--- a/dmd/StructDeclaration.d	Mon Sep 13 23:29:00 2010 +0200
+++ b/dmd/StructDeclaration.d	Tue Sep 14 00:00:24 2010 +0200
@@ -106,17 +106,22 @@
 	{
 		Scope sc2;
 
-		//printf("+StructDeclaration.semantic(this=%p, '%s')\n", this, toChars());
+		//writef("+StructDeclaration.semantic(this=%p, '%s', sizeok = %d)\n", this, toChars(), sizeok);
 
-		//static int count; if (++count == 20) *(char*)0=0;
+		//static int count; if (++count == 20) halt();
 
 		assert(type);
 		if (!members)			// if forward reference
 		return;
 
-		if (symtab)
-		{   if (!scope_)
+		if (sizeok == 1 || symtab)
+		{
+			if (!scope_)
+			{
+				// writef("already completed\n");
+				scope_ = null;
 				return;             // semantic() already completed
+			}
 		}
 		else
 			symtab = new DsymbolTable();
@@ -367,7 +372,7 @@
 		scope_ = scx ? scx : sc.clone();
 		scope_.setNoFree();
 		scope_.module_.addDeferredSemantic(this);
-		//printf("\tdeferring %s\n", toChars());
+		writef("\tdeferring %s\n", toChars());
 		return;
 		}