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-rw-r--r--lib/Analysis/PostDominators.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/Analysis/PostDominators.cpp b/lib/Analysis/PostDominators.cpp
index 2ed02dbed2..2e4f6e4df1 100644
--- a/lib/Analysis/PostDominators.cpp
+++ b/lib/Analysis/PostDominators.cpp
@@ -10,6 +10,8 @@
#include "Support/DepthFirstIterator.h"
#include "Support/STLExtras.h"
#include <algorithm>
+using std::set;
+
//===----------------------------------------------------------------------===//
// Helper Template