let functions min/max/absmax work on empty matrices

marcel-goldschen-ohm · Jul 22, 2018 · 92bd10b · 92bd10b
1 parent a3c45bf
commit 92bd10b
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/EigenLab.h b/EigenLab.h
@@ -694,7 +694,10 @@ namespace EigenLab
 	template <typename Derived>
 	bool Parser<Derived>::evalFunction_1_lt(const std::string & name, Value<Derived> & arg, Value<Derived> & result, std::true_type)
 	{
-		if(name == "min") {
+		if(arg.matrix().size()==0) {
+			result.setLocal(Derived());
+			return true;
+		} else if(name == "min") {
 			result.setLocal(arg.matrix().minCoeff());
 			return true;
 		} else if(name == "max") {