diff options
Diffstat (limited to 'lib/compiler/test/core_fold_SUITE.erl')
-rw-r--r-- | lib/compiler/test/core_fold_SUITE.erl | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/lib/compiler/test/core_fold_SUITE.erl b/lib/compiler/test/core_fold_SUITE.erl index ce1aea5de0..bca8afb1b0 100644 --- a/lib/compiler/test/core_fold_SUITE.erl +++ b/lib/compiler/test/core_fold_SUITE.erl @@ -242,6 +242,8 @@ do_guard_try_catch(K, V) -> false end. +-record(cover_opt_guard_try, {list=[]}). + coverage(Config) when is_list(Config) -> ?line {'EXIT',{{case_clause,{a,b,c}},_}} = (catch cover_will_match_list_type({a,b,c})), @@ -251,6 +253,9 @@ coverage(Config) when is_list(Config) -> ?line error = cover_will_match_lit_list(), {ok,[a]} = cover_is_safe_bool_expr(a), + ok = cover_opt_guard_try(#cover_opt_guard_try{list=[a]}), + error = cover_opt_guard_try(#cover_opt_guard_try{list=[]}), + %% Make sure that we don't attempt to make literals %% out of pids. (Putting a pid into a #c_literal{} %% would crash later compiler passes.) @@ -304,6 +309,14 @@ cover_is_safe_bool_expr(X) -> false end. +cover_opt_guard_try(Msg) -> + if + length(Msg#cover_opt_guard_try.list) =/= 1 -> + error; + true -> + ok + end. + bsm_an_inlined(<<_:8>>, _) -> ok; bsm_an_inlined(_, _) -> error. |