FFmpeg FATE

The FFmpeg Automated Testing Environment is the continuous integration testing platform of FFmpeg. It aggregates results of regression tests of FFmpeg from machines of various architectures and operating systems of volunteers, to make sure nothing breaks in our new commits.

If you would like to contribute test results on your own system, see the official documentation on doing so.

90.15151515151514%
6.8181818181818175%
3.0303030303030303%
Time Revision Arch OS Compiler Comment Warnings Results
N-126390-g9fc8c785e2 aarch64 darwin Apple clang version 12.0.5 (clang-1205.0.22.9) macOS 11 SDK 27 5715 / 5715
N-126390-g9fc8c785e2 aarch64 darwin Apple clang version 13.0.0 (clang-1300.0.29.30) iOS 15 21 build only
N-126390-g9fc8c785e2 aarch64 darwin Apple clang version 13.0.0 (clang-1300.0.29.30) iOS 9 4 build only
N-126390-g9fc8c785e2 aarch64 darwin Apple clang version 13.0.0 (clang-1300.0.29.30) macOS 12 SDK / Xcode 13 27 5715 / 5715
N-126390-g9fc8c785e2 aarch64 darwin Apple clang version 13.0.0 (clang-1300.0.29.30) tvOS 12 5 build only
N-126390-g9fc8c785e2 aarch64 darwin Apple clang version 13.0.0 (clang-1300.0.29.30) tvOS 9 4 build only
N-126390-g9fc8c785e2 aarch64 darwin Apple clang version 14.0.0 (clang-1400.0.29.202) iOS 16 19 build only
N-126390-g9fc8c785e2 aarch64 darwin Apple clang version 14.0.0 (clang-1400.0.29.202) macOS 13 SDK / Xcode 14 25 5715 / 5715
N-126390-g9fc8c785e2 aarch64 darwin Apple clang version 15.0.0 (clang-1500.3.9.4) iOS 17 19 build only
N-126390-g9fc8c785e2 aarch64 darwin Apple clang version 15.0.0 (clang-1500.3.9.4) macOS 14 SDK / Xcode 15 25 5715 / 5715
N-126390-g9fc8c785e2 aarch64 darwin Apple clang version 16.0.0 (clang-1600.0.26.6) iOS 18 19 build only
N-126390-g9fc8c785e2 aarch64 darwin Apple clang version 16.0.0 (clang-1600.0.26.6) macOS 15 SDK / Xcode 16 25 5715 / 5715
N-126390-g9fc8c785e2 aarch64 darwin Apple clang version 16.0.0 (clang-1600.0.26.6) tvOS 18 20 build only
N-126388-g3bec079933 aarch64 linux Ubuntu clang version 18.1.3 (1ubuntu1) 1 5714 / 5714
N-126388-g3bec079933 aarch64 linux clang version 24.0.0git (https%3a//github.com/llvm/llvm-project 925658474fe44aebd0997ad51ab0800174dbae49) 1 5714 / 5714
N-126388-g3bec079933 aarch64 linux clang version 24.0.0git (https%3a//github.com/llvm/llvm-project 925658474fe44aebd0997ad51ab0800174dbae49) QEMU, PAC+BTI+GCS 1 99 / 99
N-126281-gfea2db1be1 aarch64 linux clang version 24.0.0pre20260820.g658978af5e6485 (Fedora 24.0.0~pre20260820.g658978af5e6485-27.fc46) Clang (auto-var-init=pattern) 3 5704 / 5704
N-126281-gfea2db1be1 aarch64 linux clang version 24.0.0pre20260820.g658978af5e6485 (Fedora 24.0.0~pre20260820.g658978af5e6485-27.fc46) Clang (auto-var-init=uninitialized) 3 5704 / 5704
N-126281-gfea2db1be1 aarch64 linux clang version 24.0.0pre20260820.g658978af5e6485 (Fedora 24.0.0~pre20260820.g658978af5e6485-27.fc46) Clang (auto-var-init=zero) 3 5704 / 5704
N-126281-gfea2db1be1 aarch64 linux clang version 24.0.0pre20260820.g658978af5e6485 (Fedora 24.0.0~pre20260820.g658978af5e6485-27.fc46) Clang ASAN/UBSAN/ASM 245 5704 / 5704
N-126388-g3bec079933 aarch64 linux gcc 13 (Ubuntu 13.3.0-6ubuntu2~24.04.1) 106 5714 / 5714
N-126388-g3bec079933 aarch64 linux gcc 13 (Ubuntu 13.3.0-6ubuntu2~24.04.1) QEMU 106 297 / 297
N-126390-g9fc8c785e2 aarch64 linux gcc 15.2.0 (Alpine 15.2.0) Alpine Linux 3.24.1 (musl libc) 103 5506 / 5507
N-126242-geb0bfa852e aarch64 linux gcc 17.0.0 (GCC) 20260816 (experimental) GCC ARM64 8 error compiling
N-126388-g3bec079933 aarch64 mingw32 clang version 22.1.8 (https%3a//github.com/msys2/MINGW-packages 6e4e79c2f86eeb534e324e583f2057dc9fd5ecab) MSYS2 Clang ARM64 2 5732 / 5732
N-126388-g3bec079933 aarch64 mingw32 clang version 24.0.0git (https%3a//github.com/llvm/llvm-project 925658474fe44aebd0997ad51ab0800174dbae49) 1 5504 / 5504
N-126375-gb1f564bda2 aarch64 win32 Microsoft (R) C/C++ Optimizing Compiler Version 19.41.34120 for ARM64 gas-preprocessor 144 5487 / 5487
N-126388-g3bec079933 aarch64 win32 clang version 24.0.0git (https%3a//github.com/llvm/llvm-project 925658474fe44aebd0997ad51ab0800174dbae49) MSVC 2022 SDK 1 5487 / 5487
N-126390-g9fc8c785e2 aarch64 win64 Microsoft (R) C/C++ Optimizing Compiler Version 19.44.35228 for ARM64 VS2022 MSVC ARM64 197 5709 / 5709
N-126390-g9fc8c785e2 aarch64 win64 Microsoft (R) C/C++ Optimizing Compiler Version 19.44.35228 for ARM64 VS2022 MSVC ARM64 (Assert Level 2) 197 5709 / 5709
N-126390-g9fc8c785e2 aarch64 win64 Microsoft (R) C/C++ Optimizing Compiler Version 19.44.35228 for ARM64 VS2022 MSVC ARM64 (C11 atomics) 198 5709 / 5709
N-126390-g9fc8c785e2 aarch64 win64 Microsoft (R) C/C++ Optimizing Compiler Version 19.44.35228 for ARM64 VS2022 MSVC ARM64 (Debug/ASM) 250 5709 / 5709
N-126390-g9fc8c785e2 aarch64 win64 Microsoft (R) C/C++ Optimizing Compiler Version 19.44.35228 for ARM64 VS2022 MSVC ARM64 (shared) 197 5709 / 5709
N-126386-gc27482a18d aarch64 win64 Microsoft (R) C/C++ Optimizing Compiler Version 19.51.36256 for ARM64 Visual Studio 2026 ARM64 Native 194 5504 / 5504
N-126390-g9fc8c785e2 aarch64 win64 clang version 19.1.5 VS2022 Clang ARM64 1 5709 / 5709
N-126390-g9fc8c785e2 aarch64 win64 clang version 19.1.5 VS2022 Clang ARM64 (shared) 1 5709 / 5709
N-126390-g9fc8c785e2 aarch64 win64 clang version 19.1.5 VS2022 Clang-CL ARM64 1 5708 / 5708
N-126390-g9fc8c785e2 aarch64 win64 clang version 19.1.5 VS2022 Clang-CL ARM64 (shared) 1 5709 / 5709
N-126386-gc27482a18d aarch64 win64 clang version 22.1.8 (https%3a//github.com/msys2/MINGW-packages 6e4e79c2f86eeb534e324e583f2057dc9fd5ecab) MSYS2 clang ARM64 Native 1 5715 / 5715
N-126087-g82d03c6d8e alpha linux gcc 11 (Ubuntu 11.4.0-1ubuntu1~22.04) --enable-shared 36 error compiling
N-126388-g3bec079933 armv7a linux Ubuntu clang version 18.1.3 (1ubuntu1) 149 5506 / 5506
N-126388-g3bec079933 armv7a linux clang version 24.0.0git (https%3a//github.com/llvm/llvm-project 925658474fe44aebd0997ad51ab0800174dbae49) 17 5506 / 5506
N-126388-g3bec079933 armv7a linux gcc 13 (Ubuntu 13.3.0-6ubuntu2~24.04) 79 5506 / 5506
N-126388-g3bec079933 armv7a mingw32 clang version 24.0.0git (https%3a//github.com/llvm/llvm-project 925658474fe44aebd0997ad51ab0800174dbae49) 17 5503 / 5503
N-126388-g3bec079933 armv7a win32 Microsoft (R) C/C++ Optimizing Compiler Version 19.44.35228 for ARM gas-preprocessor 182 5487 / 5487
N-126375-gb1f564bda2 armv7a win32 clang version 24.0.0git (https%3a//github.com/llvm/llvm-project 5aae245b51305995325de87fde3a096b856371e8) MSVC 2022 SDK 19 5487 / 5487
N-126281-gfea2db1be1 c linux clang version 24.0.0pre20260820.g658978af5e6485 (Fedora 24.0.0~pre20260820.g658978af5e6485-27.fc46) Clang ASAN/UBSAN 245 5704 / 5704
N-126390-g9fc8c785e2 c win64 Microsoft (R) C/C++ Optimizing Compiler Version 19.44.35228 for ARM64 VS2022 MSVC ARM64 (Debug) 242 5709 / 5709
N-126087-g82d03c6d8e mips linux gcc 10 (Ubuntu 10.3.0-1ubuntu1) 137 5462 / 5469
N-126087-g82d03c6d8e parisc linux gcc 11 (Ubuntu 11.4.0-1ubuntu1~22.04) 36 build only
N-126087-g82d03c6d8e parisc linux gcc 11 (Ubuntu 11.4.0-1ubuntu1~22.04) --enable-shared 36 build only
N-126087-g82d03c6d8e ppc linux gcc 11 (Ubuntu 11.4.0-1ubuntu1~22.04) 54 build only
N-126087-g82d03c6d8e ppc64 linux gcc 11 (Ubuntu 11.4.0-1ubuntu1~22.04) 55 build only
N-126314-g3386acd2f9 ppc64 linux gcc 15 (GCC) POWER9 (Raptor Blackbird) 139 5708 / 5712
N-126314-g3386acd2f9 ppc64 linux gcc 15 (GCC) POWER9 (Raptor Blackbird) + Address Sanitizer 173 5697 / 5712
N-126388-g3bec079933 riscv64 linux Debian clang version 19.1.7 (3+b1) RVA20 (Remlab.net) 51 error compiling
N-126087-g82d03c6d8e riscv64 linux gcc 11 (Ubuntu 11.4.0-1ubuntu1~22.04) 36 build only
N-126388-g3bec079933 riscv64 linux gcc 14 (Debian 14.2.0-19) RVA20 (Remlab.net) 81 5714 / 5714
N-126246-gf10fdd6310 riscv64 linux gcc 14 (Debian 14.2.0-19) RVA22 + V (Remlab.net) 81 5687 / 5688
N-126087-g82d03c6d8e s390x linux gcc 11 (Ubuntu 11.4.0-1ubuntu1~22.04) --enable-shared 37 build only
N-126387-g905ef92f02 x86_32 mingw32 clang version 24.0.0git (https%3a//github.com/llvm/llvm-project 925658474fe44aebd0997ad51ab0800174dbae49) 9 5504 / 5504
N-126390-g9fc8c785e2 x86_32 mingw32 gcc 15.3.0 (GCC) dll, native windows 85 5711 / 5711
N-126390-g9fc8c785e2 x86_32 mingw32 gcc 16.2.0 (Rev3, Built by MSYS2 project) MSYS2 MINGW32 126 5721 / 5721
N-126387-g905ef92f02 x86_32 win32 Microsoft (R) C/C++ Optimizing Compiler Version 19.43.34808 for x86 97 5504 / 5504
N-126388-g3bec079933 x86_32 win32 Microsoft (R) C/C++ Optimizing Compiler Version 19.44.35228 for x86 VS2022 145 5710 / 5710
N-126388-g3bec079933 x86_32 win32 Microsoft (R) C/C++ Optimizing Compiler Version 19.44.35228 for x86 VS2022 --enable-shared 145 5710 / 5710
N-126388-g3bec079933 x86_32 win32 Microsoft (R) C/C++ Optimizing Compiler Version 19.44.35228 for x86 VS2022 --enable-shared dynlink CRT 145 5710 / 5710
N-126390-g9fc8c785e2 x86_32 win32 Microsoft (R) C/C++ Optimizing Compiler Version 19.44.35228 for x86 VS2022 dynlink CRT 145 5710 / 5710
N-126390-g9fc8c785e2 x86_32 win32 Microsoft (R) C/C++ Optimizing Compiler Version 19.51.36256 for x86 VS2026 MSVC x86_32 (ASAN) 137 5709 / 5709
N-126390-g9fc8c785e2 x86_32 win32 Microsoft (R) C/C++ Optimizing Compiler Version 19.51.36256 for x86 VS2026 MSVC x86_32 (Debug) 190 5709 / 5709
N-126390-g9fc8c785e2 x86_32 win32 Microsoft (R) C/C++ Optimizing Compiler Version 19.51.36256 for x86 VS2026 MSVC x86_32 (Debug/ASM) 196 5709 / 5709
N-126387-g905ef92f02 x86_32 win32 clang version 24.0.0git (https%3a//github.com/llvm/llvm-project 925658474fe44aebd0997ad51ab0800174dbae49) MSVC 2022 SDK 10 5504 / 5504
N-126390-g9fc8c785e2 x86_64 darwin Apple clang version 12.0.5 (clang-1205.0.22.9) macOS 11 SDK (build only) 35 build only
N-126390-g9fc8c785e2 x86_64 darwin Apple clang version 14.0.0 (clang-1400.0.29.202) OS X 10.6 (build only) 34 build only
N-126390-g9fc8c785e2 x86_64 darwin Apple clang version 14.0.0 (clang-1400.0.29.202) OS X 10.8 (build only) 37 build only
N-126169-gdb63217491 x86_64 linux clang version 24.0.0pre20260729.g4361bc96c73bc8 (Fedora 24.0.0~pre20260729.g4361bc96c73bc8-21.fc45) Clang ASAN/UBSAN/ASM (short-enums) 267 279 / 5490
N-126281-gfea2db1be1 x86_64 linux clang version 24.0.0pre20260820.g658978af5e6485 (Fedora 24.0.0~pre20260820.g658978af5e6485-27.fc46) Clang (AVX/SSE transitions) 1 5704 / 5704
N-126281-gfea2db1be1 x86_64 linux clang version 24.0.0pre20260820.g658978af5e6485 (Fedora 24.0.0~pre20260820.g658978af5e6485-27.fc46) Clang (auto-var-init=pattern) 3 5704 / 5704
N-126281-gfea2db1be1 x86_64 linux clang version 24.0.0pre20260820.g658978af5e6485 (Fedora 24.0.0~pre20260820.g658978af5e6485-27.fc46) Clang (auto-var-init=uninitialized) 3 5704 / 5704
N-126281-gfea2db1be1 x86_64 linux clang version 24.0.0pre20260820.g658978af5e6485 (Fedora 24.0.0~pre20260820.g658978af5e6485-27.fc46) Clang (auto-var-init=zero) 3 5704 / 5704
N-126281-gfea2db1be1 x86_64 linux clang version 24.0.0pre20260820.g658978af5e6485 (Fedora 24.0.0~pre20260820.g658978af5e6485-27.fc46) Clang (c23) 3 5704 / 5704
N-126281-gfea2db1be1 x86_64 linux clang version 24.0.0pre20260820.g658978af5e6485 (Fedora 24.0.0~pre20260820.g658978af5e6485-27.fc46) Clang (extra-warnings) 18177 5704 / 5704
N-126281-gfea2db1be1 x86_64 linux clang version 24.0.0pre20260820.g658978af5e6485 (Fedora 24.0.0~pre20260820.g658978af5e6485-27.fc46) Clang ASAN/UBSAN 264 5704 / 5704
N-126281-gfea2db1be1 x86_64 linux clang version 24.0.0pre20260820.g658978af5e6485 (Fedora 24.0.0~pre20260820.g658978af5e6485-27.fc46) Clang ASAN/UBSAN/ASM 264 5704 / 5704
N-126281-gfea2db1be1 x86_64 linux clang version 24.0.0pre20260820.g658978af5e6485 (Fedora 24.0.0~pre20260820.g658978af5e6485-27.fc46) Clang MSAN 3 5704 / 5704
N-126390-g9fc8c785e2 x86_64 linux gcc 11 (Ubuntu 11.4.0-1ubuntu1~22.04.3) AVX512-ICL NUC 63 5506 / 5507
N-126390-g9fc8c785e2 x86_64 linux gcc 14.2.1 (GCC) 20240910 --disable-avcodec 11 173 / 173
N-126390-g9fc8c785e2 x86_64 linux gcc 14.2.1 (GCC) 20240910 --disable-avdevice 92 4533 / 4533
N-126390-g9fc8c785e2 x86_64 linux gcc 14.2.1 (GCC) 20240910 --disable-avfilter 82 295 / 295
N-126390-g9fc8c785e2 x86_64 linux gcc 14.2.1 (GCC) 20240910 --disable-avformat 72 201 / 201
N-126388-g3bec079933 x86_64 linux gcc 14.2.1 (GCC) 20240910 --disable-gpl 91 5660 / 5660
N-126390-g9fc8c785e2 x86_64 linux gcc 14.2.1 (GCC) 20240910 --disable-mmx 67 build only
N-126390-g9fc8c785e2 x86_64 linux gcc 14.2.1 (GCC) 20240910 --disable-optimizations 37 build only
N-126390-g9fc8c785e2 x86_64 linux gcc 14.2.1 (GCC) 20240910 --disable-swresample 90 4700 / 4700
N-126390-g9fc8c785e2 x86_64 linux gcc 14.2.1 (GCC) 20240910 --disable-swscale 85 3344 / 3344
N-126390-g9fc8c785e2 x86_64 linux gcc 14.2.1 (GCC) 20240910 --disable-zlib 92 5511 / 5511
N-126390-g9fc8c785e2 x86_64 linux gcc 14.2.1 (GCC) 20240910 -DDEBUG -DTRACE -DCHECKED 93 5717 / 5717
N-126388-g3bec079933 x86_64 linux gcc 14.2.1 (GCC) 20240910 16 threads 92 5717 / 5717
N-126388-g3bec079933 x86_64 linux gcc 14.2.1 (GCC) 20240910 2 threads 92 5717 / 5717
N-126388-g3bec079933 x86_64 linux gcc 14.2.1 (GCC) 20240910 8 threads 92 5717 / 5717
N-126390-g9fc8c785e2 x86_64 linux gcc 14.2.1 (GCC) 20240910 Examples 65 build only
N-126388-g3bec079933 x86_64 linux gcc 14.2.1 (GCC) 20240910 GCC ThreadSanitizer (tsan) 82 5597 / 5700
N-126388-g3bec079933 x86_64 linux gcc 14.2.1 (GCC) 20240910 GCC ThreadSanitizer (tsan) / slice threading 82 5647 / 5712
N-126388-g3bec079933 x86_64 linux gcc 14.2.1 (GCC) 20240910 GCC UndefinedBehaviorSanitizer (ubsan) 77 5717 / 5717
N-126388-g3bec079933 x86_64 linux gcc 14.2.1 (GCC) 20240910 LTO (shared) 48 5717 / 5717
N-126390-g9fc8c785e2 x86_64 linux gcc 14.2.1 (GCC) 20240910 THREADS=7 THREAD_TYPE=slice 92 5717 / 5717
N-126390-g9fc8c785e2 x86_64 linux gcc 14.2.1 (GCC) 20240910 assert-level=2 83 5717 / 5717
N-126390-g9fc8c785e2 x86_64 linux gcc 14.2.1 (GCC) 20240910 checkheaders 68 build only
N-126388-g3bec079933 x86_64 linux gcc 14.2.1 (GCC) 20240910 threads auto 92 5717 / 5717
N-126390-g9fc8c785e2 x86_64 linux gcc 14.2.1 (GCC) 20240910 valgrind-3.23.0 no-undef 92 5717 / 5717
N-126242-geb0bfa852e x86_64 linux gcc 17.0.0 (GCC) 20260816 (experimental) GCC AMD64 8 error compiling
N-126390-g9fc8c785e2 x86_64 mingw32 clang version 22.1.8 (https%3a//github.com/msys2/MINGW-packages 6e4e79c2f86eeb534e324e583f2057dc9fd5ecab) MSYS2 Clang 5 5732 / 5732
N-126387-g905ef92f02 x86_64 mingw32 clang version 24.0.0git (https%3a//github.com/llvm/llvm-project 925658474fe44aebd0997ad51ab0800174dbae49) 1 5505 / 5505
N-126390-g9fc8c785e2 x86_64 mingw32 gcc 15.3.0 (GCC) native windows 90 5712 / 5712
N-126390-g9fc8c785e2 x86_64 mingw32 gcc 16.2.0 (Rev3, Built by MSYS2 project) MSYS2 MINGW64 116 5732 / 5732
N-126388-g3bec079933 x86_64 mingw32 gcc 16.2.0 (Rev3, Built by MSYS2 project) MSYS2 UCRT64 115 5732 / 5732
N-126387-g905ef92f02 x86_64 win32 Microsoft (R) C/C++ Optimizing Compiler Version 19.43.34808 for x64 147 5504 / 5504
N-126387-g905ef92f02 x86_64 win32 clang version 24.0.0git (https%3a//github.com/llvm/llvm-project 925658474fe44aebd0997ad51ab0800174dbae49) MSVC 2022 SDK 1 5504 / 5504
N-126390-g9fc8c785e2 x86_64 win64 Microsoft (R) C/C++ Optimizing Compiler Version 19.44.35228 for x64 VS2022 195 5710 / 5710
N-126390-g9fc8c785e2 x86_64 win64 Microsoft (R) C/C++ Optimizing Compiler Version 19.44.35228 for x64 VS2022, C11 atomics, threads 196 5710 / 5710
N-126390-g9fc8c785e2 x86_64 win64 Microsoft (R) C/C++ Optimizing Compiler Version 19.51.36256 for x64 VS2026 MSVC AMD64 193 5709 / 5709
N-126388-g3bec079933 x86_64 win64 Microsoft (R) C/C++ Optimizing Compiler Version 19.51.36256 for x64 VS2026 MSVC AMD64 (ASAN) 187 5709 / 5709
N-126390-g9fc8c785e2 x86_64 win64 Microsoft (R) C/C++ Optimizing Compiler Version 19.51.36256 for x64 VS2026 MSVC AMD64 (ASAN, C11 atomics) 188 5709 / 5709
N-126390-g9fc8c785e2 x86_64 win64 Microsoft (R) C/C++ Optimizing Compiler Version 19.51.36256 for x64 VS2026 MSVC AMD64 (Assert Level 2) 193 5709 / 5709
N-126390-g9fc8c785e2 x86_64 win64 Microsoft (R) C/C++ Optimizing Compiler Version 19.51.36256 for x64 VS2026 MSVC AMD64 (Debug) 240 5709 / 5709
N-126390-g9fc8c785e2 x86_64 win64 Microsoft (R) C/C++ Optimizing Compiler Version 19.51.36256 for x64 VS2026 MSVC AMD64 (Debug/ASM) 246 5709 / 5709
N-126390-g9fc8c785e2 x86_64 win64 Microsoft (R) C/C++ Optimizing Compiler Version 19.51.36256 for x64 VS2026 MSVC AMD64 (shared) 193 5709 / 5709
N-126390-g9fc8c785e2 x86_64 win64 clang version 22.1.3 (https%3a//github.com/llvm/llvm-project e9846648fd6183ee6d8cbdb4502213fcf902a211) VS2026 Clang AMD64 1 5709 / 5709
N-126390-g9fc8c785e2 x86_64 win64 clang version 22.1.3 (https%3a//github.com/llvm/llvm-project e9846648fd6183ee6d8cbdb4502213fcf902a211) VS2026 Clang AMD64 (shared) 1 5709 / 5709
N-126390-g9fc8c785e2 x86_64 win64 clang version 22.1.3 (https%3a//github.com/llvm/llvm-project e9846648fd6183ee6d8cbdb4502213fcf902a211) VS2026 Clang-CL AMD64 1 5709 / 5709
N-126388-g3bec079933 x86_64 win64 clang version 22.1.3 (https%3a//github.com/llvm/llvm-project e9846648fd6183ee6d8cbdb4502213fcf902a211) VS2026 Clang-CL AMD64 (ASAN) 253 5709 / 5709
N-126390-g9fc8c785e2 x86_64 win64 clang version 22.1.3 (https%3a//github.com/llvm/llvm-project e9846648fd6183ee6d8cbdb4502213fcf902a211) VS2026 Clang-CL AMD64 (shared) 1 5709 / 5709