v49-0005-remove-dead-function.patch

From 770c9e302850ad18a1b8da18cbdf5d556bac5c11 Mon Sep 17 00:00:00 2001
From: James Coleman <jtc331@gmail.com>
Date: Tue, 31 Mar 2020 20:32:22 -0400
Subject: [PATCH v49 5/7] remove dead function

---
 src/backend/optimizer/path/pathkeys.c | 14 --------------
 src/include/optimizer/paths.h         |  1 -
 2 files changed, 15 deletions(-)

diff --git a/src/backend/optimizer/path/pathkeys.c b/src/backend/optimizer/path/pathkeys.c
index 71fb790d35..a3f6828436 100644
--- a/src/backend/optimizer/path/pathkeys.c
+++ b/src/backend/optimizer/path/pathkeys.c
@@ -388,20 +388,6 @@ pathkeys_common_contained_in(List *keys1, List *keys2, int *n_common)
 	return (key1 == NULL);
 }
 
-
-/*
- * pathkeys_common
- *    Returns length of longest common prefix of keys1 and keys2.
- */
-int
-pathkeys_common(List *keys1, List *keys2)
-{
-	int			n;
-
-	(void) pathkeys_common_contained_in(keys1, keys2, &n);
-	return n;
-}
-
 /*
  * get_cheapest_path_for_pathkeys
  *	  Find the cheapest path (according to the specified criterion) that
diff --git a/src/include/optimizer/paths.h b/src/include/optimizer/paths.h
index 665f4065a4..c4f77d5137 100644
--- a/src/include/optimizer/paths.h
+++ b/src/include/optimizer/paths.h
@@ -192,7 +192,6 @@ typedef enum
 extern PathKeysComparison compare_pathkeys(List *keys1, List *keys2);
 extern bool pathkeys_contained_in(List *keys1, List *keys2);
 extern bool pathkeys_common_contained_in(List *keys1, List *keys2, int *n_common);
-extern int	pathkeys_common(List *keys1, List *keys2);
 extern Path *get_cheapest_path_for_pathkeys(List *paths, List *pathkeys,
 											Relids required_outer,
 											CostSelector cost_criterion,
-- 
2.17.1