From 3188cab9898d30f14bf240a6f9a71754d25c2c4d Mon Sep 17 00:00:00 2001
From: Reid Spencer <rspencer@reidspencer.com>
Date: Sun, 18 Jul 2004 08:31:18 +0000
Subject: [PATCH] Avoid an unnecessary isa<Constant>.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14963 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Transforms/IPO/IPConstantPropagation.cpp | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/lib/Transforms/IPO/IPConstantPropagation.cpp b/lib/Transforms/IPO/IPConstantPropagation.cpp
index 0195231701f..36ac2023c1d 100644
--- a/lib/Transforms/IPO/IPConstantPropagation.cpp
+++ b/lib/Transforms/IPO/IPConstantPropagation.cpp
@@ -82,9 +82,7 @@ bool IPCP::processFunction(Function &F) {
         if (*AI == &F) return false;  // Passes the function into itself
 
         if (!ArgumentConstants[i].second) {
-          if (isa<Constant>(*AI)) {
-            Constant *C = dyn_cast<Constant>(*AI);
-            
+          if (Constant *C = dyn_cast<Constant>(*AI)) {
             if (!ArgumentConstants[i].first)
               ArgumentConstants[i].first = C;
             else if (ArgumentConstants[i].first != C) {