260508.142715.CST [skip ci] replace windows-2025 with windows-2022 when MEX is involved, as the former will be with Visual Studio 2026 starting from 2020606, and MEX on MATLAB R2026a does not work with it

Author: zaikunzhang

.github/workflows/compile_mex.yml

@@ -33,23 +33,23 @@ jobs:
       matrix:
         # As of 20260507 and MATLAB R2026a, MEX does not work on windows-latest due to the version
         # of MS Visual Studio, which is Visual Studio 2026 on windows-latest as of 20260507.
-        os: [ubuntu-22.04, ubuntu-latest, macos-15-intel, macos-26-intel, windows-2025]
+        os: [ubuntu-22.04, ubuntu-latest, macos-15-intel, macos-26-intel, windows-2022]
         matlab: [R2020b, R2021a, R2021b, R2022a, R2022b, R2023a, R2023b, R2024a, R2024b, R2025a, R2025b, R2026a, latest]
 
         exclude:
 
-          # Below R2022a, MEX does not work on windows-2025 due to the version of MS Visual Studio;
+          # Below R2022a, MEX does not work on windows-2022 due to the version of MS Visual Studio;
           # R2022a/b should work according to the documentation of MathWorks and GitHub Actions, but
           # they do not as of July 2025.
-          - os: windows-2025
+          - os: windows-2022
             matlab: R2020b
-          - os: windows-2025
+          - os: windows-2022
             matlab: R2021a
-          - os: windows-2025
+          - os: windows-2022
             matlab: R2021b
-          - os: windows-2025
+          - os: windows-2022
             matlab: R2022a
-          - os: windows-2025
+          - os: windows-2022
             matlab: R2022b
 
           # MATLAB drops support for macOS on Intel starting from R2026a.

.github/workflows/test_matlab.yml

@@ -27,23 +27,23 @@ jobs:
 
       # The matrix is the same as that of compile_mex.yml. We intend to test all supported combinations.
       matrix:
-        os: [ubuntu-22.04, ubuntu-latest, macos-15-intel, macos-26-intel, windows-2025]
+        os: [ubuntu-22.04, ubuntu-latest, macos-15-intel, macos-26-intel, windows-2022]
         matlab: [R2020b, R2021a, R2021b, R2022a, R2022b, R2023a, R2023b, R2024a, R2024b, R2025a, R2025b, R2026a, latest]
 
         exclude:
 
-          # Below R2022a, MEX does not work on windows-2025 due to the version of MS Visual Studio;
+          # Below R2022a, MEX does not work on windows-2022 due to the version of MS Visual Studio;
           # R2022a/b should work according to the documentation of MathWorks and GitHub Actions, but
           # they do not as of July 2025
-          - os: windows-2025
+          - os: windows-2022
             matlab: R2020b
-          - os: windows-2025
+          - os: windows-2022
             matlab: R2021a
-          - os: windows-2025
+          - os: windows-2022
             matlab: R2021b
-          - os: windows-2025
+          - os: windows-2022
             matlab: R2022a
-          - os: windows-2025
+          - os: windows-2022
             matlab: R2022b
 
           # MATLAB drops support for macOS on Intel starting from R2026a.

.github/workflows/test_matlab_windows.yml

@@ -22,7 +22,7 @@ jobs:
       matrix:
         # As of 20260507 and MATLAB R2026a, MEX does not work on windows-latest due to the version
         # of MS Visual Studio, which is Visual Studio 2026 on windows-latest as of 20260507.
-        os: [windows-2025]
+        os: [windows-2022]
         matlab: [R2023a, latest]  # The earliest and latest supported versions of MATLAB
 
     steps: