[llvm] [ORC] Represent ORC interface names as SymbolNameSpecs (PR #224188)

Thu Sep 17 04:24:49 PDT 2026

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 `llvm` at step 7 "test-build-unified-tree-check-llvm-unit".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/2/builds/62444

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

```
Step 7 (test-build-unified-tree-check-llvm-unit) failure: test (failure)
...
[759/858] Building CXX object unittests\Transforms\Utils\CMakeFiles\UtilsTests.dir\ASanStackFrameLayoutTest.cpp.obj
[760/858] Building CXX object unittests\Transforms\Utils\CMakeFiles\UtilsTests.dir\CodeLayoutTest.cpp.obj
[761/858] Building CXX object unittests\Transforms\Utils\CMakeFiles\UtilsTests.dir\ValueMapperTest.cpp.obj
[762/858] Building CXX object unittests\Transforms\IPO\CMakeFiles\IPOTests.dir\ImportIDTableTests.cpp.obj
[763/858] Building CXX object unittests\Transforms\IPO\CMakeFiles\IPOTests.dir\AttributorTest.cpp.obj
[764/858] Building CXX object unittests\Transforms\IPO\CMakeFiles\IPOTests.dir\MergeFunctionsTest.cpp.obj
[765/858] Building CXX object unittests\Transforms\Scalar\CMakeFiles\ScalarTests.dir\LICMTest.cpp.obj
[766/858] Building CXX object unittests\Transforms\Vectorize\SandboxVectorizer\CMakeFiles\SandboxVectorizerTests.dir\LegalityTest.cpp.obj
[767/858] Building CXX object unittests\Transforms\Vectorize\CMakeFiles\VectorizeTests.dir\VPlanHCFGTest.cpp.obj
[768/858] Building CXX object unittests\ExecutionEngine\Orc\CMakeFiles\OrcJITTests.dir\SPSProxySpecTest.cpp.obj
FAILED: unittests/ExecutionEngine/Orc/CMakeFiles/OrcJITTests.dir/SPSProxySpecTest.cpp.obj 
C:\ninja\ccache.exe C:\PROGRA~1\MICROS~2\2022\COMMUN~1\VC\Tools\MSVC\1444~1.352\bin\Hostx64\x64\cl.exe  /nologo /TP -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\unittests\ExecutionEngine\Orc -IC:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\unittests\ExecutionEngine\Orc -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\third-party\unittest\googletest\include -IC:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\third-party\unittest\googlemock\include -external:I"C:\Program Files\Microsoft Visual Studio\2022\Community\DIA SDK\include" -external:W0 /DWIN32 /D_WINDOWS   /Zc:inline /Zc:preprocessor /Zc:__cplusplus /Oi /bigobj /permissive- /W4 -wd4146 -wd4244 -wd4267 -wd4456 -wd4457 -wd4458 -wd4459 -wd4624 -wd4100 -wd4127 -wd4505 -wd4702 -wd4245 -wd4310 -wd4701 -wd4703 -wd4389 -wd4805 -wd4577 -wd4319 -wd4324 -wd4251 -wd4275 -w14062 -we4238 /Gw /O2 /Ob2 /DNDEBUG -std:c++17 -MD /EHs-c- /GR- /showIncludes /Founittests\ExecutionEngine\Orc\CMakeFiles\OrcJITTests.dir\SPSProxySpecTest.cpp.obj /Fdunittests\ExecutionEngine\Orc\CMakeFiles\OrcJITTests.dir\ /FS -c C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\unittests\ExecutionEngine\Orc\SPSProxySpecTest.cpp
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/SPSProxySpec.h(49): error C2440: 'initializing': cannot convert from 'const char [18]' to 'const llvm::orc::SymbolNameSpec'
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/SPSProxySpec.h(49): note: 'llvm::orc::SymbolNameSpec::SymbolNameSpec': no overloaded function could convert all the argument types
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/Shared/SymbolNameSpec.h(63): note: could be 'llvm::orc::SymbolNameSpec::SymbolNameSpec(llvm::orc::SymbolNameSpec &&)'
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/SPSProxySpec.h(49): note: 'llvm::orc::SymbolNameSpec::SymbolNameSpec(llvm::orc::SymbolNameSpec &&)': cannot convert argument 1 from 'const char [18]' to 'llvm::orc::SymbolNameSpec &&'
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/SPSProxySpec.h(49): note: Reason: cannot convert from 'const char [18]' to 'llvm::orc::SymbolNameSpec'
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/SPSProxySpec.h(49): note: Conversion requires a second user-defined-conversion operator or constructor
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/Shared/SymbolNameSpec.h(63): note: or       'llvm::orc::SymbolNameSpec::SymbolNameSpec(const llvm::orc::SymbolNameSpec &)'
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/SPSProxySpec.h(49): note: 'llvm::orc::SymbolNameSpec::SymbolNameSpec(const llvm::orc::SymbolNameSpec &)': cannot convert argument 1 from 'const char [18]' to 'const llvm::orc::SymbolNameSpec &'
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/SPSProxySpec.h(49): note: Reason: cannot convert from 'const char [18]' to 'const llvm::orc::SymbolNameSpec'
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/SPSProxySpec.h(49): note: Conversion requires a second user-defined-conversion operator or constructor
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/SPSProxySpec.h(49): note: while trying to match the argument list '(const char [18])'
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/SPSProxySpec.h(49): note: the template instantiation context (the oldest one first) is
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\unittests\ExecutionEngine\Orc\SPSProxySpecTest.cpp(267): note: see reference to class template instantiation 'llvm::orc::sps::ProxySpec<ErrorFnProxy,ErrorFnCI,llvm::Error (bool)>' being compiled
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/SPSProxySpec.h(49): error C2440: 'initializing': cannot convert from 'const char [21]' to 'const llvm::orc::SymbolNameSpec'
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/SPSProxySpec.h(49): note: 'llvm::orc::SymbolNameSpec::SymbolNameSpec': no overloaded function could convert all the argument types
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/Shared/SymbolNameSpec.h(63): note: could be 'llvm::orc::SymbolNameSpec::SymbolNameSpec(llvm::orc::SymbolNameSpec &&)'
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/SPSProxySpec.h(49): note: 'llvm::orc::SymbolNameSpec::SymbolNameSpec(llvm::orc::SymbolNameSpec &&)': cannot convert argument 1 from 'const char [21]' to 'llvm::orc::SymbolNameSpec &&'
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/SPSProxySpec.h(49): note: Reason: cannot convert from 'const char [21]' to 'llvm::orc::SymbolNameSpec'
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/SPSProxySpec.h(49): note: Conversion requires a second user-defined-conversion operator or constructor
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/Shared/SymbolNameSpec.h(63): note: or       'llvm::orc::SymbolNameSpec::SymbolNameSpec(const llvm::orc::SymbolNameSpec &)'
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/SPSProxySpec.h(49): note: 'llvm::orc::SymbolNameSpec::SymbolNameSpec(const llvm::orc::SymbolNameSpec &)': cannot convert argument 1 from 'const char [21]' to 'const llvm::orc::SymbolNameSpec &'
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/SPSProxySpec.h(49): note: Reason: cannot convert from 'const char [21]' to 'const llvm::orc::SymbolNameSpec'
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/SPSProxySpec.h(49): note: Conversion requires a second user-defined-conversion operator or constructor
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/SPSProxySpec.h(49): note: while trying to match the argument list '(const char [21])'
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/ExecutionEngine/Orc/SPSProxySpec.h(49): note: the template instantiation context (the oldest one first) is
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\unittests\ExecutionEngine\Orc\SPSProxySpecTest.cpp(303): note: see reference to class template instantiation 'llvm::orc::sps::ProxySpec<ExpectedFnProxy,ExpectedFnCI,llvm::Expected<int32_t> (int32_t)>' being compiled
[769/858] Building CXX object unittests\Transforms\Vectorize\CMakeFiles\VectorizeTests.dir\VPlanPatternMatchTest.cpp.obj
[770/858] Building CXX object unittests\Transforms\Vectorize\CMakeFiles\VectorizeTests.dir\VPlanVerifierTest.cpp.obj
[771/858] Building CXX object unittests\Transforms\Scalar\CMakeFiles\ScalarTests.dir\LoopPassManagerTest.cpp.obj
[772/858] Building CXX object unittests\Transforms\Vectorize\CMakeFiles\VectorizeTests.dir\VPlanTest.cpp.obj
[773/858] Building CXX object unittests\Transforms\Utils\CMakeFiles\UtilsTests.dir\ModuleUtilsTest.cpp.obj
[774/858] Building CXX object unittests\Transforms\Vectorize\CMakeFiles\VectorizeTests.dir\VPDomTreeTest.cpp.obj
[775/858] Building CXX object unittests\Transforms\Utils\CMakeFiles\UtilsTests.dir\IntegerDivisionTest.cpp.obj
[776/858] Building CXX object unittests\Transforms\Utils\CMakeFiles\UtilsTests.dir\ProfDataUtilTest.cpp.obj
[777/858] Building CXX object unittests\Transforms\Utils\CMakeFiles\UtilsTests.dir\DebugifyTest.cpp.obj
[778/858] Building CXX object unittests\Transforms\Utils\CMakeFiles\UtilsTests.dir\SizeOptsTest.cpp.obj
[779/858] Building CXX object unittests\Transforms\Utils\CMakeFiles\UtilsTests.dir\FunctionComparatorTest.cpp.obj

```

</details>

https://github.com/llvm/llvm-project/pull/224188