--- a/python/ir/basicblock.py	Mon Jul 22 22:56:51 2013 +0200
+++ b/python/ir/basicblock.py	Tue Jul 23 16:50:02 2013 +0200
@@ -11,7 +11,6 @@
     def addInstruction(self, i):
         i.parent = self
         self.instructions.append(i)
-    addIns = addInstruction
 
     def replaceInstruction(self, i1, i2):
         idx = self.instructions.index(i1)
@@ -26,14 +25,7 @@
 
     def getInstructions(self):
         return self.instructions
-
-    def setInstructions(self, ins):
-      for i in self.instructions:
-         i.parent = None
-      self.instructions = ins
-      for i in self.instructions:
-         i.parent = self
-    Instructions = property(getInstructions, setInstructions)
+    Instructions = property(getInstructions)
 
     def getLastIns(self):
         return self.instructions[-1]
@@ -46,13 +38,12 @@
     @property
     def FirstInstruction(self):
         return self.instructions[0]
-    FirstIns = FirstInstruction
 
     def getSuccessors(self):
-      if not self.Empty:
-         i = self.LastInstruction
-         return i.Targets
-      return []
+        if not self.Empty:
+            i = self.LastInstruction
+            return i.Targets
+        return []
     Successors = property(getSuccessors)
 
     def getPredecessors(self):