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47 lines
1.2 KiB
OCaml
47 lines
1.2 KiB
OCaml
(* RUN: %ocamlopt -warn-error A unix.cmxa llvm.cmxa llvm_bitwriter.cmxa %s -o %t
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* RUN: ./%t %t.bc
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* RUN: llvm-dis < %t.bc | grep caml_int_ty
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*)
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(* Note that this takes a moment to link, so it's best to keep the number of
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individual tests low. *)
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let context = Llvm.global_context ()
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let test x = if not x then exit 1 else ()
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let read_file name =
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let ic = open_in_bin name in
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let len = in_channel_length ic in
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let buf = String.create len in
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test ((input ic buf 0 len) = len);
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close_in ic;
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buf
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let temp_bitcode ?unbuffered m =
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let temp_name, temp_oc = Filename.open_temp_file ~mode:[Open_binary] "" "" in
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test (Llvm_bitwriter.output_bitcode ?unbuffered temp_oc m);
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flush temp_oc;
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let temp_buf = read_file temp_name in
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close_out temp_oc;
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temp_buf
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let _ =
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let m = Llvm.create_module context "ocaml_test_module" in
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ignore (Llvm.define_type_name "caml_int_ty" (Llvm.i32_type context) m);
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test (Llvm_bitwriter.write_bitcode_file m Sys.argv.(1));
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let file_buf = read_file Sys.argv.(1) in
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test (file_buf = temp_bitcode m);
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test (file_buf = temp_bitcode ~unbuffered:false m);
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test (file_buf = temp_bitcode ~unbuffered:true m)
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