diff options
Diffstat (limited to 'lib/compiler/test')
-rw-r--r-- | lib/compiler/test/beam_block_SUITE.erl | 27 | ||||
-rw-r--r-- | lib/compiler/test/beam_jump_SUITE.erl | 19 | ||||
-rw-r--r-- | lib/compiler/test/match_SUITE.erl | 13 |
3 files changed, 53 insertions, 6 deletions
diff --git a/lib/compiler/test/beam_block_SUITE.erl b/lib/compiler/test/beam_block_SUITE.erl index 4bcb252833..9fcb6e497d 100644 --- a/lib/compiler/test/beam_block_SUITE.erl +++ b/lib/compiler/test/beam_block_SUITE.erl @@ -21,7 +21,8 @@ -export([all/0,suite/0,groups/0,init_per_suite/1,end_per_suite/1, init_per_group/2,end_per_group/2, - get_map_elements/1,otp_7345/1,move_opt_across_gc_bif/1]). + get_map_elements/1,otp_7345/1,move_opt_across_gc_bif/1, + erl_202/1]). %% The only test for the following functions is that %% the code compiles and is accepted by beam_validator. @@ -37,7 +38,8 @@ groups() -> [{p,[parallel], [get_map_elements, otp_7345, - move_opt_across_gc_bif + move_opt_across_gc_bif, + erl_202 ]}]. init_per_suite(Config) -> @@ -135,6 +137,27 @@ positive(speaking) -> paris([], P) -> P + 1. + +%% See https://bugs.erlang.org/browse/ERL-202. +%% Test that move_allocates/1 in beam_block doesn't move allocate +%% when it would not be safe. + +-record(erl_202_r1, {y}). +-record(erl_202_r2, {x}). + +erl_202(_Config) -> + Ref = make_ref(), + Ref = erl_202({{1,2},Ref}, 42), + + {Ref} = erl_202({7,8}, #erl_202_r1{y=#erl_202_r2{x=Ref}}), + + ok. + +erl_202({{_, _},X}, _) -> + X; +erl_202({_, _}, #erl_202_r1{y=R2}) -> + {R2#erl_202_r2.x}. + %%% %%% The only test of the following code is that it compiles. %%% diff --git a/lib/compiler/test/beam_jump_SUITE.erl b/lib/compiler/test/beam_jump_SUITE.erl index 0b13adaff2..088f63606c 100644 --- a/lib/compiler/test/beam_jump_SUITE.erl +++ b/lib/compiler/test/beam_jump_SUITE.erl @@ -21,7 +21,7 @@ -export([all/0,suite/0,groups/0,init_per_suite/1,end_per_suite/1, init_per_group/2,end_per_group/2, - undefined_label/1]). + undefined_label/1,ambiguous_catch_try_state/1]). suite() -> [{ct_hooks,[ts_install_cth]}]. @@ -32,7 +32,8 @@ all() -> groups() -> [{p,[parallel], - [undefined_label + [undefined_label, + ambiguous_catch_try_state ]}]. init_per_suite(Config) -> @@ -57,3 +58,17 @@ flights(0, [], []) when [], 0; 0.0, [], false -> clark; flights(_, Reproduction, introduction) when false, Reproduction -> responsible. + +%% [ERL-209] beam_jump would share 'catch' blocks, causing an +%% ambiguous_catch_try_state error in beam_validator. + +ambiguous_catch_try_state(_Config) -> + {{'EXIT',{{case_clause,song},_}},{'EXIT',{{case_clause,song},_}}} = + checks(42), + ok. + +river() -> song. + +checks(Wanted) -> + %% Must be one line to cause the unsafe optimization. + {catch case river() of sheet -> begin +Wanted, if "da" -> Wanted end end end, catch case river() of sheet -> begin + Wanted, if "da" -> Wanted end end end}. diff --git a/lib/compiler/test/match_SUITE.erl b/lib/compiler/test/match_SUITE.erl index 31402ac717..127679ba69 100644 --- a/lib/compiler/test/match_SUITE.erl +++ b/lib/compiler/test/match_SUITE.erl @@ -24,7 +24,7 @@ pmatch/1,mixed/1,aliases/1,non_matching_aliases/1, match_in_call/1,untuplify/1,shortcut_boolean/1,letify_guard/1, selectify/1,underscore/1,match_map/1,map_vars_used/1, - coverage/1,grab_bag/1]). + coverage/1,grab_bag/1,literal_binary/1]). -include_lib("common_test/include/ct.hrl"). @@ -40,7 +40,7 @@ groups() -> match_in_call,untuplify, shortcut_boolean,letify_guard,selectify, underscore,match_map,map_vars_used,coverage, - grab_bag]}]. + grab_bag,literal_binary]}]. init_per_suite(Config) -> @@ -574,6 +574,15 @@ grab_bag_remove_failure([{stretch,_,Mi}=Stretch | Specs], Unit, _MaxFailure) -> ok end. +%% Regression in 19.0, reported by Alexei Sholik +literal_binary(_Config) -> + 3 = literal_binary_match(bar,<<"y">>), + ok. + +literal_binary_match(bar, <<"x">>) -> 1; +literal_binary_match(_, <<"x">>) -> 2; +literal_binary_match(_, <<"y">>) -> 3; +literal_binary_match(_, _) -> fail. id(I) -> I. |