23.1.2

• Updated Mesa3D to 23.1.2.

Feedback info

• Windows 7 / Server 2008 R2 support remained in place for the time being as this poll results were 56% in favor of keeping support at release time.
• Unit tests were added back to release package as this poll results were 50% in favor of providing them at release time.

Build script

• MinGW: Enable LLVM Polyhedral optimizations;
• MinGW: Strip lib prefix from vaon12 driver filename.

Build environment

• MinGW: Use DirectX headers distro package.

Build environment updates

• MSYS2 MinGW-w64 GCC
• MSVC