1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/rtlil.h b/kernel/rtlil.h
index cd00b43d8..331ea3770 100644
--- a/kernel/rtlil.h
+++ b/kernel/rtlil.h
@@ -26,6 +26,8 @@
 #include <string>
 #include <assert.h>
 
+#include <initializer_list>
+
 // various helpers (unrelated to RTLIL)
 std::string stringf(const char *fmt, ...);
 #define SIZE(__obj) int(__obj.size())
@@ -738,6 +740,7 @@ private:
 public:
 	SigSpec();
 	SigSpec(const RTLIL::SigSpec &other);
+	SigSpec(std::initializer_list<RTLIL::SigSpec> parts);
 	const RTLIL::SigSpec &operator=(const RTLIL::SigSpec &other);
 
 	SigSpec(const RTLIL::Const &value);