C API functions must be able to see their extern "C" definitions, or it will be impossible to call them from C.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138022 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/IPO/IPO.cpp b/lib/Transforms/IPO/IPO.cpp
index b6008b7..6233922 100644
--- a/lib/Transforms/IPO/IPO.cpp
+++ b/lib/Transforms/IPO/IPO.cpp
@@ -13,6 +13,7 @@
//
//===----------------------------------------------------------------------===//
+#include "llvm-c/Initialization.h"
#include "llvm-c/Transforms/IPO.h"
#include "llvm/InitializePasses.h"
#include "llvm/PassManager.h"