Fix unused variable warning. NFCI.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@346657 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/CodeGen/BasicTTIImpl.h b/include/llvm/CodeGen/BasicTTIImpl.h
index d2f5807..a0c8bdd 100644 (file)
--- a/include/llvm/CodeGen/BasicTTIImpl.h
+++ b/include/llvm/CodeGen/BasicTTIImpl.h
@@ -123,9 +123,8 @@ private:
   unsigned getExtractSubvectorOverhead(Type *Ty, int Index, Type *SubTy) {
     assert(Ty && Ty->isVectorTy() && SubTy && SubTy->isVectorTy() &&
            "Can only extract subvectors from vectors");
-    int NumElts = Ty->getVectorNumElements();
     int NumSubElts = SubTy->getVectorNumElements();
-    assert((Index + NumSubElts) <= NumElts &&
+    assert((Index + NumSubElts) <= (int)Ty->getVectorNumElements() &&
            "SK_ExtractSubvector index out of range");
 
     unsigned Cost = 0;