From: Philip Reames <listmail@philipreames.com>
Date: Wed, 7 Dec 2016 00:28:28 +0000 (+0000)
Subject: [LVI] Simplify obfuscated code
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=4825f8a4b9dd2a3f9f78f93f7c83f0e536d93fbd;p=llvm

[LVI] Simplify obfuscated code

It doesn't matter why something is overdefined if it is...



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@288871 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Analysis/LazyValueInfo.cpp b/lib/Analysis/LazyValueInfo.cpp
index 82478b76848..db51ba52b48 100644
--- a/lib/Analysis/LazyValueInfo.cpp
+++ b/lib/Analysis/LazyValueInfo.cpp
@@ -224,29 +224,15 @@ public:
           return false;
         return markOverdefined();
       }
-
-      if (RHS.isNotConstant()) {
-        if (Val == RHS.Val)
-          return markOverdefined();
-        return markOverdefined();
-      }
-
       return markOverdefined();
     }
 
     if (isNotConstant()) {
-      if (RHS.isConstant()) {
-        if (Val == RHS.Val)
-          return markOverdefined();
-        return markOverdefined();
-      }
-
       if (RHS.isNotConstant()) {
         if (Val == RHS.Val)
           return false;
         return markOverdefined();
       }
-
       return markOverdefined();
     }