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-rw-r--r--src/include/nodes/memnodes.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/include/nodes/memnodes.h b/src/include/nodes/memnodes.h
index bbbe151e397..16cd56da6db 100644
--- a/src/include/nodes/memnodes.h
+++ b/src/include/nodes/memnodes.h
@@ -77,6 +77,8 @@ typedef struct MemoryContextMethods
typedef struct MemoryContextData
{
+ pg_node_attr(abstract) /* there are no nodes of this type */
+
NodeTag type; /* identifies exact kind of context */
/* these two fields are placed here to minimize alignment wastage: */
bool isReset; /* T = no space alloced since last reset */