has overload for year

VITObelgium · Mar 8, 2024 · 801eeb8 · 801eeb8
1 parent 2936c2d
commit 801eeb8
Showing 1 changed file with 17 additions and 0 deletions.
diff --git a/include/infra/chrono.h b/include/infra/chrono.h
@@ -209,3 +209,20 @@ class ScopedDurationLog
 #endif
 
 }
+
+#ifndef HAVE_CPP_CHRONO
+
+#include <functional>
+
+namespace std {
+template <>
+struct hash<date::year>
+{
+    size_t operator()(const date::year& x) const
+    {
+        return static_cast<int32_t>(x);
+    }
+};
+}
+
+#endif