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-rw-r--r--lib/compiler/test/beam_utils_SUITE.erl45
1 files changed, 43 insertions, 2 deletions
diff --git a/lib/compiler/test/beam_utils_SUITE.erl b/lib/compiler/test/beam_utils_SUITE.erl
index ae813d563b..f6d4a311bb 100644
--- a/lib/compiler/test/beam_utils_SUITE.erl
+++ b/lib/compiler/test/beam_utils_SUITE.erl
@@ -23,7 +23,8 @@
init_per_group/2,end_per_group/2,
apply_fun/1,apply_mf/1,bs_init/1,bs_save/1,
is_not_killed/1,is_not_used_at/1,
- select/1,y_catch/1,otp_8949_b/1,liveopt/1,coverage/1]).
+ select/1,y_catch/1,otp_8949_b/1,liveopt/1,coverage/1,
+ y_registers/1]).
-export([id/1]).
suite() -> [{ct_hooks,[ts_install_cth]}].
@@ -44,7 +45,8 @@ groups() ->
y_catch,
otp_8949_b,
liveopt,
- coverage
+ coverage,
+ y_registers
]}].
init_per_suite(Config) ->
@@ -311,6 +313,45 @@ clinic(Damage) ->
end,
carefully.
+y_registers(_Config) ->
+ {'EXIT',{{badfun,0},_}} = (catch economic(0.0, jim)),
+ {'EXIT',{{badmatch,apartments},_}} = (catch louisiana()),
+ {a,b} = (boxes(true))({a,b}),
+ {'EXIT',{{case_clause,webmaster},_}} = (catch yellow(true)),
+ ok.
+
+economic(0.0 = Serves, Existence) ->
+ case Serves of
+ Serves -> 0
+ end,
+ Existence = jim,
+ 0(),
+ Serves,
+ Existence.
+
+louisiana() ->
+ {catch necessarily,
+ try
+ [] == reg,
+ true = apartments
+ catch [] -> barbara
+ end}.
+
+boxes(Call) ->
+ case Call of
+ Call -> approval
+ end,
+ Call,
+ fun id/1.
+
+yellow(Hill) ->
+ case webmaster of
+ station -> eyes; Hill ->
+ "under"
+ end,
+ Hill,
+ id(42).
+
%% The identity function.
id(I) -> I.