1 files changed, 0 insertions, 25 deletions
diff --git a/src/include/optimizer/predtest.h b/src/include/optimizer/predtest.h
deleted file mode 100644
index d5abe792762..00000000000
--- a/src/include/optimizer/predtest.h
+++ /dev/null
@@ -1,25 +0,0 @@
-/*-------------------------------------------------------------------------
- *
- * predtest.h
- *	  prototypes for predtest.c
- *
- *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
- * Portions Copyright (c) 1994, Regents of the University of California
- *
- * src/include/optimizer/predtest.h
- *
- *-------------------------------------------------------------------------
- */
-#ifndef PREDTEST_H
-#define PREDTEST_H
-
-#include "nodes/primnodes.h"
-
-
-extern bool predicate_implied_by(List *predicate_list, List *clause_list,
-					 bool weak);
-extern bool predicate_refuted_by(List *predicate_list, List *clause_list,
-					 bool weak);
-
-#endif							/* PREDTEST_H */