[libc] [llvm] [LLVM] Make the GPU loader utilities an LLVM tool (PR #132096)

Wed Apr 2 20:35:17 PDT 2025

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `llvm-clang-x86_64-win-fast` running on `as-builder-3` while building `libc,llvm` at step 6 "build-unified-tree".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/2/builds/19823

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 6 (build-unified-tree) failure: build (failure)
...
[2923/4144] Building CXX object tools\clang\lib\CodeGen\CMakeFiles\obj.clangCodeGen.dir\Targets\CSKY.cpp.obj
[2924/4144] Building CXX object tools\clang\lib\CodeGen\CMakeFiles\obj.clangCodeGen.dir\Targets\Hexagon.cpp.obj
[2925/4144] Building CXX object tools\clang\lib\CodeGen\CMakeFiles\obj.clangCodeGen.dir\Targets\BPF.cpp.obj
[2926/4144] Building CXX object tools\clang\lib\CodeGen\CMakeFiles\obj.clangCodeGen.dir\Targets\DirectX.cpp.obj
[2927/4144] Building CXX object tools\clang\lib\CodeGen\CMakeFiles\obj.clangCodeGen.dir\Targets\ARM.cpp.obj
[2928/4144] Building CXX object tools\clang\lib\CodeGen\CMakeFiles\obj.clangCodeGen.dir\Targets\NVPTX.cpp.obj
[2929/4144] Building CXX object tools\clang\lib\CodeGen\CMakeFiles\obj.clangCodeGen.dir\Targets\Mips.cpp.obj
[2930/4144] Building CXX object tools\clang\lib\CodeGen\CMakeFiles\obj.clangCodeGen.dir\Targets\Lanai.cpp.obj
[2931/4144] Building CXX object tools\clang\lib\CodeGen\CMakeFiles\obj.clangCodeGen.dir\Targets\MSP430.cpp.obj
[2932/4144] Building CXX object tools\llvm-gpu-loader\CMakeFiles\llvm-gpu-loader.dir\llvm-gpu-loader.cpp.obj
FAILED: tools/llvm-gpu-loader/CMakeFiles/llvm-gpu-loader.dir/llvm-gpu-loader.cpp.obj 
C:\ninja\ccache.exe C:\PROGRA~1\MICROS~2\2022\COMMUN~1\VC\Tools\MSVC\1438~1.331\bin\Hostx64\x64\cl.exe  /nologo /TP -DGTEST_HAS_RTTI=0 -DLIBC_NAMESPACE=__llvm_libc_common_utils -DLLVM_BUILD_STATIC -DUNICODE -D_CRT_NONSTDC_NO_DEPRECATE -D_CRT_NONSTDC_NO_WARNINGS -D_CRT_SECURE_NO_DEPRECATE -D_CRT_SECURE_NO_WARNINGS -D_HAS_EXCEPTIONS=0 -D_SCL_SECURE_NO_DEPRECATE -D_SCL_SECURE_NO_WARNINGS -D_UNICODE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -IC:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\build\tools\llvm-gpu-loader -IC:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\tools\llvm-gpu-loader -IC:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\build\include -IC:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include -IC:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc /DWIN32 /D_WINDOWS   /Zc:inline /Zc:preprocessor /Zc:__cplusplus /Oi /bigobj /permissive- /W4 -wd4141 -wd4146 -wd4244 -wd4267 -wd4291 -wd4351 -wd4456 -wd4457 -wd4458 -wd4459 -wd4503 -wd4624 -wd4722 -wd4100 -wd4127 -wd4512 -wd4505 -wd4610 -wd4510 -wd4702 -wd4245 -wd4706 -wd4310 -wd4701 -wd4703 -wd4389 -wd4611 -wd4805 -wd4204 -wd4577 -wd4091 -wd4592 -wd4319 -wd4709 -wd5105 -wd4324 -wd4251 -wd4275 -w14062 -we4238 /Gw /O2 /Ob2 /DNDEBUG -MD  /EHs-c- /GR- -std:c++17 /showIncludes /Fotools\llvm-gpu-loader\CMakeFiles\llvm-gpu-loader.dir\llvm-gpu-loader.cpp.obj /Fdtools\llvm-gpu-loader\CMakeFiles\llvm-gpu-loader.dir\ /FS -c C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\tools\llvm-gpu-loader\llvm-gpu-loader.cpp
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\libc\shared\rpc_util.h(267): error C3861: '__builtin_memcpy': identifier not found
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\shared/rpc.h(118): error C3861: '__ATOMIC_RELAXED': identifier not found
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\shared/rpc.h(118): note: the template instantiation context (the oldest one first) is
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\shared/rpc.h(276): note: see reference to class template instantiation 'rpc::Process<Invert>' being compiled
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\shared/rpc.h(118): error C2065: '__ATOMIC_RELAXED': undeclared identifier
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\shared/rpc.h(125): error C3861: '__ATOMIC_RELAXED': identifier not found
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\shared/rpc.h(125): error C2065: '__ATOMIC_RELAXED': undeclared identifier
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\shared/rpc.h(135): error C3861: '__ATOMIC_RELEASE': identifier not found
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\shared/rpc.h(136): error C3861: '__ATOMIC_RELAXED': identifier not found
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\shared/rpc.h(135): error C2065: '__ATOMIC_RELEASE': undeclared identifier
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\shared/rpc.h(136): error C2065: '__ATOMIC_RELAXED': undeclared identifier
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\shared/rpc.h(149): error C3861: '__ATOMIC_ACQUIRE': identifier not found
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\shared/rpc.h(149): error C2065: '__ATOMIC_ACQUIRE': undeclared identifier
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\shared/rpc.h(205): error C3861: '__ATOMIC_ACQUIRE': identifier not found
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\shared/rpc.h(205): error C2065: '__ATOMIC_ACQUIRE': undeclared identifier
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\shared/rpc.h(213): error C3861: '__ATOMIC_RELEASE': identifier not found
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\shared/rpc.h(213): error C2065: '__ATOMIC_RELEASE': undeclared identifier
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\shared/rpc.h(260): error C3861: '__ATOMIC_RELAXED': identifier not found
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\shared/rpc.h(260): error C2065: '__ATOMIC_RELAXED': undeclared identifier
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\shared/rpc.h(271): error C3861: '__ATOMIC_RELAXED': identifier not found
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\shared/rpc.h(271): error C2065: '__ATOMIC_RELAXED': undeclared identifier
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\src/__support/CPP/type_traits/is_complex.h(31): error C2187: syntax error: 'float' was unexpected here
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\src/__support/CPP/type_traits/is_complex.h(31): note: the template instantiation context (the oldest one first) is
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\src/__support/CPP/type_traits/is_complex.h(42): note: see reference to class template instantiation '__llvm_libc_common_utils::cpp::is_complex<T>' being compiled
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\src/__support/CPP/type_traits/is_complex.h(31): error C2062: type 'float' unexpected
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\src/__support/CPP/bit.h(109): error C3861: '__builtin_ctz': identifier not found
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\src/__support/CPP/bit.h(109): error C3615: constexpr function '__llvm_libc_common_utils::cpp::countr_zero' cannot result in a constant expression
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\src/__support/CPP/bit.h(109): note: failure was caused by control reaching the end of a constexpr function
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\src/__support/CPP/bit.h(110): error C3861: '__builtin_ctzl': identifier not found
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\src/__support/CPP/bit.h(110): error C3615: constexpr function '__llvm_libc_common_utils::cpp::countr_zero' cannot result in a constant expression
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\src/__support/CPP/bit.h(110): note: failure was caused by control reaching the end of a constexpr function
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\src/__support/CPP/bit.h(111): error C3861: '__builtin_ctzll': identifier not found
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\src/__support/CPP/bit.h(111): error C3615: constexpr function '__llvm_libc_common_utils::cpp::countr_zero' cannot result in a constant expression
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\src/__support/CPP/bit.h(111): note: failure was caused by control reaching the end of a constexpr function
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\src/__support/CPP/bit.h(148): error C3861: '__builtin_clz': identifier not found
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\src/__support/CPP/bit.h(148): error C3615: constexpr function '__llvm_libc_common_utils::cpp::countl_zero' cannot result in a constant expression
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\cmake\Modules\..\..\libc\src/__support/CPP/bit.h(148): note: failure was caused by control reaching the end of a constexpr function

```

</details>

https://github.com/llvm/llvm-project/pull/132096