From 69537f5d17eab2919c9d88880cb242de1e7a647d Mon Sep 17 00:00:00 2001
From: Daniel Gustafsson <dgustafsson@postgresql.org>
Date: Mon, 24 Apr 2023 11:16:17 +0200
Subject: [PATCH] Remove duplicate lines of code

Commit 6df7a9698bb accidentally included two identical prototypes for
default_multirange_selectivi() and commit 086cf1458c6 added a break;
statement where one was already present, thus duplicating it.  While
there is no bug caused by this, fix by removing the duplicated lines
as they provide no value.

Backpatch the fix for duplicate prototypes to v14 and the duplicate
break statement fix to all supported branches to avoid backpatching
hazards due to the removal.

Reported-by: Anton Voloshin <a.voloshin@postgrespro.ru>
Discussion: https://postgr.es/m/0e69cb60-0176-f6d0-7e15-6478b7d85724@postgrespro.ru
---
 src/backend/utils/adt/multirangetypes_selfuncs.c | 1 -
 src/interfaces/ecpg/preproc/variable.c           | 1 -
 2 files changed, 2 deletions(-)

diff --git a/src/backend/utils/adt/multirangetypes_selfuncs.c b/src/backend/utils/adt/multirangetypes_selfuncs.c
index e9326f8342..cefc4710fd 100644
--- a/src/backend/utils/adt/multirangetypes_selfuncs.c
+++ b/src/backend/utils/adt/multirangetypes_selfuncs.c
@@ -35,7 +35,6 @@ static double calc_multirangesel(TypeCacheEntry *typcache,
 								 VariableStatData *vardata,
 								 const MultirangeType *constval, Oid operator);
 static double default_multirange_selectivity(Oid operator);
-static double default_multirange_selectivity(Oid operator);
 static double calc_hist_selectivity(TypeCacheEntry *typcache,
 									VariableStatData *vardata,
 									const MultirangeType *constval,
diff --git a/src/interfaces/ecpg/preproc/variable.c b/src/interfaces/ecpg/preproc/variable.c
index 2a2b953118..b23ed5edf4 100644
--- a/src/interfaces/ecpg/preproc/variable.c
+++ b/src/interfaces/ecpg/preproc/variable.c
@@ -105,7 +105,6 @@ find_struct_member(char *name, char *str, struct ECPGstruct_member *members, int
 						else
 							return find_struct_member(name, ++end, members->type->u.members, brace_level);
 						break;
-						break;
 					case '.':
 						if (members->type->type == ECPGt_array)
 							return find_struct_member(name, end, members->type->u.element->u.members, brace_level);