diff options
Diffstat (limited to 'lib/compiler')
-rw-r--r-- | lib/compiler/src/beam_bool.erl | 8 | ||||
-rw-r--r-- | lib/compiler/test/andor_SUITE.erl | 15 | ||||
-rw-r--r-- | lib/compiler/test/core_SUITE.erl | 5 | ||||
-rw-r--r-- | lib/compiler/test/core_SUITE_data/bad_boolean_guard.core | 32 |
4 files changed, 52 insertions, 8 deletions
diff --git a/lib/compiler/src/beam_bool.erl b/lib/compiler/src/beam_bool.erl index 590665514b..0fdd0a5451 100644 --- a/lib/compiler/src/beam_bool.erl +++ b/lib/compiler/src/beam_bool.erl @@ -527,7 +527,9 @@ bopt_cg({prot,Pre0,Tree}, Fail, Rs0, Acc, St0) -> bopt_cg({atom,true}, _Fail, _Rs, Acc, St) -> {Acc,St}; bopt_cg({atom,false}, Fail, _Rs, Acc, St) -> - {[{jump,{f,Fail}}|Acc],St}. + {[{jump,{f,Fail}}|Acc],St}; +bopt_cg(_, _, _, _, _) -> + throw(not_boolean_expr). bopt_cg_not({'and',As0}) -> As = [bopt_cg_not(A) || A <- As0], @@ -540,7 +542,9 @@ bopt_cg_not({'not',Arg}) -> bopt_cg_not({test,Test,Fail,As}) -> {inverted_test,Test,Fail,As}; bopt_cg_not({atom,Bool}) when is_boolean(Bool) -> - {atom,not Bool}. + {atom,not Bool}; +bopt_cg_not(_) -> + throw(not_boolean_expr). bopt_cg_not_not({'and',As}) -> {'and',[bopt_cg_not_not(A) || A <- As]}; diff --git a/lib/compiler/test/andor_SUITE.erl b/lib/compiler/test/andor_SUITE.erl index 7bef0aa27c..d79696df38 100644 --- a/lib/compiler/test/andor_SUITE.erl +++ b/lib/compiler/test/andor_SUITE.erl @@ -129,6 +129,10 @@ t_case_y(X, Y, Z) -> Y =:= 100 end. +-define(GUARD(E), if E -> true; + true -> false + end). + t_and_or(Config) when is_list(Config) -> ?line true = true and true, ?line false = true and false, @@ -160,11 +164,14 @@ t_and_or(Config) when is_list(Config) -> ?line true = false or id(true), ?line false = false or id(false), - ok. + True = id(true), --define(GUARD(E), if E -> true; - true -> false - end). + false = ?GUARD(erlang:'and'(bar, True)), + false = ?GUARD(erlang:'or'(bar, True)), + false = ?GUARD(erlang:'not'(erlang:'and'(bar, True))), + false = ?GUARD(erlang:'not'(erlang:'not'(erlang:'and'(bar, True)))), + + ok. t_andalso(Config) when is_list(Config) -> Bs = [true,false], diff --git a/lib/compiler/test/core_SUITE.erl b/lib/compiler/test/core_SUITE.erl index aa222c48de..428ad65364 100644 --- a/lib/compiler/test/core_SUITE.erl +++ b/lib/compiler/test/core_SUITE.erl @@ -24,7 +24,7 @@ dehydrated_itracer/1,nested_tries/1, seq_in_guard/1,make_effect_seq/1,eval_is_boolean/1, unsafe_case/1,nomatch_shadow/1,reversed_annos/1, - map_core_test/1,eval_case/1]). + map_core_test/1,eval_case/1,bad_boolean_guard/1]). -include_lib("test_server/include/test_server.hrl"). @@ -50,7 +50,7 @@ groups() -> [{p,test_lib:parallel(), [dehydrated_itracer,nested_tries,seq_in_guard,make_effect_seq, eval_is_boolean,unsafe_case,nomatch_shadow,reversed_annos, - map_core_test,eval_case + map_core_test,eval_case,bad_boolean_guard ]}]. @@ -77,6 +77,7 @@ end_per_group(_GroupName, Config) -> ?comp(reversed_annos). ?comp(map_core_test). ?comp(eval_case). +?comp(bad_boolean_guard). try_it(Mod, Conf) -> Src = filename:join(?config(data_dir, Conf), atom_to_list(Mod)), diff --git a/lib/compiler/test/core_SUITE_data/bad_boolean_guard.core b/lib/compiler/test/core_SUITE_data/bad_boolean_guard.core new file mode 100644 index 0000000000..318f8e3dc7 --- /dev/null +++ b/lib/compiler/test/core_SUITE_data/bad_boolean_guard.core @@ -0,0 +1,32 @@ +module 'bad_boolean_guard' ['bad_boolean_guard'/0, + 'module_info'/0, + 'module_info'/1] + attributes [] +'bad_boolean_guard'/0 = + fun () -> + apply 'f'/1 + ('true') +'f'/1 = + fun (_X_cor0) -> + case _X_cor0 of + <X> + when try + call 'erlang':'and' + ('bad', _X_cor0) + of <Try> -> + Try + catch <T,R> -> + 'false' -> + 'not_ok' + <_X_cor3> when 'true' -> + 'ok' + end +'module_info'/0 = + fun () -> + call 'erlang':'get_module_info' + ('bad_boolean_guard') +'module_info'/1 = + fun (_X_cor0) -> + call 'erlang':'get_module_info' + ('bad_boolean_guard', _X_cor0) +end
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