1 files changed, 15 insertions, 0 deletions
diff --git a/src/sys/include/np/ast.h b/src/sys/include/np/ast.h
index 9647f53..8e516d7 100644
--- a/src/sys/include/np/ast.h
+++ b/src/sys/include/np/ast.h
@@ -37,6 +37,21 @@
 #include <string.h>
 
 /*
+ * Valid program integer types
+ */
+typedef enum {
+    AST_BAD_TYPE,
+    AST_U8,
+    AST_U16,
+    AST_U32,
+    AST_U64,
+    AST_I8,
+    AST_I16,
+    AST_I32,
+    AST_I64
+} ast_itype_t;
+
+/*
  * Represents an AST node
  *
  * @ident: Identifier