diff --git a/include/ircd/backtrace.h b/include/ircd/backtrace.h
index 8d2d3fdd2..df3d2fdc6 100644
--- a/include/ircd/backtrace.h
+++ b/include/ircd/backtrace.h
@@ -26,10 +26,16 @@ struct ircd::backtrace
 	const size_t &size() const;
 
 	backtrace(const void **const &, const size_t &);
+	template<size_t SIZE> backtrace(const void *(&)[SIZE]);
 	backtrace(const mutable_buffer &);
 	backtrace();
 };
 
+template<size_t SIZE>
+ircd::backtrace::backtrace(const void *(&buf)[SIZE])
+:backtrace{buf, SIZE}
+{}
+
 inline const void *
 ircd::backtrace::operator[](const size_t &i)
 const