Revert 'Fix a typo 'iff' => 'if''. iff is an abreviation of if and only if. See: http://en.wikipedia.org/wiki/If_and_only_if Commit 164767

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164768 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Support/Statistic.cpp b/lib/Support/Statistic.cpp
index 3e2a183..d8a6ad3 100644
--- a/lib/Support/Statistic.cpp
+++ b/lib/Support/Statistic.cpp
@@ -96,7 +96,7 @@
 
 }
 
-// Print information when destroyed, if command line option is specified.
+// Print information when destroyed, iff command line option is specified.
 StatisticInfo::~StatisticInfo() {
   llvm::PrintStatistics();
 }