diff --git a/sources/zweic/Generator.scala b/sources/zweic/Generator.scala
index eeabae9..a033e9d 100644
--- a/sources/zweic/Generator.scala
+++ b/sources/zweic/Generator.scala
@@ -141,20 +141,23 @@
 
     case While(cond, stats) =>
 	genTmp { tmpReg =>
-		val valentin = code.getLabel();
-		val valerie = code.getLabel();
-		code.anchorLabel(valentin);
-		genCond(cond, valerie, false);
+		val startwhile = code.getLabel();
+		val endwhile = code.getLabel();
+		val fs = code.getFrameSize();
+		code.anchorLabel(startwhile);
+		genCond(cond, endwhile, false);
 		stats.foreach(gen);
-		code.emit(BEQ, ZERO, valentin);
-		code.anchorLabel(valerie);
+		code.emit(SUBI, SP, SP, fs-code.getFrameSize());
+		code.decFrameSize(code.getFrameSize());
+		code.incFrameSize(fs);
+		code.emit(BEQ, ZERO, startwhile);
+		code.anchorLabel(endwhile);
 	}
-      // ... � compl�ter ...
 
     case Var(varname, _, init) =>
 	genTmp { tmpReg =>
 		genLoad(init, tmpReg);
-		varname.sym.offset = code.getFrameSize();
+		varname.sym.offset = code.getFrameSize() + 4;
 		code.emit(PSH, tmpReg, SP, 4);
 		code.incFrameSize(4);
 	}
@@ -186,7 +189,9 @@
 	  }
 
     case _ =>
-	  Console.println("gen __________________________________");
+	  
+	  //Console.println("gen __________________________________" + tree);
+	  error("gen: " + tree);
 
   } // def gen(Tree): Unit
 
@@ -267,7 +272,7 @@
 		code.getRegister(targetReg);
 		genLoad(main, targetReg);
 
-		code.emit(SUBI, SP, SP, code.getFrameSize()-fs);
+		code.emit(SUBI, SP, SP, fs-code.getFrameSize());
 		code.decFrameSize(code.getFrameSize());
 		code.incFrameSize(fs);
 
@@ -302,8 +307,7 @@
 		code.emit(LDW, targetReg, tmpReg, selector.sym.offset+4);
 	}
 
-      case Call(receiver, method, args) =>
-		
+      case Call(receiver, method, args) =>		
 		genTmp { thisReg =>
 
 			// put all registers on stack
@@ -350,10 +354,6 @@
 			}
 		}
 
-		//code.emit(ADDI, SP, SP, args.length*4);
-		
-        // ... � compl�ter ...
-
       case If(cond, thenp, elsep) =>
 		val elseLabel = code.getLabel();
 		val afterLabel = code.getLabel();
diff --git a/tests/5/int.zwei b/tests/5/int.zwei
index eb194a2..c183894 100644
--- a/tests/5/int.zwei
+++ b/tests/5/int.zwei
@@ -1,7 +1,7 @@
 //#isut
-//#65536
+//#65535
 {
-Int a = 65536;
+Int a = 65535;
 printInt(a);
 }
 //i wonder if this should be correct or not...
\ No newline at end of file