Introduce LLVMDIBuilderRef

Summary:
This patch adds a definition of `LLVMDIBuilderRef` that represents an `llvm::DIBuilder`.

Authored by Harlan Haskins

Reviewers: deadalnix, aprantl, probinson, dblaikie, echristo, whitequark

Reviewed By: deadalnix, whitequark

Subscribers: CodaFi, loladiro

Differential Revision: https://reviews.llvm.org/D32122

llvm-svn: 300843

llvm/include/llvm-c/Types.h

@@ -96,6 +96,13 @@ typedef struct LLVMOpaqueMetadata *LLVMMetadataRef;
  */
 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

llvm/include/llvm/IR/DIBuilder.h

@@ -778,6 +778,9 @@ namespace llvm {
     }
   };
 
+  // Create wrappers for C Binding types (see CBindingWrapping.h).
+  DEFINE_ISA_CONVERSION_FUNCTIONS(DIBuilder, LLVMDIBuilderRef)
+
 } // end namespace llvm
 
 #endif // LLVM_IR_DIBUILDER_H