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Don't malloc(0) in EventTriggerCollectAlterTSConfig

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Author: Florin Irion <florin.irion@enterprisedb.com>
Discussion: https://postgr.es/m/c6fff161-9aee-4290-9ada-71e21e4d84de@gmail.com
This commit is contained in:
Álvaro Herrera 2026-03-04 15:04:53 +01:00
parent ffe53037df
commit e0a9c64635
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4 changed files with 14 additions and 2 deletions
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7
src/backend/commands/event_trigger.c
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@ -1799,8 +1799,11 @@ EventTriggerCollectAlterTSConfig(AlterTSConfigurationStmt *stmt, Oid cfgId,
command->in_extension = creating_extension;
ObjectAddressSet(command->d.atscfg.address,
TSConfigRelationId, cfgId);
command->d.atscfg.dictIds = palloc(sizeof(Oid) * ndicts);
memcpy(command->d.atscfg.dictIds, dictIds, sizeof(Oid) * ndicts);
if (ndicts > 0)
{
command->d.atscfg.dictIds = palloc_array(Oid, ndicts);
memcpy(command->d.atscfg.dictIds, dictIds, sizeof(Oid) * ndicts);
}
command->d.atscfg.ndicts = ndicts;
command->parsetree = (Node *) copyObject(stmt);

1
src/test/modules/test_ddl_deparse/Makefile
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@ -27,6 +27,7 @@ REGRESS = test_ddl_deparse \
alter_type_enum \
opfamily \
defprivs \
textsearch \
matviews
EXTRA_INSTALL = contrib/pg_stat_statements

5
src/test/modules/test_ddl_deparse/expected/textsearch.out Normal file
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@ -0,0 +1,5 @@
CREATE TEXT SEARCH CONFIGURATION evttrig_tscfg (COPY = pg_catalog.simple);
NOTICE: DDL test: type simple, tag CREATE TEXT SEARCH CONFIGURATION
ALTER TEXT SEARCH CONFIGURATION evttrig_tscfg
DROP MAPPING FOR word;
NOTICE: DDL test: type alter text search configuration, tag ALTER TEXT SEARCH CONFIGURATION

3
src/test/modules/test_ddl_deparse/sql/textsearch.sql Normal file
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@ -0,0 +1,3 @@
CREATE TEXT SEARCH CONFIGURATION evttrig_tscfg (COPY = pg_catalog.simple);
ALTER TEXT SEARCH CONFIGURATION evttrig_tscfg
DROP MAPPING FOR word;