Make this plural. Spotted by Duncan in review (and a very old typo, this
is the second time I've moved this comment around...)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164939 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Scalar/SROA.cpp b/lib/Transforms/Scalar/SROA.cpp
index 84d4f39..b3b0315 100644
--- a/lib/Transforms/Scalar/SROA.cpp
+++ b/lib/Transforms/Scalar/SROA.cpp
@@ -1798,7 +1798,7 @@
   ///   ...
   ///   %V = phi [i32 %V1, i32 %V2]
   ///
-  /// We can do this to a select if its only uses are loads and if the operand
+  /// We can do this to a select if its only uses are loads and if the operands
   /// to the select can be loaded unconditionally.
   ///
   /// FIXME: This should be hoisted into a generic utility, likely in