From 8904829361fc4b4f1f85d387ee3be2caf7fbbddc Mon Sep 17 00:00:00 2001
From: Egor <egor@patchysicp.xyz>
Date: Sat, 31 Jan 2026 22:58:21 +0200
Subject: [PATCH] switch to c++23

---
 Makefile.am  | 3 ++-
 configure.ac | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/Makefile.am b/Makefile.am
index 346f50c..479a35c 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,6 +1,7 @@
 # Copyright (c) 2025-2026 Egor
 # SPDX-License-Identifier: Unlicense
-ACLOCAL_AMFLAGS=--install
+# TODO: -I m4 can probably be removed after next autoconf release (2.73)
+ACLOCAL_AMFLAGS=-I m4 --install
 bin_PROGRAMS = ircd dbtool
 ircd_SOURCES = \
 	src/admin.cpp          src/admin.hpp          \
diff --git a/configure.ac b/configure.ac
index 3cb910c..d833463 100644
--- a/configure.ac
+++ b/configure.ac
@@ -14,7 +14,7 @@ AM_SILENT_RULES([yes])
 
 AC_LANG([C++])
 AC_PROG_CXX
-AX_CXX_COMPILE_STDCXX([20], [noext])
+AX_CXX_COMPILE_STDCXX([23], [noext])
 AC_SUBST([WARNINGCXXFLAGS])
 AC_DEFUN([CHECK_WARN], [
   AX_CHECK_COMPILE_FLAG([$1], [WARNINGCXXFLAGS="$WARNINGCXXFLAGS $1"], [], m4_if([$2], [], [-Werror]))])
-- 
2.56.0