Changeset f23de79d for src/AST/Node.hpp

Timestamp:

May 22, 2019, 5:34:17 PM (5 years ago)

Author:

Thierry Delisle <tdelisle@…>

Branches:

ADT, arm-eh, ast-experimental, cleanup-dtors, enum, forall-pointer-decay, jacob/cs343-translation, jenkins-sandbox, master, new-ast, new-ast-unique-expr, pthread-emulation, qualifiedEnum

Children:

0b8bf27

Parents:

5902625 (diff), 722c4831 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge branch 'master' of plg.uwaterloo.ca:software/cfa/cfa-cc

File:

• src/AST/Node.hpp (modified) (2 diffs)

src/AST/Node.hpp

@@ -94 +94 @@
 std::ostream& operator<< ( std::ostream& out, const Node * node );
 
+/// Call a visitor on a possibly-null node
+template<typename node_t>
+auto maybe_accept( const node_t * n, Visitor & v ) -> decltype( n->accept(v) ) {
+        return n ? n->accept( v ) : nullptr;
+}
+
 /// Base class for the smart pointer types
 /// should never really be used.
@@ -141 +147 @@
         const o_node_t * as() const { return dynamic_cast<const o_node_t *>(node); }
 
+        /// Returns a mutable version of the pointer in this node.
+        node_t * get_and_mutate();
+
         /// Sets this pointer to a mutated version of a pointer (possibly) owned elsehere.
         /// Returns a mutable version of the pointer in this node.