X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fprogramsyntax.cpp;h=4438c16ed03cb7bd7a3c5c94e86fe01d98235e25;hb=3b159edbe4e80a2bc19c4c2fcd42cb996b9fbfe0;hp=c6e0f6d40e9bc9ca97583adf07454af208bcadf9;hpb=8812fe9fc71b997246ddfdedb8a91932b679d2d3;p=libs%2Fgl.git

diff --git a/source/programsyntax.cpp b/source/programsyntax.cpp
index c6e0f6d4..4438c16e 100644
--- a/source/programsyntax.cpp
+++ b/source/programsyntax.cpp
@@ -6,6 +6,15 @@ namespace Msp {
 namespace GL {
 namespace ProgramSyntax {
 
+template<typename C>
+NodeContainer<C>::NodeContainer(const NodeContainer &c):
+	C(c)
+{
+	for(typename C::iterator i=this->begin(); i!=this->end(); ++i)
+		*i = (*i)->clone();
+}
+
+
 Block::Block():
 	use_braces(false)
 { }
@@ -192,7 +201,7 @@ void NodeVisitor::visit(Assignment &assign)
 
 void TraversingVisitor::visit(Block &block)
 {
-	for(list<NodePtr<Node> >::iterator i=block.body.begin(); i!=block.body.end(); ++i)
+	for(list<RefPtr<Node> >::iterator i=block.body.begin(); i!=block.body.end(); ++i)
 		(*i)->visit(*this);
 }
 
@@ -219,7 +228,7 @@ void TraversingVisitor::visit(BinaryExpression &binary)
 
 void TraversingVisitor::visit(FunctionCall &call)
 {
-	for(vector<NodePtr<Expression> >::iterator i=call.arguments.begin(); i!=call.arguments.end(); ++i)
+	for(vector<RefPtr<Expression> >::iterator i=call.arguments.begin(); i!=call.arguments.end(); ++i)
 		(*i)->visit(*this);
 }
 
@@ -255,7 +264,7 @@ void TraversingVisitor::visit(InterfaceBlock &iface)
 
 void TraversingVisitor::visit(FunctionDeclaration &func)
 {
-	for(vector<NodePtr<VariableDeclaration> >::iterator i=func.parameters.begin(); i!=func.parameters.end(); ++i)
+	for(vector<RefPtr<VariableDeclaration> >::iterator i=func.parameters.begin(); i!=func.parameters.end(); ++i)
 		(*i)->visit(*this);
 	func.body.visit(*this);
 }