logic: template related fixes

* fixed recording template member specializations of methods as explicit nodes
* fixed template members variables sometimes recorded as functions with call edges

src/lib_cxx/data/parser/cxx/CxxAstVisitor.cpp

@@ -593,6 +593,7 @@ DEF_VISIT_TYPE_PTR(TemplateTemplateParmDecl)
 DEF_VISIT_TYPE(TypeLoc)
 DEF_VISIT_TYPE_PTR(DeclRefExpr)
 DEF_VISIT_TYPE_PTR(MemberExpr)
+DEF_VISIT_TYPE_PTR(CXXDependentScopeMemberExpr)
 DEF_VISIT_TYPE_PTR(CXXConstructExpr)
 DEF_VISIT_TYPE_PTR(LambdaExpr)
 DEF_VISIT_CUSTOM_TYPE_PTR(ConstructorInitializer, CXXCtorInitializer)

src/lib_cxx/data/parser/cxx/CxxAstVisitor.h

@@ -134,6 +134,7 @@ public:
 
 	virtual bool VisitDeclRefExpr(clang::DeclRefExpr* s);
 	virtual bool VisitMemberExpr(clang::MemberExpr* s);
+	virtual bool VisitCXXDependentScopeMemberExpr(clang::CXXDependentScopeMemberExpr* s);
 	virtual bool VisitCXXConstructExpr(clang::CXXConstructExpr* s);
 	virtual bool VisitLambdaExpr(clang::LambdaExpr* s);
 	virtual bool VisitConstructorInitializer(clang::CXXCtorInitializer* init);

src/lib_cxx/data/parser/cxx/CxxAstVisitorComponent.h

@@ -113,6 +113,7 @@ DEF_TRAVERSE_TYPE_PTR(CXXTemporaryObjectExpr)
 	virtual void visitInitListExpr(clang::InitListExpr* s) {}
 	virtual void visitDeclRefExpr(clang::DeclRefExpr* s) {}
 	virtual void visitMemberExpr(clang::MemberExpr* s) {}
+	virtual void visitCXXDependentScopeMemberExpr(clang::CXXDependentScopeMemberExpr* s) {}
 	virtual void visitCXXConstructExpr(clang::CXXConstructExpr* s) {}
 	virtual void visitLambdaExpr(clang::LambdaExpr* s) {}
 

src/lib_cxx/data/parser/cxx/CxxAstVisitorComponentDeclRefKind.cpp

@@ -164,6 +164,11 @@ void CxxAstVisitorComponentDeclRefKind::visitMemberExpr(clang::MemberExpr* s)
 	m_childRefKind = REFERENCE_USAGE;
 }
 
+void CxxAstVisitorComponentDeclRefKind::visitCXXDependentScopeMemberExpr(clang::CXXDependentScopeMemberExpr* s)
+{
+	m_childRefKind = REFERENCE_USAGE;
+}
+
 void CxxAstVisitorComponentDeclRefKind::saveAll()
 {
 	m_oldThisRefKinds.push_back(m_thisRefKind);

src/lib_cxx/data/parser/cxx/CxxAstVisitorComponentDeclRefKind.h

@@ -63,6 +63,8 @@ public:
 
 	virtual void visitMemberExpr(clang::MemberExpr* s);
 
+	virtual void visitCXXDependentScopeMemberExpr(clang::CXXDependentScopeMemberExpr* s);
+	
 private:
 	void saveAll();
 	void restoreAll();

src/lib_cxx/data/parser/cxx/utilityCxxAstVisitor.cpp

@@ -32,10 +32,18 @@ bool utility::isImplicit(const clang::Decl* d)
 	}
 	else if (const clang::FunctionDecl* fd = clang::dyn_cast_or_null<clang::FunctionDecl>(d))
 	{
-		if (fd->isTemplateInstantiation() && fd->getTemplateSpecializationKind() != clang::TSK_ExplicitSpecialization) // or undefined??
+		if (
+			fd->isTemplateInstantiation() && 
+			fd->getTemplateSpecializationKind() != clang::TSK_ExplicitSpecialization) // or undefined??
 		{
 			return true;
 		}
+		else if (
+			fd->getMemberSpecializationInfo() && 
+			fd->getMemberSpecializationInfo()->getTemplateSpecializationKind() == clang::TSK_ExplicitSpecialization)
+		{
+			return false;
+		}
 	}
 
 	return isImplicit(clang::dyn_cast_or_null<clang::Decl>(d->getDeclContext()));

src/test/CxxParserTestSuite.h

@@ -2156,6 +2156,26 @@ public:
 		));
 	}
 
+	void test_cxx_parser_finds_usage_of_member_in_dependent_scope_member_expression()
+	{
+		std::shared_ptr<TestParserClient> client = parseCode(
+			"template <typename T>\n"
+			"class A\n"
+			"{\n"
+			"	T m_t;\n"
+			"\n"
+			"	void foo()\n"
+			"	{\n"
+			"		m_t.run();\n"
+			"	}\n"
+			"};\n"
+		);
+
+		TS_ASSERT(utility::containsElement<std::string>(
+			client->usages, "void A<typename T>::foo() -> A<typename T>::T A<typename T>::m_t <8:3 8:5>"
+		));
+	}
+
 	void test_cxx_parser_finds_return_type_use_in_function()
 	{
 		std::shared_ptr<TestParserClient> client = parseCode(