From: Chris Lattner <sabre@nondot.org>
Date: Wed, 25 Sep 2002 22:27:54 +0000 (+0000)
Subject: ImmutablePass's don't need a runOnFunction, nor do they need to explicitly say
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=9be827a87588050d7b2ab9b15a0ab418f3989cdd;p=oota-llvm.git

ImmutablePass's don't need a runOnFunction, nor do they need to explicitly say
that they preserve all xforms


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3925 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/Analysis/BasicAliasAnalysis.h b/include/llvm/Analysis/BasicAliasAnalysis.h
index 55b058b98af..f97cfbabd23 100644
--- a/include/llvm/Analysis/BasicAliasAnalysis.h
+++ b/include/llvm/Analysis/BasicAliasAnalysis.h
@@ -13,17 +13,7 @@
 #include "llvm/Pass.h"
 
 struct BasicAliasAnalysis : public ImmutablePass, public AliasAnalysis {
-  
-  // Pass Implementation stuff.  This isn't much of a pass.
-  //
-  bool runOnFunction(Function &) { return false; }
-    
-  // getAnalysisUsage - Does not modify anything.
-  //
-  virtual void getAnalysisUsage(AnalysisUsage &AU) const {
-    AU.setPreservesAll();
-  }
-  
+
   // alias - This is the only method here that does anything interesting...
   //
   Result alias(const Value *V1, const Value *V2) const;