diff -r 7c5be05296e3 -r 5cbec15fadfe src/API.cpp
--- a/src/API.cpp	Sat Nov 17 22:02:08 2012 -0800
+++ b/src/API.cpp	Sat Nov 17 23:11:38 2012 -0800
@@ -275,20 +275,25 @@
 {
     switch (param.type()) {
       case Ke::Parameter::Array:
-        return type->isArray() &&
-               type->levels() == 1 &&
-               (type->contained()->isPrimitive() || type->contained()->isEnum()) &&
-               (type->contained()->primitive() != PrimitiveType_Char);
+      {
+        if (!type->isArray())
+            return false;
+
+        ArrayType *atype = ArrayType::cast(type);
+        return atype->levels() == 1 &&
+               (atype->contained()->isPrimitive() || atype->contained()->isEnum()) &&
+               (atype->contained()->primitive() != PrimitiveType_Char);
+      }
       case Ke::Parameter::CharArray:
-        return type->isCharArray();
+        return type->isArray() && ArrayType::cast(type)->isCharArray();
       case Ke::Parameter::Float:
         return type->isFloat();
       case Ke::Parameter::FloatRef:
-        return type->isReference() && type->contained()->isFloat();
+        return type->isReference() && type->contained_ref()->isFloat();
       case Ke::Parameter::Int:
         return type->isInt32() || type->isEnum();
       case Ke::Parameter::IntRef:
-       return type->isReference() && (type->contained()->isInt32() || type->contained()->isEnum());
+       return type->isReference() && (type->contained_ref()->isInt32() || type->contained_ref()->isEnum());
       default:
         return false;
     }