From bb3eac9e7a5366c2c5048cea13bbf820eaeb41e3 Mon Sep 17 00:00:00 2001
From: Mon P Wang <wangmp@apple.com>
Date: Wed, 2 Dec 2009 04:59:58 +0000
Subject: Fixed an assertion failure for tracking sext of a vector of integers

llvm-svn: 90290
---
 llvm/lib/Analysis/ValueTracking.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'llvm/lib/Analysis/ValueTracking.cpp')

diff --git a/llvm/lib/Analysis/ValueTracking.cpp b/llvm/lib/Analysis/ValueTracking.cpp
index 31d3ccca36a..22c6e3b6f12 100644
--- a/llvm/lib/Analysis/ValueTracking.cpp
+++ b/llvm/lib/Analysis/ValueTracking.cpp
@@ -659,7 +659,7 @@ unsigned llvm::ComputeNumSignBits(Value *V, const TargetData *TD,
   switch (Operator::getOpcode(V)) {
   default: break;
   case Instruction::SExt:
-    Tmp = TyBits-cast<IntegerType>(U->getOperand(0)->getType())->getBitWidth();
+    Tmp = TyBits - U->getOperand(0)->getType()->getScalarSizeInBits();
     return ComputeNumSignBits(U->getOperand(0), TD, Depth+1) + Tmp;
     
   case Instruction::AShr:
-- 
cgit v1.2.3