From b7e3036d1872b96303f7defdad2f6f9332e89f8e Mon Sep 17 00:00:00 2001
From: alterego655 <824662526@qq.com>
Date: Tue, 20 Jan 2026 08:40:24 +0800
Subject: [PATCH v1] WAIT FOR: Remove redundant pg_unreachable() after
 elog(ERROR)

elog(ERROR) never returns, so the following pg_unreachable() calls
are unnecessary. This pattern is useful for non-void functions, but
these cases are in a void function.
---
 src/backend/commands/wait.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/src/backend/commands/wait.c b/src/backend/commands/wait.c
index 54f2df2425f..212a0407871 100644
--- a/src/backend/commands/wait.c
+++ b/src/backend/commands/wait.c
@@ -236,7 +236,6 @@ ExecWaitStmt(ParseState *pstate, WaitStmt *stmt, DestReceiver *dest)
 
 					default:
 						elog(ERROR, "unexpected wait LSN type %d", lsnType);
-						pg_unreachable();
 				}
 			}
 			else
@@ -281,7 +280,6 @@ ExecWaitStmt(ParseState *pstate, WaitStmt *stmt, DestReceiver *dest)
 
 						default:
 							elog(ERROR, "unexpected wait LSN type %d", lsnType);
-							pg_unreachable();
 					}
 				}
 				else
@@ -311,7 +309,6 @@ ExecWaitStmt(ParseState *pstate, WaitStmt *stmt, DestReceiver *dest)
 
 						default:
 							elog(ERROR, "unexpected wait LSN type %d", lsnType);
-							pg_unreachable();
 					}
 				}
 			}
-- 
2.51.0