unit_tests: fix ringdb unit tests

tests/unit_tests/ringdb.cpp

@@ -65,11 +65,17 @@ static std::pair<uint64_t, uint64_t> generate_output()
 }
 
 
-#define KEY_1 []{ static const crypto::chacha_key KEY_1 = generate_chacha_key(); return KEY_1; }()
-#define KEY_2 []{ static const crypto::chacha_key KEY_2 = generate_chacha_key(); return KEY_2; }()
-#define KEY_IMAGE_1 []{ static const crypto::key_image KEY_IMAGE_1 = generate_key_image(); return KEY_IMAGE_1; }()
-#define OUTPUT_1 []{ static const std::pair<uint64_t, uint64_t> OUTPUT_1 = generate_output(); return OUTPUT_1; }()
-#define OUTPUT_2 []{ static const std::pair<uint64_t, uint64_t> OUTPUT_2 = generate_output(); return OUTPUT_2; }()
+static crypto::chacha_key get_KEY_1() { static const crypto::chacha_key KEY_1 = generate_chacha_key(); return KEY_1; }
+static crypto::chacha_key get_KEY_2() { static const crypto::chacha_key KEY_2 = generate_chacha_key(); return KEY_2; }
+static crypto::key_image get_KEY_IMAGE_1() { static const crypto::key_image KEY_IMAGE_1 = generate_key_image(); return KEY_IMAGE_1; }
+static std::pair<uint64_t, uint64_t> get_OUTPUT_1() { static const std::pair<uint64_t, uint64_t> OUTPUT_1 = generate_output(); return OUTPUT_1; }
+static std::pair<uint64_t, uint64_t> get_OUTPUT_2() { static const std::pair<uint64_t, uint64_t> OUTPUT_2 = generate_output(); return OUTPUT_2; }
+
+#define KEY_1 get_KEY_1()
+#define KEY_2 get_KEY_2()
+#define KEY_IMAGE_1 get_KEY_IMAGE_1()
+#define OUTPUT_1 get_OUTPUT_1()
+#define OUTPUT_2 get_OUTPUT_2()
 
 class RingDB: public tools::ringdb
 {