diff options
| -rw-r--r-- | lib/compiler/test/compile_SUITE.erl | 46 | ||||
| -rw-r--r-- | lib/compiler/test/compile_SUITE_data/small_float.erl | 5 |
2 files changed, 49 insertions, 2 deletions
diff --git a/lib/compiler/test/compile_SUITE.erl b/lib/compiler/test/compile_SUITE.erl index 1d9c7c44fa..f9bcb044ac 100644 --- a/lib/compiler/test/compile_SUITE.erl +++ b/lib/compiler/test/compile_SUITE.erl @@ -35,7 +35,8 @@ 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]}]. @@ -52,7 +53,7 @@ all() -> 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() -> []. @@ -1364,6 +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. %%% diff --git a/lib/compiler/test/compile_SUITE_data/small_float.erl b/lib/compiler/test/compile_SUITE_data/small_float.erl new file mode 100644 index 0000000000..5cbb5aef83 --- /dev/null +++ b/lib/compiler/test/compile_SUITE_data/small_float.erl @@ -0,0 +1,5 @@ +-module(small_float). +-export([f/1]). + +f(F) when is_float(F) -> + F / 2. |