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-rw-r--r--lib/compiler/test/compile_SUITE.erl69
1 files changed, 64 insertions, 5 deletions
diff --git a/lib/compiler/test/compile_SUITE.erl b/lib/compiler/test/compile_SUITE.erl
index e9e595084a..f9bcb044ac 100644
--- a/lib/compiler/test/compile_SUITE.erl
+++ b/lib/compiler/test/compile_SUITE.erl
@@ -31,11 +31,12 @@
file_1/1, forms_2/1, module_mismatch/1, big_file/1, outdir/1,
binary/1, makedep/1, cond_and_ifdef/1, listings/1, listings_big/1,
other_output/1, kernel_listing/1, encrypted_abstr/1,
- strict_record/1, utf8_atoms/1, extra_chunks/1,
+ strict_record/1, utf8_atoms/1, utf8_functions/1, extra_chunks/1,
cover/1, env/1, core/1,
core_roundtrip/1, asm/1, optimized_guards/1,
sys_pre_attributes/1, dialyzer/1,
- warnings/1, pre_load_check/1, env_compiler_options/1
+ warnings/1, pre_load_check/1, env_compiler_options/1,
+ bc_options/1
]).
suite() -> [{ct_hooks,[ts_install_cth]}].
@@ -49,10 +50,10 @@ all() ->
[app_test, appup_test, file_1, forms_2, module_mismatch, big_file, outdir,
binary, makedep, cond_and_ifdef, listings, listings_big,
other_output, kernel_listing, encrypted_abstr,
- strict_record, utf8_atoms, extra_chunks,
+ strict_record, utf8_atoms, utf8_functions, extra_chunks,
cover, env, core, core_roundtrip, asm, optimized_guards,
sys_pre_attributes, dialyzer, warnings, pre_load_check,
- env_compiler_options, custom_debug_info].
+ env_compiler_options, custom_debug_info, bc_options].
groups() ->
[].
@@ -603,7 +604,7 @@ install_crypto_key(Key) ->
%% Miscellanous tests, mainly to get better coverage.
debug_info(erlang_v1, Module, ok, _Opts) ->
{ok, [Module]};
-debug_info(erlang_v1, Module, error, _Opts) ->
+debug_info(erlang_v1, _Module, error, _Opts) ->
{error, unknown_format}.
custom_debug_info(Config) when is_list(Config) ->
@@ -727,6 +728,23 @@ utf8_atoms(Config) when is_list(Config) ->
NoUtf8AtomForms = [{attribute,Anno,module,no_utf8_atom}|Forms],
error = compile:forms(NoUtf8AtomForms, [binary, r19]).
+utf8_functions(Config) when is_list(Config) ->
+ Anno = erl_anno:new(1),
+ Atom = binary_to_atom(<<"こんにちは"/utf8>>, utf8),
+ Forms = [{attribute,Anno,compile,[export_all]},
+ {function,Anno,Atom,0,[{clause,Anno,[],[],[{atom,Anno,world}]}]}],
+
+ Utf8FunctionForms = [{attribute,Anno,module,utf8_function}|Forms],
+ {ok,utf8_function,Utf8FunctionBin} =
+ compile:forms(Utf8FunctionForms, [binary]),
+ {ok,{utf8_function,[{atoms,_}]}} =
+ beam_lib:chunks(Utf8FunctionBin, [atoms]),
+ code:load_binary(utf8_function, "compile_SUITE", Utf8FunctionBin),
+ world = utf8_function:Atom(),
+
+ NoUtf8FunctionForms = [{attribute,Anno,module,no_utf8_function}|Forms],
+ error = compile:forms(NoUtf8FunctionForms, [binary, r19]).
+
extra_chunks(Config) when is_list(Config) ->
Anno = erl_anno:new(1),
Forms = [{attribute,Anno,module,extra_chunks}],
@@ -1347,6 +1365,47 @@ env_compiler_options(_Config) ->
end,
lists:foreach(F, Cases).
+%% Test options for compatibility with previous major versions of OTP.
+
+bc_options(Config) ->
+ DataDir = proplists:get_value(data_dir, Config),
+
+ 101 = highest_opcode(DataDir, small_float, [no_line_info]),
+
+ 103 = highest_opcode(DataDir, big,
+ [no_record_opt,no_line_info,no_stack_trimming]),
+
+ 125 = highest_opcode(DataDir, small_float, [no_line_info,no_float_opt]),
+
+ 132 = highest_opcode(DataDir, small,
+ [no_record_opt,no_float_opt,no_line_info]),
+
+ 136 = highest_opcode(DataDir, big, [no_record_opt,no_line_info]),
+
+ 153 = highest_opcode(DataDir, big, [no_record_opt]),
+ 153 = highest_opcode(DataDir, big, [r16]),
+ 153 = highest_opcode(DataDir, big, [r17]),
+ 153 = highest_opcode(DataDir, big, [r18]),
+ 153 = highest_opcode(DataDir, big, [r19]),
+ 153 = highest_opcode(DataDir, small_float, [r16]),
+ 153 = highest_opcode(DataDir, small_float, []),
+
+ 158 = highest_opcode(DataDir, small_maps, [r17]),
+ 158 = highest_opcode(DataDir, small_maps, [r18]),
+ 158 = highest_opcode(DataDir, small_maps, [r19]),
+ 158 = highest_opcode(DataDir, small_maps, []),
+
+ 159 = highest_opcode(DataDir, big, []),
+
+ ok.
+
+highest_opcode(DataDir, Mod, Opt) ->
+ Src = filename:join(DataDir, atom_to_list(Mod)++".erl"),
+ {ok,Mod,Beam} = compile:file(Src, [binary|Opt]),
+ {ok,{Mod,[{"Code",Code}]}} = beam_lib:chunks(Beam, ["Code"]),
+ <<16:32,0:32,HighestOpcode:32,_/binary>> = Code,
+ HighestOpcode.
+
%%%
%%% Utilities.
%%%