Fixed bug with undefined values in algebraic expressions.

flarn2006 · Dec 3, 2016 · 41aacd7 · 41aacd7
1 parent 275cbf8
commit 41aacd7
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/source/RpnInstruction.cpp b/source/RpnInstruction.cpp
@@ -176,7 +176,7 @@ RpnInstruction::Status RpnInstruction::Execute(std::vector<double> &stack) const
 			} else {
 				double &back = stack.back();
 				back = expr.Evaluate(back);
-				return S_OK;
+				return std::isfinite(back) ? S_OK : S_UNDEFINED;
 			}
 		default:
 			return S_UNDEFINED;