diff -U3 /home/postgres/oss_postgres_misc/src/test/regress/expected/xml.out /home/postgres/oss_postgres_misc/src/test/regress/results/xml.out
--- /home/postgres/oss_postgres_misc/src/test/regress/expected/xml.out	2023-02-16 07:53:55.577490032 +1100
+++ /home/postgres/oss_postgres_misc/src/test/regress/results/xml.out	2023-02-16 08:19:25.588981111 +1100
@@ -9,8 +9,6 @@
 LINE 1: INSERT INTO xmltest VALUES (3, '<wrong');
                                        ^
 DETAIL:  line 1: Couldn't find end of Start Tag wrong line 1
-<wrong
-      ^
 SELECT * FROM xmltest;
  id |        data        
 ----+--------------------
@@ -94,8 +92,6 @@
 LINE 1: SELECT xmlconcat('bad', '<syntax');
                                 ^
 DETAIL:  line 1: Couldn't find end of Start Tag syntax line 1
-<syntax
-       ^
 SELECT xmlconcat('<foo/>', NULL, '<?xml version="1.1" standalone="no"?><bar/>');
   xmlconcat   
 --------------
@@ -255,16 +251,12 @@
 <invalidentity>&</invalidentity>
                 ^
 line 1: chunk is not well balanced
-<invalidentity>&</invalidentity>
-                                ^
 SELECT xmlparse(content '<undefinedentity>&idontexist;</undefinedentity>');
 ERROR:  invalid XML content
 DETAIL:  line 1: Entity 'idontexist' not defined
 <undefinedentity>&idontexist;</undefinedentity>
                              ^
 line 1: chunk is not well balanced
-<undefinedentity>&idontexist;</undefinedentity>
-                                               ^
 SELECT xmlparse(content '<invalidns xmlns=''&lt;''/>');
          xmlparse          
 ---------------------------
@@ -283,11 +275,7 @@
 <twoerrors>&idontexist;</unbalanced>
                        ^
 line 1: Opening and ending tag mismatch: twoerrors line 1 and unbalanced
-<twoerrors>&idontexist;</unbalanced>
-                                    ^
 line 1: chunk is not well balanced
-<twoerrors>&idontexist;</unbalanced>
-                                    ^
 SELECT xmlparse(content '<nosuchprefix:tag/>');
       xmlparse       
 ---------------------
@@ -297,8 +285,6 @@
 SELECT xmlparse(document '   ');
 ERROR:  invalid XML document
 DETAIL:  line 1: Start tag expected, '<' not found
-   
-   ^
 SELECT xmlparse(document 'abc');
 ERROR:  invalid XML document
 DETAIL:  line 1: Start tag expected, '<' not found
@@ -316,16 +302,12 @@
 <invalidentity>&</abc>
                 ^
 line 1: Opening and ending tag mismatch: invalidentity line 1 and abc
-<invalidentity>&</abc>
-                      ^
 SELECT xmlparse(document '<undefinedentity>&idontexist;</abc>');
 ERROR:  invalid XML document
 DETAIL:  line 1: Entity 'idontexist' not defined
 <undefinedentity>&idontexist;</abc>
                              ^
 line 1: Opening and ending tag mismatch: undefinedentity line 1 and abc
-<undefinedentity>&idontexist;</abc>
-                                   ^
 SELECT xmlparse(document '<invalidns xmlns=''&lt;''/>');
          xmlparse          
 ---------------------------
@@ -344,8 +326,6 @@
 <twoerrors>&idontexist;</unbalanced>
                        ^
 line 1: Opening and ending tag mismatch: twoerrors line 1 and unbalanced
-<twoerrors>&idontexist;</unbalanced>
-                                    ^
 SELECT xmlparse(document '<nosuchprefix:tag/>');
       xmlparse       
 ---------------------