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-rw-r--r--lib/Target/SubtargetFeature.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/Target/SubtargetFeature.cpp b/lib/Target/SubtargetFeature.cpp
index ba53d63a91..3cf95b57c5 100644
--- a/lib/Target/SubtargetFeature.cpp
+++ b/lib/Target/SubtargetFeature.cpp
@@ -18,6 +18,7 @@
#include <algorithm>
#include <cassert>
#include <cctype>
+#include <cstdlib>
using namespace llvm;
//===----------------------------------------------------------------------===//