GL_ARB_gl_spirv on i965, iris. GL_ARB_spirv_extensions on i965, iris. GL_EXT_demote_to_helper_invocation on iris, i965. OpenGL 4.6 on i965, iris. VK_ANDROID_external_memory_android_hardware_buffer on RADV. VK_KHR_shader_clock on Intel, RADV. VK_KHR_shader_float_controls on Intel, RADV. VK_KHR_spirv_1_4 on Intel, RADV. VK_KHR_vulkan_memory_model on Intel. VK_EXT_shader_subgroup_ballot on Intel. VK_EXT_shader_subgroup_vote on Intel. VK_EXT_texel_buffer_alignment on RADV. VK_INTEL_performance_query on Intel. Meson support for windows using MSVC and MinGW scons has been deprecated for non windows