diff --git a/build.bat b/build.bat
index 7802267..2cd4266 100644
--- a/build.bat
+++ b/build.bat
@@ -1 +1 @@
-dmd main.d stats.d imports.d highlighter.d ctags.d astprinter.d formatter.d outliner.d stdx/allocator.d stdx/lexer.d stdx/d/ast.d stdx/d/parser.d stdx/d/lexer.d analysis/.d analysis/base.d analysis/del.d analysis/enumarrayliteral.d analysis/fish.d  analysis/numbers.d analysis/objectconst.d  analysis/package.d analysis/pokemon.d analysis/range.d analysis/run.d analysis/style.d -ofdscanner.exe -O -release -noboundscheck -inline
+dmd main.d stats.d imports.d highlighter.d ctags.d astprinter.d formatter.d outliner.d stdx/allocator.d stdx/lexer.d stdx/d/ast.d stdx/d/parser.d stdx/d/lexer.d analysis/base.d analysis/del.d analysis/enumarrayliteral.d analysis/fish.d  analysis/numbers.d analysis/objectconst.d  analysis/package.d analysis/pokemon.d analysis/range.d analysis/run.d analysis/style.d -ofdscanner.exe -O -release -noboundscheck -inline
diff --git a/stdx/d/ast.d b/stdx/d/ast.d
index 636b516..03c1a82 100644
--- a/stdx/d/ast.d
+++ b/stdx/d/ast.d
@@ -1996,6 +1996,7 @@ public:
         mixin (visitIfNotNull!(functionBody));
     }
     /** */ FunctionBody functionBody;
+    /** */ MemberFunctionAttribute[] memberFunctionAttributes;
 }
 
 ///
diff --git a/stdx/d/lexer.d b/stdx/d/lexer.d
index 23bca67..91f7146 100644
--- a/stdx/d/lexer.d
+++ b/stdx/d/lexer.d
@@ -1272,8 +1272,26 @@ public struct DLexer
 			range.popFront();
 			break;
 		case 'x':
-			// TODO
 			range.popFront();
+			foreach (i; 0 .. 2)
+			{
+				if (range.empty)
+				{
+					error("Error: 2 hex digits expected.");
+					return false;
+				}
+				switch (range.front)
+				{
+				case '0': .. case '9':
+				case 'a': .. case 'f':
+				case 'A': .. case 'F':
+					range.popFront();
+					break;
+				default:
+					error("Error: 2 hex digits expected.");
+					return false;
+				}
+			}
 			break;
 		case '1': .. case '7':
 			for (size_t i = 0; i < 3 && !range.empty && range.front >= '0' && range.front <= '7'; i++)
@@ -1526,3 +1544,24 @@ unittest
 	assert (tokens.map!"a.type"().equal([tok!"import", tok!"identifier", tok!".",
 		tok!"identifier", tok!";"]));
 }
+
+/// Test \x char sequence
+unittest
+{
+	auto toks = (string s) => byToken(cast(ubyte[])s);
+
+	// valid
+	enum hex = ['0','1','2','3','4','5','6','7','8','9','a','b','c','d','e','f','A','B','C','D','E','F'];
+	auto source = "";
+	foreach(h1; hex)
+		foreach(h2; hex)
+			source ~= "'\\x" ~ h1 ~ h2 ~ "'";
+	assert(toks(source).filter!(t => t.type != tok!"characterLiteral").empty);
+
+	// invalid
+	assert(toks(`'\x'`).messages[0] == DLexer.Message(1,4,"Error: 2 hex digits expected.",true));
+	assert(toks(`'\x_'`).messages[0] == DLexer.Message(1,4,"Error: 2 hex digits expected.",true));
+	assert(toks(`'\xA'`).messages[0] == DLexer.Message(1,5,"Error: 2 hex digits expected.",true));
+	assert(toks(`'\xAY'`).messages[0] == DLexer.Message(1,5,"Error: 2 hex digits expected.",true));
+	assert(toks(`'\xXX'`).messages[0] == DLexer.Message(1,4,"Error: 2 hex digits expected.",true));
+}
diff --git a/stdx/d/parser.d b/stdx/d/parser.d
index ee48209..f55490a 100644
--- a/stdx/d/parser.d
+++ b/stdx/d/parser.d
@@ -1309,7 +1309,7 @@ incorrect;
      * Parses a ClassDeclaration
      *
      * $(GRAMMAR $(RULEDEF classDeclaration):
-     *     $(LITERAL 'class') $(LITERAL Identifier) ($(RULE templateParameters) $(RULE constraint)?)? ($(LITERAL ':') $(RULE baseClassList))? $(RULE structBody)
+     *     $(LITERAL 'class') $(LITERAL Identifier) ($(LITERAL ';') | ($(RULE templateParameters) $(RULE constraint)?)? ($(LITERAL ':') $(RULE baseClassList))? $(RULE structBody))
      *     ;)
      */
     ClassDeclaration parseClassDeclaration()
@@ -1322,6 +1322,11 @@ incorrect;
         node.name = *ident;
         node.comment = comment;
         comment = null;
+        if (currentIs(tok!";"))
+        {
+            advance();
+            return node;
+        }
         if (currentIs(tok!"("))
         {
             node.templateParameters = parseTemplateParameters();
@@ -1731,6 +1736,7 @@ class ClassFour(A, B) if (someTest()) : Super {}}c;
             if (currentIs(tok!":"))
             {
                 node.attributeDeclaration = parseAttributeDeclaration(attr);
+                node.attributes = ownArray(attributes);
                 return node;
             }
             else
@@ -3185,7 +3191,7 @@ import core.stdc.stdio, std.string : KeepTerminator;
      * Parses an InterfaceDeclaration
      *
      * $(GRAMMAR $(RULEDEF interfaceDeclaration):
-     *     $(LITERAL 'interface') $(LITERAL Identifier) ($(RULE templateParameters) $(RULE constraint)?)? ($(LITERAL ':') $(RULE baseClassList))? $(RULE structBody)
+     *     $(LITERAL 'interface') $(LITERAL Identifier) ($(LITERAL ';') | ($(RULE templateParameters) $(RULE constraint)?)? ($(LITERAL ':') $(RULE baseClassList))? $(RULE structBody))
      *     ;)
      */
     InterfaceDeclaration parseInterfaceDeclaration()
@@ -3197,6 +3203,11 @@ import core.stdc.stdio, std.string : KeepTerminator;
         node.name = *ident;
         node.comment = comment;
         comment = null;
+        if (currentIs(tok!";"))
+        {
+            advance();
+            return node;
+        }
         if (currentIs(tok!"("))
         {
             node.templateParameters = parseTemplateParameters();
@@ -3875,7 +3886,13 @@ invariant() foo();
         mixin(traceEnterAndExit!(__FUNCTION__));
         auto node = allocate!NonVoidInitializer;
         if (currentIs(tok!"{"))
-            node.structInitializer = parseStructInitializer();
+        {
+            auto b = peekPastBraces();
+            if (b !is null && (b.type == tok!"("))
+                node.assignExpression = parseAssignExpression();
+            else
+                node.structInitializer = parseStructInitializer();
+        }
         else if (currentIs(tok!"["))
         {
             auto b = peekPastBrackets();
@@ -4134,7 +4151,7 @@ q{(int a, ...)
      * Parses a Postblit
      *
      * $(GRAMMAR $(RULEDEF postblit):
-     *     $(LITERAL 'this') $(LITERAL '$(LPAREN)') $(LITERAL 'this') $(LITERAL '$(RPAREN)') ($(RULE functionBody) | $(LITERAL ';'))
+     *     $(LITERAL 'this') $(LITERAL '$(LPAREN)') $(LITERAL 'this') $(LITERAL '$(RPAREN)') $(RULE memberFunctionAttribute)* ($(RULE functionBody) | $(LITERAL ';'))
      *     ;)
      */
     Postblit parsePostblit()
@@ -4144,6 +4161,10 @@ q{(int a, ...)
         expect(tok!"(");
         expect(tok!"this");
         expect(tok!")");
+        MemberFunctionAttribute[] memberFunctionAttributes;
+        while (currentIsMemberFunctionAttribute())
+            memberFunctionAttributes ~= parseMemberFunctionAttribute();
+        node.memberFunctionAttributes = ownArray(memberFunctionAttributes);
         if (currentIs(tok!";"))
             advance();
         else