From 26cf5e54b19a04200ecf989047420f090b1b6047 Mon Sep 17 00:00:00 2001
From: zhang_xubo <2578876417@qq.com>
Date: Wed, 19 Jan 2022 17:58:03 +0800
Subject: [PATCH] =?UTF-8?q?openGauss=E7=BC=96=E8=AF=91=E9=80=82=E9=85=8D?=
 =?UTF-8?q?=20flex2.6=20=E4=BB=A5=E4=B8=8A=E7=89=88=E6=9C=AC?=
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---
 src/common/backend/parser/gram.y                   | 1 +
 src/gausskernel/storage/replication/repl_gram.y    | 2 ++
 src/gausskernel/storage/replication/syncrep_gram.y | 1 +
 3 files changed, 4 insertions(+)

diff --git a/src/common/backend/parser/gram.y b/src/common/backend/parser/gram.y
index 79fd7ef4e..eb863a0b1 100644
--- a/src/common/backend/parser/gram.y
+++ b/src/common/backend/parser/gram.y
@@ -25799,5 +25799,6 @@ static void RemoveFillerCol(List *filler_list, List *col_list)
 #undef yyerror
 #undef yylval
 #undef yylloc
+#undef yylex
 
 #include "scan.inc"
diff --git a/src/gausskernel/storage/replication/repl_gram.y b/src/gausskernel/storage/replication/repl_gram.y
index b38cc7e15..1c65c3cff 100755
--- a/src/gausskernel/storage/replication/repl_gram.y
+++ b/src/gausskernel/storage/replication/repl_gram.y
@@ -445,4 +445,6 @@ replication_yylex(YYSTYPE *lvalp, YYLTYPE *llocp,
 	return replication_scanner_yylex(&(lvalp->yy_core), llocp, yyscanner);
 }
 
+#undef yylex
+
 #include "repl_scanner.inc"
diff --git a/src/gausskernel/storage/replication/syncrep_gram.y b/src/gausskernel/storage/replication/syncrep_gram.y
index e435f4ef2..9f082cafa 100644
--- a/src/gausskernel/storage/replication/syncrep_gram.y
+++ b/src/gausskernel/storage/replication/syncrep_gram.y
@@ -170,5 +170,6 @@ create_syncrep_config(const char *num_sync, List *members, uint8 syncrep_method)
 #undef yyerror
 #undef yylval
 #undef yylloc
+#undef yylex
 
 #include "syncrep_scanner.inc"