From 9d354e5704597baac3ecc018fb9e8a98a30eab63 Mon Sep 17 00:00:00 2001
From: Peter Dimov <pdimov@gmail.com>
Date: Thu, 22 Jan 2026 22:05:12 +0200
Subject: [PATCH] Update ci.yml

---
 .github/workflows/ci.yml | 37 +++++++++++++++++--------------------
 1 file changed, 17 insertions(+), 20 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b4d8821..57d7b0c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -84,7 +84,7 @@ jobs:
           - toolset: gcc-15
             cxxstd: "11,14,17,20,23,2c"
             os: ubuntu-latest
-            container: ubuntu:25.04
+            container: ubuntu:25.10
             install: g++-15-multilib
             address-model: 32,64
           - toolset: clang
@@ -192,18 +192,24 @@ jobs:
           - toolset: clang
             compiler: clang++-20
             cxxstd: "11,14,17,20,23,2c"
-            container: ubuntu:25.04
+            container: ubuntu:24.04
             os: ubuntu-latest
             install: clang-20
           - toolset: clang
-            cxxstd: "11,14,17,20,2b"
-            os: macos-13
+            compiler: clang++-21
+            cxxstd: "11,14,17,20,23,2c"
+            container: ubuntu:25.10
+            os: ubuntu-latest
+            install: clang-21
           - toolset: clang
             cxxstd: "11,14,17,20,2b"
             os: macos-14
           - toolset: clang
             cxxstd: "11,14,17,20,2b"
             os: macos-15
+          - toolset: clang
+            cxxstd: "11,14,17,20,23,2c"
+            os: macos-26
 
     runs-on: ${{matrix.os}}
 
@@ -283,7 +289,7 @@ jobs:
           - toolset: clang-win
             cxxstd: "14,17,20,latest"
             addrmd: 32,64
-            os: windows-2022
+            os: windows-2025
           - toolset: gcc
             cxxstd: "11,14,17,2a"
             addrmd: 64
@@ -327,11 +333,8 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - os: ubuntu-22.04
-          - os: ubuntu-24.04
-          - os: macos-13
-          - os: macos-14
-          - os: macos-15
+          - os: ubuntu-latest
+          - os: macos-latest
 
     runs-on: ${{matrix.os}}
 
@@ -375,11 +378,8 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - os: ubuntu-22.04
-          - os: ubuntu-24.04
-          - os: macos-13
-          - os: macos-14
-          - os: macos-15
+          - os: ubuntu-latest
+          - os: macos-latest
 
     runs-on: ${{matrix.os}}
 
@@ -433,11 +433,8 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - os: ubuntu-22.04
-          - os: ubuntu-24.04
-          - os: macos-13
-          - os: macos-14
-          - os: macos-15
+          - os: ubuntu-latest
+          - os: macos-latest
 
     runs-on: ${{matrix.os}}