4 files changed, 9 insertions, 42 deletions
diff --git a/source/slang/check.cpp b/source/slang/check.cpp
index b3e1baf79..8fcd905c8 100644
--- a/source/slang/check.cpp
+++ b/source/slang/check.cpp
@@ -1068,7 +1068,7 @@ namespace Slang
             return genericDecl;
         }
 
-        virtual void visitInterfaceDecl(InterfaceDecl* decl) override
+        virtual void visitInterfaceDecl(InterfaceDecl* /*decl*/) override
         {
             // TODO: do some actual checking of members here
         }
diff --git a/source/slang/compiler.h b/source/slang/compiler.h
index 3b6696647..f34be794b 100644
--- a/source/slang/compiler.h
+++ b/source/slang/compiler.h
@@ -152,28 +152,6 @@ namespace Slang
         TranslationUnitOptions const& getTranslationUnitOptions() { return *translationUnitOptions; }
     };
 
-#if 0
-
-    class ShaderCompiler : public Slang::Object
-    {
-    public:
-        virtual void Compile(
-            CompileResult&                  result,
-            CollectionOfTranslationUnits*   collectionOfTranslationUnits,
-            const CompileOptions&           options,
-            CompileRequest*                 request) = 0;
-
-        virtual TranslationUnitResult PassThrough(
-            String const&			sourceText,
-            String const&			sourcePath,
-            const CompileOptions &	options,
-            TranslationUnitOptions const& translationUnitOptions) = 0;
-
-    };
-
-    ShaderCompiler * CreateShaderCompiler();
-#endif
-
     TranslationUnitResult passThrough(
         String const&			sourceText,
         String const&			sourcePath,
diff --git a/source/slang/diagnostics.cpp b/source/slang/diagnostics.cpp
index e9c7e965a..45c0c9b76 100644
--- a/source/slang/diagnostics.cpp
+++ b/source/slang/diagnostics.cpp
@@ -36,11 +36,6 @@ void printDiagnosticArg(StringBuilder& sb, Decl* decl)
     sb << decl->Name.Content;
 }
 
-void printDiagnosticArg(StringBuilder& sb, Type* type)
-{
-    sb << type->DataType->ToString();
-}
-
 void printDiagnosticArg(StringBuilder& sb, ExpressionType* type)
 {
     sb << type->ToString();
@@ -174,10 +169,10 @@ void DiagnosticSink::diagnoseImpl(CodePosition const& pos, DiagnosticInfo const&
     if( callback )
     {
         // If so, pass the error string along to them
-        StringBuilder sb;
-        formatDiagnostic(sb, diagnostic);
+        StringBuilder messageBuilder;
+        formatDiagnostic(messageBuilder, diagnostic);
 
-        callback(sb.ProduceString().begin(), callbackUserData);
+        callback(messageBuilder.ProduceString().begin(), callbackUserData);
     }
     else
     {
diff --git a/source/slang/syntax.h b/source/slang/syntax.h
index 3cd46914f..96eb3d530 100644
--- a/source/slang/syntax.h
+++ b/source/slang/syntax.h
@@ -1133,16 +1133,6 @@ namespace Slang
         return 0;
     }
 
-    class Type
-    {
-    public:
-        RefPtr<ExpressionType> DataType;
-        // ContrainedWorlds: Implementation must be defined at at least one of of these worlds in order to satisfy global dependency
-        // FeasibleWorlds: The component can be computed at any of these worlds
-        EnumerableHashSet<String> ConstrainedWorlds, FeasibleWorlds;
-        EnumerableHashSet<String> PinnedWorlds;
-    };
-
     class ContainerDecl;
 
 
@@ -2507,7 +2497,7 @@ namespace Slang
 
     //
 
-    class SyntaxVisitor : public Object
+    class SyntaxVisitor
     {
     protected:
         DiagnosticSink * sink = nullptr;
@@ -2523,6 +2513,10 @@ namespace Slang
         SyntaxVisitor(DiagnosticSink * sink)
             : sink(sink)
         {}
+        virtual ~SyntaxVisitor()
+        {
+        }
+
         virtual RefPtr<ProgramSyntaxNode> VisitProgram(ProgramSyntaxNode* program)
         {
             for (auto & m : program->Members)