argc*/, char** /*argv*/)
+{
+    int ret = aclInit(NULL);
+    if (ret != 0)
+    {
+        std::cerr << "Failed to initialize Ascend, ret = " << ret;
+    }
+
+    ret = aclFinalize();
+    if (ret != 0)
+    {
+        std::cerr << "Failed to de-initialize Ascend, ret = " << ret;
+    }
+
+    return 0;
+}