[Mlir-commits] [flang] [llvm] [mlir] [MLIR] Add missing dialects to C API (PR #82190)

Wed Jan 7 19:11:17 PST 2026

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In-Reply-To: <llvm.org/llvm/llvm-project/pull/82190 at github.com>

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `flang-aarch64-latest-gcc` running on `linaro-flang-aarch64-latest-gcc` while building `flang,mlir,utils` at step 5 "build-unified-tree".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/130/builds/17147

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

```
Step 5 (build-unified-tree) failure: build (failure)
...
260.915 [2807/18/5188] Creating library symlink lib/libMLIRCAPIIRDL.so
260.916 [2806/18/5189] Creating library symlink lib/libMLIRCAPIMemRef.so
260.916 [2805/18/5190] Linking CXX shared library lib/libMLIRCAPIMath.so.22.0git
260.918 [2804/18/5191] Creating library symlink lib/libMLIRCAPIGPU.so
260.920 [2803/18/5192] Creating library symlink lib/libMLIRCAPIMLProgram.so
260.921 [2802/18/5193] Creating library symlink lib/libMLIRCAPINVGPU.so
260.923 [2801/18/5194] Creating library symlink lib/libMLIRCAPIMPI.so
260.934 [2801/17/5195] Creating library symlink lib/libMLIRCAPIMath.so
260.975 [2801/16/5196] Linking CXX shared library lib/libMLIRCAPILinalg.so.22.0git
260.976 [2801/15/5197] Linking CXX shared library lib/libMLIRCAPILLVM.so.22.0git
FAILED: lib/libMLIRCAPILLVM.so.22.0git 
: && /usr/local/bin/c++ -fPIC -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wno-missing-field-initializers -pedantic -Wno-long-long -Wimplicit-fallthrough -Wno-uninitialized -Wno-nonnull -Wno-class-memaccess -Wno-dangling-reference -Wno-redundant-move -Wno-pessimizing-move -Wno-array-bounds -Wno-stringop-overread -Wno-noexcept-type -Wdelete-non-virtual-dtor -Wsuggest-override -Wno-comment -Wno-misleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -Wundef -O3 -DNDEBUG  -Wl,-z,defs -Wl,-z,nodelete   -Wl,-rpath-link,/home/tcwg-buildbot/worker/flang-aarch64-latest-gcc/build/./lib  -Wl,--gc-sections -shared -Wl,-soname,libMLIRCAPILLVM.so.22.0git -o lib/libMLIRCAPILLVM.so.22.0git tools/mlir/lib/CAPI/Dialect/CMakeFiles/obj.MLIRCAPILLVM.dir/LLVM.cpp.o tools/mlir/lib/CAPI/Dialect/CMakeFiles/obj.MLIRCAPILLVM.dir/LLVMPasses.cpp.o  -Wl,-rpath,"\$ORIGIN/../lib:/home/tcwg-buildbot/worker/flang-aarch64-latest-gcc/build/lib:"  lib/libMLIRCAPIIR.so.22.0git  lib/libMLIRLLVMDialect.so.22.0git  lib/libMLIRBytecodeWriter.so.22.0git  lib/libMLIRBytecodeOpInterface.so.22.0git  lib/libMLIRParser.so.22.0git  lib/libMLIRBytecodeReader.so.22.0git  lib/libMLIRAsmParser.so.22.0git  lib/libMLIRPass.so.22.0git  lib/libMLIRAnalysis.so.22.0git  lib/libMLIRInferStridedMetadataInterface.so.22.0git  lib/libMLIRLoopLikeInterface.so.22.0git  lib/libMLIRPresburger.so.22.0git  lib/libMLIRViewLikeInterface.so.22.0git  lib/libMLIRControlFlowInterfaces.so.22.0git  lib/libMLIRDataLayoutInterfaces.so.22.0git  lib/libMLIRFunctionInterfaces.so.22.0git  lib/libMLIRCallInterfaces.so.22.0git  lib/libMLIRInferIntRangeInterface.so.22.0git  lib/libMLIRInferTypeOpInterface.so.22.0git  lib/libMLIRMemorySlotInterfaces.so.22.0git  lib/libMLIRPtrMemorySpaceInterfaces.so.22.0git  lib/libMLIRSideEffectInterfaces.so.22.0git  lib/libMLIRIR.so.22.0git  lib/libMLIRSupport.so.22.0git  lib/libLLVMCore.so.22.0git  lib/libLLVMBinaryFormat.so.22.0git  lib/libLLVMSupport.so.22.0git  -Wl,-rpath-link,/home/tcwg-buildbot/worker/flang-aarch64-latest-gcc/build/lib && :
/usr/bin/ld: tools/mlir/lib/CAPI/Dialect/CMakeFiles/obj.MLIRCAPILLVM.dir/LLVMPasses.cpp.o: in function `std::_Function_handler<std::unique_ptr<mlir::Pass, std::default_delete<mlir::Pass> > (), mlir::LLVM::registerDIScopeForLLVMFuncOpPass()::{lambda()#1}>::_M_invoke(std::_Any_data const&)':
LLVMPasses.cpp:(.text._ZNSt17_Function_handlerIFSt10unique_ptrIN4mlir4PassESt14default_deleteIS2_EEvEZNS1_4LLVM32registerDIScopeForLLVMFuncOpPassEvEUlvE_E9_M_invokeERKSt9_Any_data[_ZNSt17_Function_handlerIFSt10unique_ptrIN4mlir4PassESt14default_deleteIS2_EEvEZNS1_4LLVM32registerDIScopeForLLVMFuncOpPassEvEUlvE_E9_M_invokeERKSt9_Any_data]+0x28): undefined reference to `mlir::LLVM::createDIScopeForLLVMFuncOpPass()'
/usr/bin/ld: tools/mlir/lib/CAPI/Dialect/CMakeFiles/obj.MLIRCAPILLVM.dir/LLVMPasses.cpp.o: in function `std::_Function_handler<std::unique_ptr<mlir::Pass, std::default_delete<mlir::Pass> > (), mlir::LLVM::registerLLVMAddComdats()::{lambda()#1}>::_M_invoke(std::_Any_data const&)':
LLVMPasses.cpp:(.text._ZNSt17_Function_handlerIFSt10unique_ptrIN4mlir4PassESt14default_deleteIS2_EEvEZNS1_4LLVM22registerLLVMAddComdatsEvEUlvE_E9_M_invokeERKSt9_Any_data[_ZNSt17_Function_handlerIFSt10unique_ptrIN4mlir4PassESt14default_deleteIS2_EEvEZNS1_4LLVM22registerLLVMAddComdatsEvEUlvE_E9_M_invokeERKSt9_Any_data]+0x28): undefined reference to `mlir::LLVM::createLLVMAddComdats()'
/usr/bin/ld: tools/mlir/lib/CAPI/Dialect/CMakeFiles/obj.MLIRCAPILLVM.dir/LLVMPasses.cpp.o: in function `std::_Function_handler<std::unique_ptr<mlir::Pass, std::default_delete<mlir::Pass> > (), mlir::LLVM::registerLLVMLegalizeForExportPass()::{lambda()#1}>::_M_invoke(std::_Any_data const&)':
LLVMPasses.cpp:(.text._ZNSt17_Function_handlerIFSt10unique_ptrIN4mlir4PassESt14default_deleteIS2_EEvEZNS1_4LLVM33registerLLVMLegalizeForExportPassEvEUlvE_E9_M_invokeERKSt9_Any_data[_ZNSt17_Function_handlerIFSt10unique_ptrIN4mlir4PassESt14default_deleteIS2_EEvEZNS1_4LLVM33registerLLVMLegalizeForExportPassEvEUlvE_E9_M_invokeERKSt9_Any_data]+0x28): undefined reference to `mlir::LLVM::createLLVMLegalizeForExportPass()'
/usr/bin/ld: tools/mlir/lib/CAPI/Dialect/CMakeFiles/obj.MLIRCAPILLVM.dir/LLVMPasses.cpp.o: in function `std::_Function_handler<std::unique_ptr<mlir::Pass, std::default_delete<mlir::Pass> > (), mlir::LLVM::registerLLVMRequestCWrappersPass()::{lambda()#1}>::_M_invoke(std::_Any_data const&)':
LLVMPasses.cpp:(.text._ZNSt17_Function_handlerIFSt10unique_ptrIN4mlir4PassESt14default_deleteIS2_EEvEZNS1_4LLVM32registerLLVMRequestCWrappersPassEvEUlvE_E9_M_invokeERKSt9_Any_data[_ZNSt17_Function_handlerIFSt10unique_ptrIN4mlir4PassESt14default_deleteIS2_EEvEZNS1_4LLVM32registerLLVMRequestCWrappersPassEvEUlvE_E9_M_invokeERKSt9_Any_data]+0x28): undefined reference to `mlir::LLVM::createLLVMRequestCWrappersPass()'
/usr/bin/ld: tools/mlir/lib/CAPI/Dialect/CMakeFiles/obj.MLIRCAPILLVM.dir/LLVMPasses.cpp.o: in function `std::_Function_handler<std::unique_ptr<mlir::Pass, std::default_delete<mlir::Pass> > (), mlir::LLVM::registerLLVMUseDefaultVisibilityPass()::{lambda()#1}>::_M_invoke(std::_Any_data const&)':
LLVMPasses.cpp:(.text._ZNSt17_Function_handlerIFSt10unique_ptrIN4mlir4PassESt14default_deleteIS2_EEvEZNS1_4LLVM36registerLLVMUseDefaultVisibilityPassEvEUlvE_E9_M_invokeERKSt9_Any_data[_ZNSt17_Function_handlerIFSt10unique_ptrIN4mlir4PassESt14default_deleteIS2_EEvEZNS1_4LLVM36registerLLVMUseDefaultVisibilityPassEvEUlvE_E9_M_invokeERKSt9_Any_data]+0x28): undefined reference to `mlir::LLVM::createLLVMUseDefaultVisibilityPass()'
/usr/bin/ld: tools/mlir/lib/CAPI/Dialect/CMakeFiles/obj.MLIRCAPILLVM.dir/LLVMPasses.cpp.o: in function `std::_Function_handler<std::unique_ptr<mlir::Pass, std::default_delete<mlir::Pass> > (), mlir::LLVM::registerNVVMOptimizeForTargetPass()::{lambda()#1}>::_M_invoke(std::_Any_data const&)':
LLVMPasses.cpp:(.text._ZNSt17_Function_handlerIFSt10unique_ptrIN4mlir4PassESt14default_deleteIS2_EEvEZNS1_4LLVM33registerNVVMOptimizeForTargetPassEvEUlvE_E9_M_invokeERKSt9_Any_data[_ZNSt17_Function_handlerIFSt10unique_ptrIN4mlir4PassESt14default_deleteIS2_EEvEZNS1_4LLVM33registerNVVMOptimizeForTargetPassEvEUlvE_E9_M_invokeERKSt9_Any_data]+0x28): undefined reference to `mlir::LLVM::createNVVMOptimizeForTargetPass()'
/usr/bin/ld: tools/mlir/lib/CAPI/Dialect/CMakeFiles/obj.MLIRCAPILLVM.dir/LLVMPasses.cpp.o: in function `mlirCreateLLVMDIScopeForLLVMFuncOpPass':
LLVMPasses.cpp:(.text.mlirCreateLLVMDIScopeForLLVMFuncOpPass+0x24): undefined reference to `mlir::LLVM::createDIScopeForLLVMFuncOpPass()'
/usr/bin/ld: tools/mlir/lib/CAPI/Dialect/CMakeFiles/obj.MLIRCAPILLVM.dir/LLVMPasses.cpp.o: in function `mlirCreateLLVMLLVMAddComdats':
LLVMPasses.cpp:(.text.mlirCreateLLVMLLVMAddComdats+0x24): undefined reference to `mlir::LLVM::createLLVMAddComdats()'
/usr/bin/ld: tools/mlir/lib/CAPI/Dialect/CMakeFiles/obj.MLIRCAPILLVM.dir/LLVMPasses.cpp.o: in function `mlirCreateLLVMLLVMLegalizeForExportPass':
LLVMPasses.cpp:(.text.mlirCreateLLVMLLVMLegalizeForExportPass+0x24): undefined reference to `mlir::LLVM::createLLVMLegalizeForExportPass()'
/usr/bin/ld: tools/mlir/lib/CAPI/Dialect/CMakeFiles/obj.MLIRCAPILLVM.dir/LLVMPasses.cpp.o: in function `mlirCreateLLVMLLVMRequestCWrappersPass':
LLVMPasses.cpp:(.text.mlirCreateLLVMLLVMRequestCWrappersPass+0x24): undefined reference to `mlir::LLVM::createLLVMRequestCWrappersPass()'
/usr/bin/ld: tools/mlir/lib/CAPI/Dialect/CMakeFiles/obj.MLIRCAPILLVM.dir/LLVMPasses.cpp.o: in function `mlirCreateLLVMLLVMUseDefaultVisibilityPass':
LLVMPasses.cpp:(.text.mlirCreateLLVMLLVMUseDefaultVisibilityPass+0x24): undefined reference to `mlir::LLVM::createLLVMUseDefaultVisibilityPass()'
/usr/bin/ld: tools/mlir/lib/CAPI/Dialect/CMakeFiles/obj.MLIRCAPILLVM.dir/LLVMPasses.cpp.o: in function `mlirCreateLLVMNVVMOptimizeForTargetPass':
LLVMPasses.cpp:(.text.mlirCreateLLVMNVVMOptimizeForTargetPass+0x24): undefined reference to `mlir::LLVM::createNVVMOptimizeForTargetPass()'
collect2: error: ld returned 1 exit status
260.976 [2801/14/5198] Linking CXX shared library lib/libMLIRCAPINVVM.so.22.0git
261.081 [2801/13/5199] Linking CXX shared library lib/libMLIRCAPIPDL.so.22.0git
261.086 [2801/12/5200] Linking CXX shared library lib/libMLIRCAPIQuant.so.22.0git
261.087 [2801/11/5201] Linking CXX shared library lib/libMLIRCAPIPtr.so.22.0git
261.108 [2801/10/5202] Linking CXX shared library lib/libMLIRCAPIPDLInterp.so.22.0git
261.111 [2801/9/5203] Linking CXX shared library lib/libMLIRCAPISMT.so.22.0git
261.117 [2801/8/5204] Linking CXX shared library lib/libMLIRCAPIShape.so.22.0git
FAILED: lib/libMLIRCAPIShape.so.22.0git 
: && /usr/local/bin/c++ -fPIC -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wno-missing-field-initializers -pedantic -Wno-long-long -Wimplicit-fallthrough -Wno-uninitialized -Wno-nonnull -Wno-class-memaccess -Wno-dangling-reference -Wno-redundant-move -Wno-pessimizing-move -Wno-array-bounds -Wno-stringop-overread -Wno-noexcept-type -Wdelete-non-virtual-dtor -Wsuggest-override -Wno-comment -Wno-misleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -Wundef -O3 -DNDEBUG  -Wl,-z,defs -Wl,-z,nodelete   -Wl,-rpath-link,/home/tcwg-buildbot/worker/flang-aarch64-latest-gcc/build/./lib  -Wl,--gc-sections -shared -Wl,-soname,libMLIRCAPIShape.so.22.0git -o lib/libMLIRCAPIShape.so.22.0git tools/mlir/lib/CAPI/Dialect/CMakeFiles/obj.MLIRCAPIShape.dir/Shape.cpp.o tools/mlir/lib/CAPI/Dialect/CMakeFiles/obj.MLIRCAPIShape.dir/ShapePasses.cpp.o  -Wl,-rpath,"\$ORIGIN/../lib:/home/tcwg-buildbot/worker/flang-aarch64-latest-gcc/build/lib:"  lib/libMLIRCAPIIR.so.22.0git  lib/libMLIRShapeDialect.so.22.0git  lib/libMLIRBytecodeWriter.so.22.0git  lib/libMLIRBytecodeOpInterface.so.22.0git  lib/libMLIRParser.so.22.0git  lib/libMLIRBytecodeReader.so.22.0git  lib/libMLIRAsmParser.so.22.0git  lib/libMLIRPass.so.22.0git  lib/libMLIRFuncDialect.so.22.0git  lib/libMLIRTensorDialect.so.22.0git  lib/libMLIRAffineDialect.so.22.0git  lib/libMLIRMemRefDialect.so.22.0git  lib/libMLIRMemOpInterfaces.so.22.0git  lib/libMLIRMemorySlotInterfaces.so.22.0git  lib/libMLIRArithUtils.so.22.0git  lib/libMLIRComplexDialect.so.22.0git  lib/libMLIRArithDialect.so.22.0git  lib/libMLIRCastInterfaces.so.22.0git  lib/libMLIRInferIntRangeCommon.so.22.0git  lib/libMLIRDialect.so.22.0git  lib/libMLIRDialectUtils.so.22.0git  lib/libMLIRParallelCombiningOpInterface.so.22.0git  lib/libMLIRRuntimeVerifiableOpInterface.so.22.0git  lib/libMLIRShapedOpInterfaces.so.22.0git  lib/libMLIRValueBoundsOpInterface.so.22.0git  lib/libMLIRAnalysis.so.22.0git  lib/libMLIRControlFlowInterfaces.so.22.0git  lib/libMLIRInferTypeOpInterface.so.22.0git  lib/libMLIRSideEffectInterfaces.so.22.0git  lib/libMLIRDataLayoutInterfaces.so.22.0git  lib/libMLIRInferStridedMetadataInterface.so.22.0git  lib/libMLIRInferIntRangeInterface.so.22.0git  lib/libMLIRLoopLikeInterface.so.22.0git  lib/libMLIRFunctionInterfaces.so.22.0git  lib/libMLIRCallInterfaces.so.22.0git  lib/libMLIRPresburger.so.22.0git  lib/libMLIRDestinationStyleOpInterface.so.22.0git  lib/libMLIRViewLikeInterface.so.22.0git  lib/libMLIRUBDialect.so.22.0git  lib/libMLIRIR.so.22.0git  lib/libMLIRSupport.so.22.0git  lib/libLLVMSupport.so.22.0git  -Wl,-rpath-link,/home/tcwg-buildbot/worker/flang-aarch64-latest-gcc/build/lib && :
/usr/bin/ld: tools/mlir/lib/CAPI/Dialect/CMakeFiles/obj.MLIRCAPIShape.dir/ShapePasses.cpp.o: in function `std::_Function_handler<std::unique_ptr<mlir::Pass, std::default_delete<mlir::Pass> > (), mlir::registerOutlineShapeComputationPass()::{lambda()#1}>::_M_invoke(std::_Any_data const&)':
ShapePasses.cpp:(.text._ZNSt17_Function_handlerIFSt10unique_ptrIN4mlir4PassESt14default_deleteIS2_EEvEZNS1_35registerOutlineShapeComputationPassEvEUlvE_E9_M_invokeERKSt9_Any_data[_ZNSt17_Function_handlerIFSt10unique_ptrIN4mlir4PassESt14default_deleteIS2_EEvEZNS1_35registerOutlineShapeComputationPassEvEUlvE_E9_M_invokeERKSt9_Any_data]+0x28): undefined reference to `mlir::createOutlineShapeComputationPass()'
/usr/bin/ld: tools/mlir/lib/CAPI/Dialect/CMakeFiles/obj.MLIRCAPIShape.dir/ShapePasses.cpp.o: in function `std::_Function_handler<std::unique_ptr<mlir::Pass, std::default_delete<mlir::Pass> > (), mlir::registerRemoveShapeConstraintsPass()::{lambda()#1}>::_M_invoke(std::_Any_data const&)':

```

</details>

https://github.com/llvm/llvm-project/pull/82190