Migration from macOS 13 to macOS 14

* As macOS 13 is deprecated, here is a migration to macOS 14.
* Support of GCC 14
* Update of the section "compilers" in the README

Author: jvdp1

.github/workflows/CI.yml

@@ -19,12 +19,13 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest, macos-13]
+        os: [ubuntu-latest, macos-14]
         toolchain:
           - {compiler: gcc, version: 10}
           - {compiler: gcc, version: 11}
           - {compiler: gcc, version: 12}
           - {compiler: gcc, version: 13}
+          - {compiler: gcc, version: 14}
           - {compiler: intel, version: '2024.1'}          
         build: [cmake]        
         include:
@@ -35,10 +36,10 @@ jobs:
             build: cmake-inline
             toolchain: {compiler: gcc, version: 10}
         exclude:
-          - os: macos-13
+          - os: macos-14
             toolchain: {compiler: intel, version: '2024.1'}
-          - os: macos-13
-            toolchain: {compiler: gcc, version: 13}
+          - os: macos-14
+            toolchain: {compiler: gcc, version: 10}
     env:
       BUILD_DIR: ${{ matrix.build == 'cmake' && 'build' || '.' }}
 

README.md

@@ -87,12 +87,12 @@ The following combinations are tested on the default branch of stdlib:
 
 Name | Version | Platform | Architecture
 --- | --- | --- | ---
-GCC Fortran | 10, 11, 12, 13 | Ubuntu 22.04.2 LTS | x86_64
-GCC Fortran | 10, 11, 12, 13 | macOS 12.6.3 (21G419) | x86_64
+GCC Fortran | 10, 11, 12, 13, 14 | Ubuntu 24.04.3 LTS | x86_64
+GCC Fortran | 11, 12, 13, 14 | macOS 14.7.6 (23H626) | x86_64
 GCC Fortran (MSYS) | 13 | Windows Server 2022 (10.0.20348 Build 1547) | x86_64
 GCC Fortran (MinGW) | 13 | Windows Server 2022 (10.0.20348 Build 1547) | x86_64
-Intel oneAPI LLVM | 2024.0 | Ubuntu 22.04.2 LTS | x86_64
-Intel oneAPI classic | 2023.1 | macOS 12.6.3 (21G419) | x86_64
+Intel oneAPI LLVM | 2024.1 | Ubuntu 24.04.3 LTS | x86_64
+Intel oneAPI classic | 2021.10 | Ubuntu 22.04.5 LTS | x86_64
 
 The following combinations are known to work, but they are not tested in the CI: