pgsql: Require ICU 55 or later

From: Peter Eisentraut <peter(at)eisentraut(dot)org>
To: pgsql-committers(at)lists(dot)postgresql(dot)org
Subject: pgsql: Require ICU 55 or later
Date: 2026-07-16 10:12:27
Message-ID: E1wkJ4t-000Rep-0C@gemulon.postgresql.org
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Require ICU 55 or later

Support for older versions is removed. Since we no longer support
RHEL 7, we don't need to support these old versions anymore. This
allows a fair amount of code cleanup, including some code blocks that
specifically catered to old versions that probably received very
little actual testing and use.

Reviewed-by: Jelte Fennema-Nio <postgres(at)jeltef(dot)nl>
Discussion: https://www.postgresql.org/message-id/flat/CA+hUKGL7trhWiJ4qxpksBztMMTWDyPnP1QN+Lq341V7QL775DA(at)mail(dot)gmail(dot)com

Branch
------
master

Details
-------
https://git.postgresql.org/pg/commitdiff/4854b2373c738a3e2fe5a46c2667d908f7c7e13a

Modified Files
--------------
configure | 22 ++++-----
configure.ac | 2 +-
doc/src/sgml/installation.sgml | 14 +++---
meson.build | 4 +-
src/backend/utils/adt/pg_locale_icu.c | 84 ++++++-----------------------------
5 files changed, 35 insertions(+), 91 deletions(-)

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