diff options
Diffstat (limited to 'lib/compiler/test/core_fold_SUITE.erl')
| -rw-r--r-- | lib/compiler/test/core_fold_SUITE.erl | 26 |
1 files changed, 23 insertions, 3 deletions
diff --git a/lib/compiler/test/core_fold_SUITE.erl b/lib/compiler/test/core_fold_SUITE.erl index dfff8236e8..47606014c3 100644 --- a/lib/compiler/test/core_fold_SUITE.erl +++ b/lib/compiler/test/core_fold_SUITE.erl @@ -28,7 +28,7 @@ mixed_matching_clauses/1,unnecessary_building/1, no_no_file/1,configuration/1,supplies/1, redundant_stack_frame/1,export_from_case/1, - empty_values/1]). + empty_values/1,cover_letrec_effect/1]). -export([foo/0,foo/1,foo/2,foo/3]). @@ -37,7 +37,6 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -49,10 +48,11 @@ groups() -> mixed_matching_clauses,unnecessary_building, no_no_file,configuration,supplies, redundant_stack_frame,export_from_case, - empty_values]}]. + empty_values,cover_letrec_effect]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> @@ -598,5 +598,25 @@ empty_values(_Config) -> do_empty_values() when (#{})#{} -> c. +cover_letrec_effect(_Config) -> + self() ! {tag,42}, + _ = try + try + ignore + after + receive + {tag,Int}=Term -> + Res = #{k => {Term,<<Int:16>>}}, + self() ! Res + end + end + after + ok + end, + receive + Any -> + #{k := {{tag,42},<<42:16>>}} = Any + end, + ok. id(I) -> I. |