Second attempt to fix pgbench TAP test.

tatsuo-ishii · tatsuo-ishii · commit 0f79caa3c61e · 2022-03-25T10:22:55.000+09:00
Bildfarm member prairiedog reported a pgbench TAP test failure after commit: 4a39f87. This is the second attempt to fix it. It seems older version of Perl does not accept "\gN". Replace it with plain old "\N" because actually "\gN" is not necessary here. Author: Tatsuo Ishii Reported-by: Tom Lane Reviewed-by: Tom Lane, Yugo Nagata Discussion: https://postgr.es/m/2775989.1648060014%40sss.pgh.pa.us
diff --git a/src/bin/pgbench/t/001_pgbench_with_server.pl b/src/bin/pgbench/t/001_pgbench_with_server.pl
@@ -1222,9 +1222,9 @@ sub check_pgbench_logs
 # delta variable in the next try
 my $err_pattern =
 	"(client (0|1) sending UPDATE xy SET y = y \\+ -?\\d+\\b).*"
-  . "client \\g2 got an error in command 3 \\(SQL\\) of script 0; "
+  . "client \\2 got an error in command 3 \\(SQL\\) of script 0; "
   . "ERROR:  could not serialize access due to concurrent update\\b.*"
-  . "\\g1";
+  . "\\1";
 
 $node->pgbench(
 	"-n -c 2 -t 1 -d --verbose-errors --max-tries 2",
