I suggest to look for output test files that are being massively modified by this patch. I think those are likely unintended:
> diff --git a/src/test/regress/expected/collate.icu.utf8.out > b/src/test/regress/expected/collate.icu.utf8.out > diff --git a/src/test/regress/expected/collate.linux.utf8.out > b/src/test/regress/expected/collate.linux.utf8.out > diff --git a/src/test/regress/expected/compression.out > b/src/test/regress/expected/compression.out > diff --git a/src/test/regress/expected/xml.out > b/src/test/regress/expected/xml.out > diff --git a/src/test/regress/expected/xmlmap.out > b/src/test/regress/expected/xmlmap.out -- Álvaro Herrera Valdivia, Chile — https://www.EnterpriseDB.com/
