Index: src/Concurrency/Corun.cpp
===================================================================
--- src/Concurrency/Corun.cpp	(revision 72b518fc0f393f86bf6bb43b0dd79189e24e9cf3)
+++ src/Concurrency/Corun.cpp	(revision 5e0bba5fda3d7351cd7d4b5ad75b54d7c9f4387e)
@@ -42,10 +42,10 @@
 
     Stmt * postvisit( const CorunStmt * stmt ) {
-        if ( !runnerBlockDecl ) 
+        if ( !runnerBlockDecl )
             SemanticError( stmt->location, "To use corun statements add #include <cofor.hfa>\n" );
 
         if ( !stmt->stmt )
             return nullptr;
-        
+
         const CodeLocation & loc = stmt->location;
         const string fnName = CorunFnNamer.newName();
@@ -76,5 +76,5 @@
         // __CFA_corun_block_{ __CFA_corun_lambda_ };
         Stmt * threadStart = new ExprStmt( loc,
-            new UntypedExpr ( loc, 
+            new UntypedExpr ( loc,
                 new NameExpr( loc, "?{}" ),
                 {
Index: src/Concurrency/Corun.hpp
===================================================================
--- src/Concurrency/Corun.hpp	(revision 72b518fc0f393f86bf6bb43b0dd79189e24e9cf3)
+++ src/Concurrency/Corun.hpp	(revision 5e0bba5fda3d7351cd7d4b5ad75b54d7c9f4387e)
@@ -16,6 +16,4 @@
 #pragma once
 
-
-class Declaration;
 namespace ast {
 	class TranslationUnit;