From 88dd73b75e42c719f7daa65f7c74cb572ea68a9c Mon Sep 17 00:00:00 2001
From: Gabor Greif <ggreif@gmail.com>
Date: Mon, 12 Jul 2010 14:14:03 +0000
Subject: cache result of operator*

llvm-svn: 108145
---
 llvm/lib/Transforms/IPO/IPConstantPropagation.cpp | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

(limited to 'llvm/lib/Transforms/IPO')

diff --git a/llvm/lib/Transforms/IPO/IPConstantPropagation.cpp b/llvm/lib/Transforms/IPO/IPConstantPropagation.cpp
index df2456f9f2b..e4db235b1d1 100644
--- a/llvm/lib/Transforms/IPO/IPConstantPropagation.cpp
+++ b/llvm/lib/Transforms/IPO/IPConstantPropagation.cpp
@@ -85,15 +85,16 @@ bool IPCP::PropagateConstantsIntoArguments(Function &F) {
 
   unsigned NumNonconstant = 0;
   for (Value::use_iterator UI = F.use_begin(), E = F.use_end(); UI != E; ++UI) {
+    User *U = *UI;
     // Ignore blockaddress uses.
-    if (isa<BlockAddress>(*UI)) continue;
+    if (isa<BlockAddress>(U)) continue;
     
     // Used by a non-instruction, or not the callee of a function, do not
     // transform.
-    if (!isa<CallInst>(*UI) && !isa<InvokeInst>(*UI))
+    if (!isa<CallInst>(U) && !isa<InvokeInst>(U))
       return false;
     
-    CallSite CS = CallSite::get(cast<Instruction>(*UI));
+    CallSite CS = CallSite::get(cast<Instruction>(U));
     if (!CS.isCallee(UI))
       return false;
 
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