external is_declaration : llvalue -> bool = "llvm_is_declaration"
external linkage : llvalue -> Linkage.t = "llvm_linkage"
external set_linkage : Linkage.t -> llvalue -> unit = "llvm_set_linkage"
+external unnamed_addr : llvalue -> bool = "llvm_unnamed_addr"
+external set_unnamed_addr : bool -> llvalue -> unit = "llvm_set_unnamed_addr"
external section : llvalue -> string = "llvm_section"
external set_section : string -> llvalue -> unit = "llvm_set_section"
external visibility : llvalue -> Visibility.t = "llvm_visibility"