llvalue = "llvm_build_cond_br"
external build_switch : llvalue -> llbasicblock -> int -> llbuilder -> llvalue
= "llvm_build_switch"
+external add_case : llvalue -> llvalue -> llbasicblock -> unit
+ = "llvm_add_case"
external build_invoke : llvalue -> llvalue array -> llbasicblock ->
llbasicblock -> string -> llbuilder -> llvalue
= "llvm_build_invoke_bc" "llvm_build_invoke_nat"