Index: include/llvm-c/Types.h
===================================================================
--- include/llvm-c/Types.h
+++ include/llvm-c/Types.h
@@ -97,6 +97,13 @@
 typedef struct LLVMOpaqueBuilder *LLVMBuilderRef;
 
 /**
+ * Represents an LLVM debug info builder.
+ *
+ * This models llvm::DIBuilder.
+ */
+typedef struct LLVMOpaqueDIBuilder *LLVMDIBuilderRef;
+
+/**
  * Interface used to provide a module to JIT or interpreter.
  * This is now just a synonym for llvm::Module, but we have to keep using the
  * different type to keep binary compatibility.
Index: include/llvm/IR/DIBuilder.h
===================================================================
--- include/llvm/IR/DIBuilder.h
+++ include/llvm/IR/DIBuilder.h
@@ -778,6 +778,9 @@
     }
   };
 
+  // Create wrappers for C Binding types (see CBindingWrapping.h).
+  DEFINE_ISA_CONVERSION_FUNCTIONS(DIBuilder, LLVMDIBuilderRef)
+
 } // end namespace llvm
 
 #endif // LLVM_IR_DIBUILDER_H