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-rw-r--r--src/backend/nodes/nodes.c31
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diff --git a/src/backend/nodes/nodes.c b/src/backend/nodes/nodes.c
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+/*-------------------------------------------------------------------------
+ *
+ * nodes.c
+ * support code for nodes (now that we have removed the home-brew
+ * inheritance system, our support code for nodes is much simpler)
+ *
+ * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1994, Regents of the University of California
+ *
+ *
+ * IDENTIFICATION
+ * src/backend/nodes/nodes.c
+ *
+ * HISTORY
+ * Andrew Yu Oct 20, 1994 file creation
+ *
+ *-------------------------------------------------------------------------
+ */
+#include "postgres.h"
+
+#include "nodes/nodes.h"
+
+/*
+ * Support for newNode() macro
+ *
+ * In a GCC build there is no need for the global variable newNodeMacroHolder.
+ * However, we create it anyway, to support the case of a non-GCC-built
+ * loadable module being loaded into a GCC-built backend.
+ */
+
+Node *newNodeMacroHolder;