X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fglsl%2Fvisitor.cpp;h=dfe2d8d46523a00d83b024f1e13dc261db36703d;hb=f526938b407e061c7424adedc34af4d1ff687f90;hp=dad8baddce0c5a5bd74c1b56c4abeb4a93d48fd9;hpb=b94b0c01488e676bc6c64cd7743c5ff50eb15088;p=libs%2Fgl.git

diff --git a/source/glsl/visitor.cpp b/source/glsl/visitor.cpp
index dad8badd..dfe2d8d4 100644
--- a/source/glsl/visitor.cpp
+++ b/source/glsl/visitor.cpp
@@ -26,6 +26,11 @@ void TraversingVisitor::visit(MemberAccess &memacc)
 	memacc.left->visit(*this);
 }
 
+void TraversingVisitor::visit(Swizzle &swizzle)
+{
+	swizzle.left->visit(*this);
+}
+
 void TraversingVisitor::visit(UnaryExpression &unary)
 {
 	unary.expression->visit(*this);
@@ -39,7 +44,8 @@ void TraversingVisitor::visit(BinaryExpression &binary)
 
 void TraversingVisitor::visit(Assignment &assign)
 {
-	visit(static_cast<BinaryExpression &>(assign));
+	assign.left->visit(*this);
+	assign.right->visit(*this);
 }
 
 void TraversingVisitor::visit(FunctionCall &call)
@@ -75,7 +81,8 @@ void TraversingVisitor::visit(VariableDeclaration &var)
 
 void TraversingVisitor::visit(InterfaceBlock &iface)
 {
-	iface.members.visit(*this);
+	if(iface.members)
+		iface.members->visit(*this);
 }
 
 void TraversingVisitor::visit(FunctionDeclaration &func)