[Transforms] Make sure to include the c binding header when defining c binding functions

Otherwise the definitions can't see the extern C declarations and get
name mangled, making it impossible for users to call them. This breaks
the Go bindings.

llvm-svn: 328765

diff --git a/llvm/lib/Transforms/Utils/Utils.cpp b/llvm/lib/Transforms/Utils/Utils.cpp
index 71ceee6..57c7c3b 100644 (file)
--- a/llvm/lib/Transforms/Utils/Utils.cpp
+++ b/llvm/lib/Transforms/Utils/Utils.cpp
@@ -14,6 +14,7 @@
 
 #include "llvm/Transforms/Utils.h"
 #include "llvm-c/Initialization.h"
+#include "llvm-c/Transforms/Scalar.h"
 #include "llvm/IR/LegacyPassManager.h"
 #include "llvm/InitializePasses.h"
 #include "llvm/PassRegistry.h"