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-rw-r--r--src/backend/optimizer/prep/prepunion.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/backend/optimizer/prep/prepunion.c b/src/backend/optimizer/prep/prepunion.c
index f528f096a56..a01b02f3a7b 100644
--- a/src/backend/optimizer/prep/prepunion.c
+++ b/src/backend/optimizer/prep/prepunion.c
@@ -1629,7 +1629,7 @@ generate_append_tlist(List *colTypes, List *colCollations,
* If the inputs all agree on type and typmod of a particular column, use
* that typmod; else use -1.
*/
- colTypmods = (int32 *) palloc(list_length(colTypes) * sizeof(int32));
+ colTypmods = palloc_array(int32, list_length(colTypes));
foreach(tlistl, input_tlists)
{