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-rw-r--r--src/lib/cross.cc1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/lib/cross.cc b/src/lib/cross.cc
index b654be6df..7fbba86f9 100644
--- a/src/lib/cross.cc
+++ b/src/lib/cross.cc
@@ -31,6 +31,7 @@
#endif
using std::pair;
+using std::ifstream;
using std::string;
void