Changes in src/AST/Util.hpp [17fa94f:d3d54b3]

File:

• src/AST/Util.hpp (modified) (1 diff)

src/AST/Util.hpp

@@ -26 +26 @@
 void checkInvariants( TranslationUnit & );
 
+/// Maintains an AST-module state for contextual information needed in
+/// ast::* implementations, notably constructors:
+///    early: while parsing, use bootstrap versions
+///    late: once a whole TranslationUnit exists, use its answers
+/// When the program is in the later state, ast::* construcors effectively get
+/// the benefit of WithTranslationUnit, without having to pass them one.
+class TranslationDeps {
+
+    TranslationDeps() = delete;
+
+    friend class SizeofExpr;
+    friend class AlignofExpr;
+    friend class CountofExpr;
+    friend class OffsetofExpr;
+    friend class OffsetPackExpr;
+
+    /// Appropriate return type for built-in expressions that report on sizes
+    static const Type * getSizeType();
+
+  public:
+    /// Transition from early to late states
+    static void evolve( TranslationUnit & );
+};
+
 }