fix: fmt.h did not have header guards for ODR

2023-09-04 11:11:55 +02:00
parent f46b3dad74
commit b84c74b330
1 changed files with 2 additions and 0 deletions
@@ -27,6 +27,8 @@
 //
 // For the license information refer to format.h.

+#pragma once
+
 #include <gsl/gsl-lite.hpp>
 #include <mp-units/bits/fmt_hacks.h>
 #include <concepts>