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authorErlang/OTP <[email protected]>2019-05-29 13:24:44 +0200
committerErlang/OTP <[email protected]>2019-05-29 13:24:44 +0200
commitdf4553e703673565db79e7a8340db86615a369ea (patch)
tree2a49dcb3be6a1ca4b7b6dc0b57d14b9cd8d59582 /lib/compiler/test
parentebab8243464392428b4e2e9f321c8716ec199355 (diff)
parent73c5ceba1185b0be7db9acac8593e5b913dba845 (diff)
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Merge branch 'bjorn/compiler/fix-unloadable-code-patch/ERL-955/OTP-15846' into maint-22
* bjorn/compiler/fix-unloadable-code-patch/ERL-955/OTP-15846: Fix loading of Core Erlang code for extracting a map element
Diffstat (limited to 'lib/compiler/test')
-rw-r--r--lib/compiler/test/core_SUITE.erl7
-rw-r--r--lib/compiler/test/core_SUITE_data/get_map_element.core18
2 files changed, 23 insertions, 2 deletions
diff --git a/lib/compiler/test/core_SUITE.erl b/lib/compiler/test/core_SUITE.erl
index e5611e99d1..72016c6d76 100644
--- a/lib/compiler/test/core_SUITE.erl
+++ b/lib/compiler/test/core_SUITE.erl
@@ -29,7 +29,8 @@
bs_shadowed_size_var/1,
cover_v3_kernel_1/1,cover_v3_kernel_2/1,cover_v3_kernel_3/1,
cover_v3_kernel_4/1,cover_v3_kernel_5/1,
- non_variable_apply/1,name_capture/1,fun_letrec_effect/1]).
+ non_variable_apply/1,name_capture/1,fun_letrec_effect/1,
+ get_map_element/1]).
-include_lib("common_test/include/ct.hrl").
@@ -57,7 +58,8 @@ groups() ->
bs_shadowed_size_var,
cover_v3_kernel_1,cover_v3_kernel_2,cover_v3_kernel_3,
cover_v3_kernel_4,cover_v3_kernel_5,
- non_variable_apply,name_capture,fun_letrec_effect
+ non_variable_apply,name_capture,fun_letrec_effect,
+ get_map_element
]}].
@@ -95,6 +97,7 @@ end_per_group(_GroupName, Config) ->
?comp(non_variable_apply).
?comp(name_capture).
?comp(fun_letrec_effect).
+?comp(get_map_element).
try_it(Mod, Conf) ->
Src = filename:join(proplists:get_value(data_dir, Conf),
diff --git a/lib/compiler/test/core_SUITE_data/get_map_element.core b/lib/compiler/test/core_SUITE_data/get_map_element.core
new file mode 100644
index 0000000000..092b5e71eb
--- /dev/null
+++ b/lib/compiler/test/core_SUITE_data/get_map_element.core
@@ -0,0 +1,18 @@
+module 'get_map_element' ['get_map_element'/0]
+attributes []
+
+'get_map_element'/0 =
+ fun () ->
+ apply 'match_map'/1(~{'foo'=>'bar'}~)
+
+'match_map'/1 =
+ fun (_0) ->
+ case _0 of
+ <~{'foo':='bar'}~> when 'true' ->
+ 'ok'
+ %% It will be undefined behaviour at runtime if no
+ %% clause of the case can be selected. That can't
+ %% happen for this module, because match_map/1 is
+ %% always called with a matching map argument.
+ end
+end