Index: src/chext/TLogger.h
===================================================================
diff -u -N -r3d1de44762647618faf9b5b3a87f89b293899d8d -rbfc7a8378a96c5b58def559b343918fca32f05a6
--- src/chext/TLogger.h	(.../TLogger.h)	(revision 3d1de44762647618faf9b5b3a87f89b293899d8d)
+++ src/chext/TLogger.h	(.../TLogger.h)	(revision bfc7a8378a96c5b58def559b343918fca32f05a6)
@@ -35,7 +35,7 @@
 // logging helpers
 namespace details
 {
-	constexpr severity_level HRESULT2Severity(HRESULT hResult)
+	inline severity_level HRESULT2Severity(HRESULT hResult)
 	{
 		return (SUCCEEDED(hResult)) ? debug : error;
 	}