Fix a typo 'iff' => 'if'

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164767 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/Transforms/Vectorize/BBVectorize.cpp b/lib/Transforms/Vectorize/BBVectorize.cpp
index c09dcd2ea9..8c26dd5a51 100644
--- a/lib/Transforms/Vectorize/BBVectorize.cpp
+++ b/lib/Transforms/Vectorize/BBVectorize.cpp
@@ -557,7 +557,7 @@ namespace {
       // Now we have a map of all of the pairable instructions and we need to
       // select the best possible pairing. A good pairing is one such that the
       // users of the pair are also paired. This defines a (directed) forest
-      // over the pairs such that two pairs are connected iff the second pair
+      // over the pairs such that two pairs are connected if the second pair
       // uses the first.
 
       // Note that it only matters that both members of the second pair use some