Hi folks,

I have a strong suspicion that this bot has an incremental build issue
right now.

Can someone trigger a clean build please?

Thanks!

Mehdi


---------- Forwarded message ---------
From: <[email protected]>
Date: Tue, Oct 28, 2025 at 12:51 AM
Subject: ☠ Buildbot (LLVM Buildbot): flang-arm64-windows-msvc - failed
build (failure) (main)
To: Mehdi Amini <[email protected]>
Cc: <[email protected]>


The Buildbot has detected a new failure on builder flang-arm64-windows-msvc
while building flang,mlir.

Full details are available at:
    https://lab.llvm.org/buildbot/#/builders/207/builds/9096

Worker for this Build: linaro-armv8-windows-msvc-01
Blamelist:
    Mehdi Amini <[email protected]>

BUILD FAILED: failed build (failure)

Step 5 (build-unified-tree) failure: build (failure)
...
  359 |       return {APFloat(*smt, value.real()), APFloat(*smt,
value.imag())};
      |              ^
c:\Program Files\Microsoft Visual
Studio\2022\Community\VC\Tools\MSVC\14.39.33519\include\complex(1315,5):
note: 'complex' has been explicitly marked deprecated here
 1315 |     _DEPRECATE_NONFLOATING_COMPLEX
      |     ^
c:\Program Files\Microsoft Visual
Studio\2022\Community\VC\Tools\MSVC\14.39.33519\include\yvals_core.h(1450,7):
note: expanded from macro '_DEPRECATE_NONFLOATING_COMPLEX'
 1450 |     [[deprecated("warning STL4037: "
                   \
      |       ^
1 warning generated.
84.583 [1719/10/276] Building CXX object
tools/mlir/lib/Dialect/MemRef/IR/CMakeFiles/obj.MLIRMemRefDialect.dir/MemRefDialect.cpp.obj
FAILED:
tools/mlir/lib/Dialect/MemRef/IR/CMakeFiles/obj.MLIRMemRefDialect.dir/MemRefDialect.cpp.obj

C:\Users\tcwg\scoop\shims\ccache.exe
C:\Users\tcwg\scoop\apps\llvm-arm64\current\bin\clang-cl.exe  /nologo -TP
-DGTEST_HAS_RTTI=0 -DUNICODE -D_CRT_NONSTDC_NO_DEPRECATE
-D_CRT_NONSTDC_NO_WARNINGS -D_CRT_SECURE_NO_DEPRECATE
-D_CRT_SECURE_NO_WARNINGS -D_GLIBCXX_ASSERTIONS -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:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/build/tools/mlir/lib/Dialect/MemRef/IR
-IC:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/llvm-project/mlir/lib/Dialect/MemRef/IR
-IC:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/build/tools/mlir/include
-IC:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/llvm-project/mlir/include
-IC:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/build/include
-IC:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/llvm-project/llvm/include
/DWIN32 /D_WINDOWS   /Zc:inline /Zc:__cplusplus /Oi /Brepro /bigobj
/permissive- -Werr
 or=unguarded-availability-new /W4  -Wextra -Wno-unused-parameter
-Wwrite-strings -Wcast-qual -Wmissing-field-initializers
-Wimplicit-fallthrough -Wcovered-switch-default -Wno-noexcept-type
-Wnon-virtual-dtor -Wdelete-non-virtual-dtor -Wsuggest-override
-Wstring-conversion -Wno-pass-failed -Wmisleading-indentation
-Wctad-maybe-unsupported /Gw -Wundef -Werror=mismatched-tags
-Werror=global-constructors /O2 /Ob2  -std:c++17 -MD  /EHs-c- /GR- -UNDEBUG
/showIncludes
/Fotools/mlir/lib/Dialect/MemRef/IR/CMakeFiles/obj.MLIRMemRefDialect.dir/MemRefDialect.cpp.obj
/Fdtools\mlir\lib\Dialect\MemRef\IR\CMakeFiles\obj.MLIRMemRefDialect.dir\
-c --
C:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/llvm-project/mlir/lib/Dialect/MemRef/IR/MemRefDialect.cpp
In file included from
C:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/llvm-project/mlir/lib/Dialect/MemRef/IR/MemRefDialect.cpp:9:
In file included from
C:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/llvm-project/mlir/include\mlir/Conversion/ConvertToEmitC/ToEmitCInterface.h:14:
In file included from
C:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/llvm-project/mlir/include\mlir/IR/OpDefinition.h:22:
In file included from
C:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/llvm-project/mlir/include\mlir/IR/Dialect.h:17:
In file included from
C:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/llvm-project/mlir/include\mlir/IR/OperationSupport.h:19:
C:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/llvm-project/mlir/include\mlir/IR/BuiltinAttributes.h(359,14):
warning: 'complex' is deprecated: warning STL4037: The effect of
instantiating the template std::complex for any type other than float,
double, or long double is unspecified. You can define
_SILENCE_NONFLOATING_COMPLEX_DEPRECATION_WARNING to suppress this warning.
[-Wdeprecated-declarations]
  359 |       return {APFloat(*smt, value.real()), APFloat(*smt,
value.imag())};
      |              ^
c:\Program Files\Microsoft Visual
Studio\2022\Community\VC\Tools\MSVC\14.39.33519\include\complex(1315,5):
note: 'complex' has been explicitly marked deprecated here
 1315 |     _DEPRECATE_NONFLOATING_COMPLEX
      |     ^
c:\Program Files\Microsoft Visual
Studio\2022\Community\VC\Tools\MSVC\14.39.33519\include\yvals_core.h(1450,7):
note: expanded from macro '_DEPRECATE_NONFLOATING_COMPLEX'
 1450 |     [[deprecated("warning STL4037: "
                   \
      |       ^
In file included from
C:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/llvm-project/mlir/lib/Dialect/MemRef/IR/MemRefDialect.cpp:12:
In file included from
C:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/llvm-project/mlir/include\mlir/Dialect/MemRef/IR/MemRef.h:13:
In file included from
C:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/llvm-project/mlir/include\mlir/Dialect/Arith/IR/Arith.h:17:
In file included from
C:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/llvm-project/mlir/include\mlir/Interfaces/ControlFlowInterfaces.h:371:
C:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/build/tools/mlir/include\mlir/Interfaces/ControlFlowInterfaces.h.inc(1118,84):
error: no viable conversion from '::mlir::RegionSuccessor' to
'::mlir::RegionBranchPoint'
 1118 |   return
(llvm::cast<ConcreteOp>(tablegen_opaque_val)).getMutableSuccessorOperands(point);
      |
                ^~~~~
C:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/build/tools/mlir/include\mlir/Interfaces/ControlFlowInterfaces.h.inc(435,23):
note: in instantiation of member function
'mlir::detail::RegionBranchTerminatorOpInterfaceInterfaceTraits::Model<mlir::memref::AtomicYieldOp>::getMutableSuccessorOperands'
requested here
  435 |     Model() : Concept{getMutableSuccessorOperands,
getSuccessorRegions} {}
      |                       ^
C:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/llvm-project/mlir/include\mlir/Support/InterfaceSupport.h(238,46):
note: in instantiation of member function
'mlir::detail::RegionBranchTerminatorOpInterfaceInterfaceTraits::Model<mlir::memref::AtomicYieldOp>::Model'
requested here
  238 |         new (malloc(sizeof(InterfaceModel))) InterfaceModel();
      |                                              ^
C:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/llvm-project/mlir/include\mlir/Support/InterfaceSupport.h(225,7):
note: in instantiation of function template specialization
'mlir::detail::InterfaceMap::insertModel<mlir::detail::RegionBranchTerminatorOpInterfaceInterfaceTraits::Model<mlir::memref::AtomicYieldOp>>'
requested here
  225 |       insertModel<typename T::ModelT>();
      |       ^
C:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/llvm-project/mlir/include\mlir/Support/InterfaceSupport.h(199,10):
note: in instantiation of function template specialization
'mlir::detail::InterfaceMap::insertPotentialInterface<mlir::RegionBranchTerminatorOpInterface::Trait<mlir::memref::AtomicYieldOp>>'
requested here
  199 |     (map.insertPotentialInterface<Types>(), ...);
      |          ^
C:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/llvm-project/mlir/include\mlir/IR/OpDefinition.h(1877,43):
note: in instantiation of function template specialization
'mlir::detail::InterfaceMap::get<mlir::OpTrait::ZeroRegions<mlir::memref::AtomicYieldOp>,
mlir::OpTrait::ZeroResults<mlir::memref::AtomicYieldOp>,
mlir::OpTrait::ZeroSuccessors<mlir::memref::AtomicYieldOp>,
mlir::OpTrait::OneOperand<mlir::memref::AtomicYieldOp>,
mlir::OpTrait::HasParent<mlir::memref::GenericAtomicRMWOp>::Impl<mlir::memref::AtomicYieldOp>,
mlir::OpTrait::OpInvariants<mlir::memref::AtomicYieldOp>,
mlir::ConditionallySpeculatable::Trait<mlir::memref::AtomicYieldOp>,
mlir::OpTrait::AlwaysSpeculatableImplTrait<mlir::memref::AtomicYieldOp>,
mlir::MemoryEffectOpInterface::Trait<mlir::memref::AtomicYieldOp>,
mlir::OpTrait::IsTerminator<mlir::memref::AtomicYieldOp>,
mlir::RegionBranchTerminatorOpInterface::Trait<mlir::memref::AtomicYieldOp>,
mlir::OpTrait::ReturnLike<mlir::memref::AtomicYieldOp>>' requested he
 re
 1877 |     return detail::InterfaceMap::template
get<Traits<ConcreteType>...>();
      |                                           ^
C:/Users/tcwg/llvm-worker/flang-arm64-windows-msvc/llvm-project/mlir/include\mlir/IR/OperationSupport.h(533,55):
note: in instantiation of member function
'mlir::Op<mlir::memref::AtomicYieldOp, mlir::OpTrait::ZeroRegions,
mlir::OpTrait::ZeroResults, mlir::OpTrait::ZeroSuccessors,
mlir::OpTrait::OneOperand,
mlir::OpTrait::HasParent<mlir::memref::GenericAtomicRMWOp>::Impl,
mlir::OpTrait::OpInvariants, mlir::ConditionallySpeculatable::Trait,
mlir::OpTrait::AlwaysSpeculatableImplTrait,
mlir::MemoryEffectOpInterface::Trait, mlir::OpTrait::IsTerminator,
mlir::RegionBranchTerminatorOpInterface::Trait,
mlir::OpTrait::ReturnLike>::getInterfaceMap' requested here

Sincerely,
LLVM Buildbot
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