util/RuntimeError: disable -Wformat-security as a kludge

src/util/RuntimeError.hxx

@@ -35,6 +35,12 @@
 
 #include <stdio.h>
 
+#ifdef __clang__
+#pragma GCC diagnostic push
+// TODO: fix this warning properly
+#pragma GCC diagnostic ignored "-Wformat-security"
+#endif
+
 template<typename... Args>
 static inline std::runtime_error
 FormatRuntimeError(const char *fmt, Args&&... args) noexcept
@@ -53,4 +59,8 @@ FormatInvalidArgument(const char *fmt, Args&&... args) noexcept
 	return std::invalid_argument(buffer);
 }
 
+#ifdef __clang__
+#pragma GCC diagnostic pop
+#endif
+
 #endif