Update ci.yml

Author: pdimov

.github/workflows/ci.yml

@@ -38,21 +38,26 @@ jobs:
             os: ubuntu-latest
           - toolset: gcc-8
             cxxstd: "03,11,14,17,2a"
-            os: ubuntu-20.04
+            container: ubuntu:20.04
+            os: ubuntu-latest
             install: g++-8
           - toolset: gcc-9
             cxxstd: "03,11,14,17,2a"
-            os: ubuntu-20.04
+            container: ubuntu:20.04
+            os: ubuntu-latest
           - toolset: gcc-10
             cxxstd: "03,11,14,17,2a"
-            os: ubuntu-20.04
+            container: ubuntu:20.04
+            os: ubuntu-latest
             install: g++-10
           - toolset: gcc-11
             cxxstd: "03,11,14,17,2a"
-            os: ubuntu-22.04
+            container: ubuntu:22.04
+            os: ubuntu-latest
           - toolset: gcc-12
             cxxstd: "03,11,14,17,20,2b"
-            os: ubuntu-22.04
+            container: ubuntu:22.04
+            os: ubuntu-latest
             install: g++-12
           - toolset: gcc-13
             cxxstd: "03,11,14,17,20,2b"
@@ -85,37 +90,44 @@ jobs:
           - toolset: clang
             compiler: clang++-6.0
             cxxstd: "03,11,14,17"
-            os: ubuntu-20.04
+            container: ubuntu:20.04
+            os: ubuntu-latest
             install: clang-6.0
           - toolset: clang
             compiler: clang++-7
             cxxstd: "03,11,14,17"
-            os: ubuntu-20.04
+            container: ubuntu:20.04
+            os: ubuntu-latest
             install: clang-7
           - toolset: clang
             compiler: clang++-8
             cxxstd: "03,11,14,17"
-            os: ubuntu-20.04
+            container: ubuntu:20.04
+            os: ubuntu-latest
             install: clang-8
           - toolset: clang
             compiler: clang++-9
             cxxstd: "03,11,14,17,2a"
-            os: ubuntu-20.04
+            container: ubuntu:20.04
+            os: ubuntu-latest
             install: clang-9
           - toolset: clang
             compiler: clang++-10
             cxxstd: "03,11,14,17,2a"
-            os: ubuntu-20.04
+            container: ubuntu:20.04
+            os: ubuntu-latest
             install: clang-10
           - toolset: clang
             compiler: clang++-11
             cxxstd: "03,11,14,17,2a"
-            os: ubuntu-20.04
+            container: ubuntu:20.04
+            os: ubuntu-latest
             install: clang-11
           - toolset: clang
             compiler: clang++-12
             cxxstd: "03,11,14,17,2a"
-            os: ubuntu-20.04
+            container: ubuntu:20.04
+            os: ubuntu-latest
             install: clang-12
           - toolset: clang
             compiler: clang++-13
@@ -156,9 +168,15 @@ jobs:
           - toolset: clang
             compiler: clang++-19
             cxxstd: "03,11,14,17,20,2b"
-            container: ubuntu:24.10
+            container: ubuntu:24.04
             os: ubuntu-latest
             install: clang-19
+          - toolset: clang
+            compiler: clang++-20
+            cxxstd: "03,11,14,17,20,2b"
+            container: ubuntu:24.04
+            os: ubuntu-latest
+            install: clang-20
           - toolset: clang
             cxxstd: "03,11,14,17,20,2b"
             os: macos-13
@@ -240,14 +258,6 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - toolset: msvc-14.0
-            cxxstd: "14,latest"
-            addrmd: 32,64
-            os: windows-2019
-          - toolset: msvc-14.2
-            cxxstd: "14,17,20,latest"
-            addrmd: 32,64
-            os: windows-2019
           - toolset: msvc-14.3
             cxxstd: "14,17,20,latest"
             addrmd: 32,64
@@ -259,7 +269,7 @@ jobs:
           - toolset: gcc
             cxxstd: "03,11,14,17,2a"
             addrmd: 64
-            os: windows-2019
+            os: windows-2022
 
     runs-on: ${{matrix.os}}
 
@@ -299,7 +309,6 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - os: ubuntu-20.04
           - os: ubuntu-22.04
           - os: ubuntu-24.04
           - os: macos-13
@@ -348,7 +357,6 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - os: ubuntu-20.04
           - os: ubuntu-22.04
           - os: ubuntu-24.04
           - os: macos-13
@@ -407,7 +415,6 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - os: ubuntu-20.04
           - os: ubuntu-22.04
           - os: ubuntu-24.04
           - os: macos-13
@@ -464,8 +471,7 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - os: windows-2019
-          - os: windows-2022
+          - os: windows-latest
 
     runs-on: ${{matrix.os}}
 
@@ -513,8 +519,7 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - os: windows-2019
-          - os: windows-2022
+          - os: windows-latest
 
     runs-on: ${{matrix.os}}
 
@@ -580,8 +585,7 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - os: windows-2019
-          - os: windows-2022
+          - os: windows-latest
 
     runs-on: ${{matrix.os}}