diff options
Diffstat (limited to 'lib/compiler/test')
| -rw-r--r-- | lib/compiler/test/guard_SUITE.erl | 56 |
1 files changed, 54 insertions, 2 deletions
diff --git a/lib/compiler/test/guard_SUITE.erl b/lib/compiler/test/guard_SUITE.erl index 3f073d79cb..47eb1ba78b 100644 --- a/lib/compiler/test/guard_SUITE.erl +++ b/lib/compiler/test/guard_SUITE.erl @@ -34,7 +34,8 @@ tricky/1,rel_ops/1,rel_op_combinations/1,literal_type_tests/1, basic_andalso_orelse/1,traverse_dcd/1, check_qlc_hrl/1,andalso_semi/1,t_tuple_size/1,binary_part/1, - bad_constants/1,bad_guards/1,scotland/1]). + bad_constants/1,bad_guards/1,scotland/1, + guard_in_catch/1]). suite() -> [{ct_hooks,[ts_install_cth]}]. @@ -52,7 +53,7 @@ groups() -> rel_ops,rel_op_combinations, literal_type_tests,basic_andalso_orelse,traverse_dcd, check_qlc_hrl,andalso_semi,t_tuple_size,binary_part, - bad_constants,bad_guards,scotland]}]. + bad_constants,bad_guards,scotland,guard_in_catch]}]. init_per_suite(Config) -> Config. @@ -1852,6 +1853,57 @@ do_scotland(Echo) -> found(_, _) -> million. +%% Building maps in a guard in a 'catch' would crash v3_codegen. + +guard_in_catch(_Config) -> + {'EXIT',{if_clause,_}} = do_guard_in_catch_map_1(#{}), + {'EXIT',{if_clause,_}} = do_guard_in_catch_map_1(#{a=>b}), + {'EXIT',{if_clause,_}} = do_guard_in_catch_map_1(atom), + + {'EXIT',{if_clause,_}} = do_guard_in_catch_map_2(#{}), + {'EXIT',{if_clause,_}} = do_guard_in_catch_map_2(#{a=>b}), + {'EXIT',{if_clause,_}} = do_guard_in_catch_map_2(atom), + + {'EXIT',{if_clause,_}} = (catch do_guard_in_catch_map_3()), + + {'EXIT',{if_clause,_}} = do_guard_in_catch_bin(42), + {'EXIT',{if_clause,_}} = do_guard_in_catch_bin(<<1,2,3>>), + {'EXIT',{if_clause,_}} = do_guard_in_catch_bin(atom), + {'EXIT',{if_clause,_}} = do_guard_in_catch_bin(#{}), + + ok. + +do_guard_in_catch_map_1(From) -> + catch + if + From#{[] => sufficient} -> + saint + end. + +do_guard_in_catch_map_2(From) -> + catch + if + From#{From => sufficient} -> + saint + end. + +do_guard_in_catch_map_3() -> + try + if [] -> solo end + catch + Friendly when Friendly#{0 => []} -> minutes + after + membership + end. + +do_guard_in_catch_bin(From) -> + %% Would not crash v3_codegen, but there would be an unnecessary + %% 'move' to a Y register. + catch + if + <<From:32>> -> + saint + end. %% Call this function to turn off constant propagation. |