fix a signed comparison warning.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126682 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/X86/Utils/X86ShuffleDecode.cpp b/lib/Target/X86/Utils/X86ShuffleDecode.cpp
index 76f4d3badf4871dc172f4bc52b25273a2ed60e97..eeb83c19b70a8f36ac4f11b7c86bb185ecb87296 100644 (file)
--- a/lib/Target/X86/Utils/X86ShuffleDecode.cpp
+++ b/lib/Target/X86/Utils/X86ShuffleDecode.cpp
@@ -166,7 +166,7 @@ void DecodeUNPCKLPDMask(unsigned NElts,
 void DecodeUNPCKLPMask(EVT VT,
                        SmallVectorImpl<unsigned> &ShuffleMask) {
 
-  int NElts = VT.getVectorNumElements();
+  unsigned NElts = VT.getVectorNumElements();
 
   for (unsigned i = 0; i != NElts/2; ++i) {
     ShuffleMask.push_back(i);        // Reads from dest