Reverted "Fixed passing of structs and static arrays into functions."

gen/functions.cpp

@@ -752,11 +752,7 @@ void DtoDefineFunction(FuncDeclaration* fd)
 
             bool refout = vd->storage_class & (STCref | STCout);
             bool lazy = vd->storage_class & STClazy;
-#if DMDV2
-            if (!refout)
-#else
             if (!refout && (!f->fty.args[i]->byref || lazy))
-#endif
             {
                 // alloca a stack slot for this first class value arg
                 const LLType* argt;

ir/irfunction.cpp

@@ -86,12 +86,7 @@ void IrFuncTy::getParam(Type* dty, int idx, DValue* val, llvm::Value* lval)
         return;
     }
 
-    LLValue *rval = val->getRVal();
-#if DMDV2
-    if (DtoIsPassedByRef(val->type) && isaPointer(rval))
-        rval = DtoLoad(rval);
-#endif
-    DtoStore(rval, lval);
+    DtoStore(val->getRVal(), lval);
 }
 
 //////////////////////////////////////////////////////////////////////////////