Add cast function

src/main/java/com/laytonsmith/core/MethodScriptCompiler.java

@@ -1579,7 +1579,7 @@ public static ParseTree compile(TokenStream stream, Environment environment,
 						environment.getEnv(CompilerEnvironment.class).addCompilerWarning(fileOptions, warning);
 						f = new ParseTree(new CFunction(Compiler.__autoconcat__.NAME, unknown), fileOptions);
 					} else {
-						f = new ParseTree(new CFunction(Compiler.p.NAME, unknown), fileOptions);
+						f = new ParseTree(new CFunction(Compiler.p.NAME, t.getTarget()), fileOptions);
 					}
 					constructCount.push(new AtomicInteger(0));
 					tree.addChild(f);

src/main/java/com/laytonsmith/core/constructs/IVariable.java

@@ -96,6 +96,14 @@ public IVariable clone() throws CloneNotSupportedException {
 		return clone;
 	}
 
+	/**
+	 * Create a clone of this {@link IVariable} using the same variable value reference.
+	 * @return The clone.
+	 */
+	public IVariable shallowClone() {
+		return new IVariable(type, name, varValue, definedTarget);
+	}
+
 	@Override
 	public boolean isDynamic() {
 		return true;

src/main/java/com/laytonsmith/core/constructs/IVariableList.java

@@ -79,6 +79,10 @@ public void set(IVariable v) {
 		varList.put(v.getVariableName(), v);
 	}
 
+	public IVariable get(String name) {
+		return varList.get(name);
+	}
+
 	public IVariable get(String name, Target t, boolean bypassAssignedCheck, Environment env) {
 		IVariable v = varList.get(name);
 		if(v == null) {
@@ -133,7 +137,9 @@ public String toString() {
 	@Override
 	public IVariableList clone() {
 		IVariableList clone = new IVariableList(this);
-		clone.varList = new HashMap<>(varList);
+		for(IVariable var : varList.values()) {
+			clone.set(var.shallowClone());
+		}
 		return clone;
 	}