From f7b7ba9c5a3e17f5fa9481c76aa02aa949c5de6b Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Tue, 19 Feb 2008 06:53:20 +0000
Subject: isa+cast -> dyncast.

llvm-svn: 47320
---
 llvm/lib/Transforms/Scalar/GVN.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'llvm/lib')

diff --git a/llvm/lib/Transforms/Scalar/GVN.cpp b/llvm/lib/Transforms/Scalar/GVN.cpp
index 62039f9048f..738c4ea1d15 100644
--- a/llvm/lib/Transforms/Scalar/GVN.cpp
+++ b/llvm/lib/Transforms/Scalar/GVN.cpp
@@ -1220,8 +1220,8 @@ bool GVN::processInstruction(Instruction* I,
     if (dep == MemoryDependenceAnalysis::None ||
         dep == MemoryDependenceAnalysis::NonLocal)
       return false;
-    if (isa<MemCpyInst>(dep))
-      return processMemCpy(M, cast<MemCpyInst>(dep), toErase);
+    if (MemCpyInst *MemCpy = dyn_cast<MemCpyInst>(dep))
+      return processMemCpy(M, MemCpy, toErase);
     if (CallInst* C = dyn_cast<CallInst>(dep))
       return performReturnSlotOptzn(M, C, toErase);
     return false;
-- 
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