Fix incorrect ivar redefined error message in loops.

src/main/java/com/laytonsmith/core/functions/DataHandling.java

@@ -290,7 +290,7 @@ public Mixed exec(Target t, Environment env, Mixed... args) throws CancelCommand
 						MSLog.GetLogger().Log(MSLog.Tags.RUNTIME, LogLevel.ERROR,
 								"The variable " + name + " is hiding another value of the"
 								+ " same name in the main scope.", t);
-					} else {
+					} else if(t == Target.UNKNOWN || t != list.get(name, t, true, env).getDefinedTarget()) {
 						MSLog.GetLogger().Log(MSLog.Tags.RUNTIME, LogLevel.ERROR, name + " was already defined at "
 								+ list.get(name, t, true, env).getDefinedTarget() + " but is being redefined.", t);
 					}

src/main/java/com/laytonsmith/core/functions/Math.java

@@ -638,7 +638,7 @@ public Mixed exec(Target t, Environment env, Mixed... args) throws CancelCommand
 				if(v.ival() instanceof CMutablePrimitive) {
 					newVal = ((CMutablePrimitive) v.ival()).setAndReturn(newVal, t);
 				}
-				v = new IVariable(v.getDefinedType(), v.getVariableName(), newVal, t, env);
+				v = new IVariable(v.getDefinedType(), v.getVariableName(), newVal, v.getDefinedTarget(), env);
 				env.getEnv(GlobalEnv.class).GetVarList().set(v);
 				return v;
 			} else if(Static.anyDoubles(args[0])) {
@@ -762,7 +762,7 @@ public Mixed exec(Target t, Environment env, Mixed... args) throws CancelCommand
 				} catch (CloneNotSupportedException ex) {
 					Logger.getLogger(Math.class.getName()).log(Level.SEVERE, null, ex);
 				}
-				v = new IVariable(v.getDefinedType(), v.getVariableName(), newVal, t, env);
+				v = new IVariable(v.getDefinedType(), v.getVariableName(), newVal, v.getDefinedTarget(), env);
 				env.getEnv(GlobalEnv.class).GetVarList().set(v);
 				return oldVal;
 			} else if(Static.anyDoubles(args[0])) {
@@ -884,7 +884,7 @@ public Mixed exec(Target t, Environment env, Mixed... args) throws CancelCommand
 				if(v.ival() instanceof CMutablePrimitive) {
 					newVal = ((CMutablePrimitive) v.ival()).setAndReturn(newVal, t);
 				}
-				v = new IVariable(v.getDefinedType(), v.getVariableName(), newVal, t, env);
+				v = new IVariable(v.getDefinedType(), v.getVariableName(), newVal, v.getDefinedTarget(), env);
 				env.getEnv(GlobalEnv.class).GetVarList().set(v);
 				return v;
 			} else if(Static.anyDoubles(args[0])) {
@@ -1008,7 +1008,7 @@ public Mixed exec(Target t, Environment env, Mixed... args) throws CancelCommand
 				} catch (CloneNotSupportedException ex) {
 					Logger.getLogger(Math.class.getName()).log(Level.SEVERE, null, ex);
 				}
-				v = new IVariable(v.getDefinedType(), v.getVariableName(), newVal, t, env);
+				v = new IVariable(v.getDefinedType(), v.getVariableName(), newVal, v.getDefinedTarget(), env);
 				env.getEnv(GlobalEnv.class).GetVarList().set(v);
 				return oldVal;
 			} else if(Static.anyDoubles(args[0])) {