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authorAnthony Ramine <n.oxyde@gmail.com>2015-03-11 14:21:37 +0100
committerAnthony Ramine <n.oxyde@gmail.com>2015-03-11 15:30:22 +0100
commit36576d7de20e4e8cb7b3943cfe1b7e272b5e3971 (patch)
tree23e46b1c99ff4cae52e056871529ee8274c8c88a /erts/emulator/beam/erl_db_util.c
parentd6073d78109f026ef96b29af4ce748242df2389d (diff)
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Properly collect variables in match specs with maps
Diffstat (limited to 'erts/emulator/beam/erl_db_util.c')
-rw-r--r--erts/emulator/beam/erl_db_util.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/erts/emulator/beam/erl_db_util.c b/erts/emulator/beam/erl_db_util.c
index 1d986f2447..748be93fe3 100644
--- a/erts/emulator/beam/erl_db_util.c
+++ b/erts/emulator/beam/erl_db_util.c
@@ -3286,7 +3286,14 @@ int db_has_variable(Eterm node) {
while(arity--) {
ESTACK_PUSH(s,*(++tuple));
}
- }
+ } else if (is_map(node)) {
+ Eterm *values = map_get_values(map_val(node));
+ int size = map_get_size(map_val(node));
+ ESTACK_PUSH(s, ((map_t *) map_val(node))->keys);
+ while (size--) {
+ ESTACK_PUSH(s, *(values++));
+ }
+ }
break;
case TAG_PRIMARY_IMMED1:
if (node == am_Underscore || db_is_variable(node) >= 0) {