fix return value as suggested

FTTechBrasil · Dec 24, 2017 · a371b33 · a371b33
1 parent 75618c5
commit a371b33
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/EnvironmentCalculations.cpp b/src/EnvironmentCalculations.cpp
@@ -141,7 +141,7 @@ int EnvironmentCalculations::HeatIndex
   }
   // fallback if the parameter are not useful
   else {
-	  return -1;
+	  return NAN;
   }
 }