Merging r226058:
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r226058 | dexonsmith | 2015-01-14 15:11:51 -0800 (Wed, 14 Jan 2015) | 1 line

IR: Fix comment spelling, NFC
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llvm-svn: 226095
diff --git a/llvm/include/llvm/IR/Metadata.h b/llvm/include/llvm/IR/Metadata.h
index 9ab2285..3bf6d38 100644
--- a/llvm/include/llvm/IR/Metadata.h
+++ b/llvm/include/llvm/IR/Metadata.h
@@ -894,7 +894,7 @@
 public:
   ~MDNodeFwdDecl() { dropAllReferences(); }
 
-  // MSVC doesn't seem to see the alternaive: "using MDNode::operator delete".
+  // MSVC doesn't see the alternative: "using MDNode::operator delete".
   void operator delete(void *Mem) { MDNode::operator delete(Mem); }
 
   static MDNodeFwdDecl *get(LLVMContext &Context, ArrayRef<Metadata *> MDs) {