diff --git a/ORCACDefs/stdnoreturn.h b/ORCACDefs/stdnoreturn.h
new file mode 100644
index 0000000..939b749
--- /dev/null
+++ b/ORCACDefs/stdnoreturn.h
@@ -0,0 +1,12 @@
+/****************************************************************
+*
+*  stdnoreturn.h - macro for _Noreturn
+*
+****************************************************************/
+
+#ifndef __stdnoreturn__
+#define __stdnoreturn__
+
+#define noreturn _Noreturn
+
+#endif