From 0c3930d0768943ad1dedb5a6ace250ce9b65915c Mon Sep 17 00:00:00 2001
From: Peter Eisentraut <peter@eisentraut.org>
Date: Mon, 1 Jul 2024 07:30:38 +0200
Subject: Apply COPT to CXXFLAGS as well

The main use of that make variable is to pass in -Werror.  It makes
sense to apply this to C++ as well.

Reviewed-by: Tom Lane <tgl@sss.pgh.pa.us>
Reviewed-by: Andres Freund <andres@anarazel.de>
Discussion: https://www.postgresql.org/message-id/flat/fe3e200c-edee-44e0-a6e3-d45dca72873b%40eisentraut.org
---
 doc/src/sgml/installation.sgml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'doc/src')

diff --git a/doc/src/sgml/installation.sgml b/doc/src/sgml/installation.sgml
index 1b32d5ca62c..c39bcb3ee7c 100644
--- a/doc/src/sgml/installation.sgml
+++ b/doc/src/sgml/installation.sgml
@@ -1937,7 +1937,7 @@ build-postgresql:
      it will break many of <filename>configure</filename>'s built-in tests.  To add
      such flags, include them in the <envar>COPT</envar> environment variable
      while running <filename>make</filename>.  The contents of <envar>COPT</envar>
-     are added to both the <envar>CFLAGS</envar> and <envar>LDFLAGS</envar>
+     are added to the <envar>CFLAGS</envar>, <envar>CXXFLAGS</envar>, and <envar>LDFLAGS</envar>
      options set up by <filename>configure</filename>.  For example, you could do
 <screen>
 <userinput>make COPT='-Werror'</userinput>
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