diff --git a/include/chaiscript/language/chaiscript_eval.hpp b/include/chaiscript/language/chaiscript_eval.hpp
index d75e957..d3d342c 100644
--- a/include/chaiscript/language/chaiscript_eval.hpp
+++ b/include/chaiscript/language/chaiscript_eval.hpp
@@ -982,9 +982,10 @@ namespace chaiscript
     Boxed_Value eval_block(Eval_System &ss, const TokenPtr &node) {
         Boxed_Value retval;
         unsigned int i;
+        unsigned int num_children = node->children.size();
 
         ss.new_scope();
-        for (i = 0; i < node->children.size(); ++i) {
+        for (i = 0; i < num_children; ++i) {
             try {
                 retval = eval_token(ss, node->children[i]);
             }
diff --git a/include/chaiscript/language/chaiscript_parser.hpp b/include/chaiscript/language/chaiscript_parser.hpp
index 7ee2fd6..1ba9a42 100644
--- a/include/chaiscript/language/chaiscript_parser.hpp
+++ b/include/chaiscript/language/chaiscript_parser.hpp
@@ -1586,7 +1586,6 @@ namespace chaiscript
                     if (Operator_Helper(precedence)) {
                         do {
                             if (!Operator(precedence+1)) {
-                                std::cout << std::string(input_pos, input_end);
                                 throw Eval_Error("Incomplete " + std::string(token_type_to_string(operators[precedence])) + " expression",
                                         File_Position(line, col), filename);
                             }
diff --git a/samples/eval.chai b/samples/eval.chai
index 8ad49ec..200bda6 100644
--- a/samples/eval.chai
+++ b/samples/eval.chai
@@ -1,3 +1,2 @@
 var i = 1
 var j = eval("5 + 4")
-print(j)
diff --git a/samples/for.chai b/samples/for.chai
index ba9cdb8..87c94b3 100644
--- a/samples/for.chai
+++ b/samples/for.chai
@@ -2,11 +2,11 @@ for (var i = 0; i < 10; ++i) {
 	print(i)
 }
 
-for (i = 10; i >= 0; i -= 2) {
+for (var i = 10; i >= 0; i -= 2) {
 	print(i)
 }
 
-i = 0
+var i = 0
 
 for (; i < 5; ++i) {
 	print(i)