external value_name : llvalue -> string = "llvm_value_name"
external set_value_name : string -> llvalue -> unit = "llvm_set_value_name"
external dump_value : llvalue -> unit = "llvm_dump_value"
external value_name : llvalue -> string = "llvm_value_name"
external set_value_name : string -> llvalue -> unit = "llvm_set_value_name"
external dump_value : llvalue -> unit = "llvm_dump_value"