Error building ROOT 6.26/10 on Win11 with VS17

ROOT Version: 6.26/10
Platform: Windows 11
Compiler: Visual Studio 17.4.3


Hello,
I want to build ROOT for python 3.10 so I’m following the “Building ROOT from source” instructions.

I have also installed and don’t know if relevant:
Build tools with Windows 10 SDK and Windows 11 SDK
Desktop development with C++ (C++ core desktop features)
CMake 3.25.1

While performing the build stage,

cmake --build . -j 3 --config Release --target install

after ~30 minutes I got an error (which was too long to copy paste here). So I tried to run the build again and here is the full output:

MSBuild version 17.4.1+9a89d02ff for .NET Framework
  GLEW.vcxproj -> C:\Users\dor00\ROOT\root_build\lib\libGLEW.lib
  ZLIB.vcxproj -> C:\Users\dor00\ROOT\root_build\lib\ZLIB.lib
  xxhash.vcxproj -> C:\Users\dor00\ROOT\root_build\lib\xxhash.lib
  lz4.vcxproj -> C:\Users\dor00\ROOT\root_build\lib\lz4.lib
  zstd.vcxproj -> C:\Users\dor00\ROOT\root_build\lib\zstd.lib
  Base.vcxproj -> C:\Users\dor00\ROOT\root_build\core\base\Base.dir\Release\Base.lib
  BaseTROOT.vcxproj -> C:\Users\dor00\ROOT\root_build\core\BaseTROOT.dir\Release\BaseTROOT.lib
  Clib.vcxproj -> C:\Users\dor00\ROOT\root_build\core\clib\Clib.dir\Release\Clib.lib
  obj.clang-tblgen.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\tools\clang\utils\TableGen\obj.clang-tblgen.dir\Release\obj.clang-tblgen.lib
  LLVMDemangle.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMDemangle.lib
  LLVMSupport.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMSupport.lib
  LLVMTableGen.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMTableGen.lib
  clang-tblgen.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\bin\clang-tblgen.exe
  obj.llvm-tblgen.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\utils\TableGen\obj.llvm-tblgen.dir\Release\obj.llvm-tblgen.lib
  llvm-tblgen.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\bin\llvm-tblgen.exe
  obj.clangSema.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\tools\clang\lib\Sema\obj.clangSema.dir\Release\obj.clangSema.lib
  clangSema.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\clangSema.lib
  obj.clingInterpreter.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\cling\lib\Interpreter\obj.clingInterpreter.dir\Release\obj.clingInterpreter.lib
  clingInterpreter.vcxproj -> C:\Users\dor00\ROOT\root_build\lib\clingInterpreter.lib
  obj.clingMetaProcessor.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\cling\lib\MetaProcessor\obj.clingMetaProcessor.dir\Release\obj.clingMetaProcessor.lib
  clingMetaProcessor.vcxproj -> C:\Users\dor00\ROOT\root_build\lib\clingMetaProcessor.lib
  obj.clingUtils.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\cling\lib\Utils\obj.clingUtils.dir\Release\obj.clingUtils.lib
  clingUtils.vcxproj -> C:\Users\dor00\ROOT\root_build\lib\clingUtils.lib
  ClingUtils.vcxproj -> C:\Users\dor00\ROOT\root_build\core\clingutils\ClingUtils.dir\Release\ClingUtils.lib
  Cont.vcxproj -> C:\Users\dor00\ROOT\root_build\core\cont\Cont.dir\Release\Cont.lib
  Dictgen.vcxproj -> C:\Users\dor00\ROOT\root_build\core\dictgen\Dictgen.dir\Release\Dictgen.lib
  Foundation.vcxproj -> C:\Users\dor00\ROOT\root_build\core\foundation\Foundation.dir\Release\Foundation.lib
  Foundation_Stage1.vcxproj -> C:\Users\dor00\ROOT\root_build\core\foundation\Foundation_Stage1.dir\Release\Foundation_Stage1.lib
  LLVMAggressiveInstCombine.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMAggressiveInstCombine.lib
  LLVMAnalysis.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMAnalysis.lib
  LLVMAsmParser.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMAsmParser.lib
  LLVMAsmPrinter.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMAsmPrinter.lib
  LLVMBinaryFormat.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMBinaryFormat.lib
  LLVMBitReader.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMBitReader.lib
  LLVMBitWriter.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMBitWriter.lib
  LLVMBitstreamReader.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMBitstreamReader.lib
  LLVMCodeGen.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMCodeGen.lib
  LLVMCore.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMCore.lib
  LLVMCoroutines.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMCoroutines.lib
  LLVMCoverage.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMCoverage.lib
  LLVMDebugInfoCodeView.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMDebugInfoCodeView.lib
  LLVMDebugInfoDWARF.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMDebugInfoDWARF.lib
  LLVMDebugInfoMSF.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMDebugInfoMSF.lib
  LLVMExecutionEngine.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMExecutionEngine.lib
  LLVMGlobalISel.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMGlobalISel.lib
  LLVMIRReader.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMIRReader.lib
  LLVMInstCombine.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMInstCombine.lib
  LLVMInstrumentation.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMInstrumentation.lib
  LLVMJITLink.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMJITLink.lib
  LLVMLTO.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMLTO.lib
  LLVMLinker.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMLinker.lib
  LLVMMC.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMMC.lib
  LLVMMCDisassembler.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMMCDisassembler.lib
  LLVMMCParser.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMMCParser.lib
  LLVMNVPTXCodeGen.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMNVPTXCodeGen.lib
  LLVMNVPTXDesc.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMNVPTXDesc.lib
  LLVMNVPTXInfo.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMNVPTXInfo.lib
  LLVMObjCARCOpts.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMObjCARCOpts.lib
  LLVMObject.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMObject.lib
  LLVMOption.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMOption.lib
  LLVMPasses.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMPasses.lib
  LLVMProfileData.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMProfileData.lib
  LLVMRemarks.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMRemarks.lib
  LLVMScalarOpts.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMScalarOpts.lib
  LLVMTarget.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMTarget.lib
  LLVMTransformUtils.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMTransformUtils.lib
  LLVMVectorize.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMVectorize.lib
  LLVMipo.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMipo.lib
  LLVMOrcJIT.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMOrcJIT.lib
  LLVMRuntimeDyld.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMRuntimeDyld.lib
  LLVMSelectionDAG.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMSelectionDAG.lib
  LLVMX86AsmParser.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMX86AsmParser.lib
  LLVMX86CodeGen.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMX86CodeGen.lib
  LLVMX86Desc.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMX86Desc.lib
  LLVMX86Disassembler.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMX86Disassembler.lib
  LLVMX86Info.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMX86Info.lib
  LLVMX86Utils.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\LLVMX86Utils.lib
  obj.clangAST.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\tools\clang\lib\AST\obj.clangAST.dir\Release\obj.clangAST.lib
  clangAST.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\clangAST.lib
  obj.clangASTMatchers.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\tools\clang\lib\ASTMatchers\obj.clangASTMatchers.dir\Release\obj.clangASTMatchers.lib
  clangASTMatchers.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\clangASTMatchers.lib
  obj.clangAnalysis.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\tools\clang\lib\Analysis\obj.clangAnalysis.dir\Release\obj.clangAnalysis.lib
  clangAnalysis.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\clangAnalysis.lib
  obj.clangBasic.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\tools\clang\lib\Basic\obj.clangBasic.dir\Release\obj.clangBasic.lib
  clangBasic.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\clangBasic.lib
  obj.clangCodeGen.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\tools\clang\lib\CodeGen\obj.clangCodeGen.dir\Release\obj.clangCodeGen.lib
  clangCodeGen.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\clangCodeGen.lib
  obj.clangDriver.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\tools\clang\lib\Driver\obj.clangDriver.dir\Release\obj.clangDriver.lib
  clangDriver.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\clangDriver.lib
  obj.clangEdit.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\tools\clang\lib\Edit\obj.clangEdit.dir\Release\obj.clangEdit.lib
  clangEdit.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\clangEdit.lib
  obj.clangFrontend.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\tools\clang\lib\Frontend\obj.clangFrontend.dir\Release\obj.clangFrontend.lib
  clangFrontend.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\clangFrontend.lib
  obj.clangLex.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\tools\clang\lib\Lex\obj.clangLex.dir\Release\obj.clangLex.lib
  clangLex.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\clangLex.lib
  obj.clangParse.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\tools\clang\lib\Parse\obj.clangParse.dir\Release\obj.clangParse.lib
  clangParse.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\clangParse.lib
  obj.clangRewrite.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\tools\clang\lib\Rewrite\obj.clangRewrite.dir\Release\obj.clangRewrite.lib
  clangRewrite.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\clangRewrite.lib
  obj.clangRewriteFrontend.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\tools\clang\lib\Frontend\Rewrite\obj.clangRewriteFrontend.dir\Release\obj.clangRewriteFrontend.lib
  clangRewriteFrontend.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\clangRewriteFrontend.lib
  obj.clangSerialization.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\tools\clang\lib\Serialization\obj.clangSerialization.dir\Release\obj.clangSerialization.lib
  clangSerialization.vcxproj -> C:\Users\dor00\ROOT\root_build\interpreter\llvm\src\Release\lib\clangSerialization.lib
  rootcling_stage1.vcxproj -> C:\Users\dor00\ROOT\root_build\bin\rootcling_stage1.exe
  Generating G__Core.cxx, ../bin/libCore.rootmap
  In file included from input_line_3:2:
  In file included from C:/Users/dor00/ROOT/root_build/include\Rtypes.h:191:
  In file included from C:/Users/dor00/ROOT/root_build/include/TGenericClassInfo.h:21:
  In file included from C:/Users/dor00/ROOT/root_build/include/TSchemaHelper.h:17:
  In file included from C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\string:11:
  In file included from C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\xstring:14:
  In file included from C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\xmemory:16:
  In file included from C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\xutility:12:
  In file included from C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\__msvc_iter_core.hpp:11:
C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\utility(151,9): error G0CCF13F0: expected member name or ';' after declaration specifiers [C:\Users\dor00\ROOT\root_build\core\G__Core.vcxproj]
          !conjunction_v<_Is_implicitly_default_constructible<_Uty1>, _Is_implicitly_default_constructible<_Uty2>>)
          ^
C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\utility(151,9): error G65037BDE: expected ')' [C:\Users\dor00\ROOT\root_build\core\G__Core.vcxproj]
  C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\utility:150:23: note: to match this '('
      constexpr explicit(
                        ^
C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\utility(190,24): error G0CCF13F0: expected member name or ';' after declaration specifiers [C:\Users\dor00\ROOT\root_build\core\G__Core.vcxproj]
      constexpr explicit(!conjunction_v<is_convertible<const _Other1&, _Ty1>, is_convertible<const _Other2&, _Ty2>>)
      ~~~~~~~~~~~~~~~~~~ ^
C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\utility(190,24): error G65037BDE: expected ')' [C:\Users\dor00\ROOT\root_build\core\G__Core.vcxproj]
  C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\utility:190:23: note: to match this '('
      constexpr explicit(!conjunction_v<is_convertible<const _Other1&, _Ty1>, is_convertible<const _Other2&, _Ty2>>)
                        ^
  In file included from input_line_3:2:
  In file included from C:/Users/dor00/ROOT/root_build/include\Rtypes.h:191:
  In file included from C:/Users/dor00/ROOT/root_build/include/TGenericClassInfo.h:21:
  In file included from C:/Users/dor00/ROOT/root_build/include/TSchemaHelper.h:17:
  In file included from C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\string:11:
  In file included from C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\xstring:17:
  In file included from C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\xpolymorphic_allocator.h:11:
C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\tuple(268,9): error G0CCF13F0: expected member name or ';' after declaration specifiers [C:\Users\dor00\ROOT\root_build\core\G__Core.vcxproj]
          !conjunction_v<_Is_implicitly_default_constructible<_This2>, _Is_implicitly_default_constructible<_Rest>...>)
          ^
C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\tuple(268,9): error G65037BDE: expected ')' [C:\Users\dor00\ROOT\root_build\core\G__Core.vcxproj]
  C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\tuple:267:23: note: to match this '('
      constexpr explicit(
                        ^
C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\tuple(302,5): error G65F5AB49: non-static data member cannot be constexpr; did you intend to make it const? [C:\Users\dor00\ROOT\root_build\core\
G__Core.vcxproj]
      constexpr explicit(_Tuple_conditional_explicit_v<tuple, const _Other&...>)
      ^
C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\tuple(302,24): error G417914D0: member '_Tuple_conditional_explicit_v' declared as a template [C:\Users\dor00\ROOT\root_build\core\G__Core.vcxpro
j]
      constexpr explicit(_Tuple_conditional_explicit_v<tuple, const _Other&...>)
                         ^
C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\tuple(302,79): error G65037BDE: expected ';' at end of declaration list [C:\Users\dor00\ROOT\root_build\core\G__Core.vcxproj]
      constexpr explicit(_Tuple_conditional_explicit_v<tuple, const _Other&...>)
                                                                                ^
CUSTOMBUILD : error : Error loading the default rootcling header files. [C:\Users\dor00\ROOT\root_build\core\G__Core.vcxproj]
C:\Program Files\Microsoft Visual Studio\2022\Community\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(247,5): error MSB8066: Custom build for 'C:\Users\dor00\ROOT\root_build\CMakeFiles\aa89f3a5004a047134a1cf453905fe41\G__Core.cx
x.rule' exited with code 1. [C:\Users\dor00\ROOT\root_build\core\G__Core.vcxproj]
  GuiCore.vcxproj -> C:\Users\dor00\ROOT\root_build\core\gui\GuiCore.dir\Release\GuiCore.lib
  Lz4.vcxproj -> C:\Users\dor00\ROOT\root_build\core\lz4\Lz4.dir\Release\Lz4.lib
  Lzma.vcxproj -> C:\Users\dor00\ROOT\root_build\core\lzma\Lzma.dir\Release\Lzma.lib
  Meta.vcxproj -> C:\Users\dor00\ROOT\root_build\core\meta\Meta.dir\Release\Meta.lib
  TextInput.vcxproj -> C:\Users\dor00\ROOT\root_build\core\textinput\TextInput.dir\Release\TextInput.lib
  Winnt.vcxproj -> C:\Users\dor00\ROOT\root_build\core\winnt\Winnt.dir\Release\Winnt.lib
  Zip.vcxproj -> C:\Users\dor00\ROOT\root_build\core\zip\Zip.dir\Release\Zip.lib
  Zstd.vcxproj -> C:\Users\dor00\ROOT\root_build\core\zstd\Zstd.dir\Release\Zstd.lib
  MetaCling.vcxproj -> C:\Users\dor00\ROOT\root_build\core\metacling\src\MetaCling.dir\Release\MetaCling.lib
  RootPcmObjs.vcxproj -> C:\Users\dor00\ROOT\root_build\io\rootpcm\RootPcmObjs.dir\Release\RootPcmObjs.lib

Thanks for any help.

Welcome to the ROOT Forum!
See:

bellenot, Thank you for your answer.
To avoid bugs and unexpected behavior in a pre-release version (master branch) perhaps it would be better if I install a VS version compatible to LLVM.

  1. Do you happen to know what version can I use?
  2. Is my concern legitimate?

Thank you.

For versions of ROOT before v6.28/00, any version of Visual Studio anterior to v17.4
And for clarity, please reply to the original topic (I moved it) :wink:

1 Like

So I did a checkout to branch master, deleted everything in the last build directory and tried to redo the steps described in “Building ROOT from source”

cmake -G"Visual Studio 17 2022" -A x64 -Thost=x64 -DPython3_ROOT_DIR=C:/Users/dor00/AppData/Local/Programs/Python/Python310 -DCMAKE_INSTALL_PREFIX=…/root_install …/root_src

And then:

cmake --build . -j=3 --config Release --target install

I now get a different error and the build took longer until the error showed up, so it seems like the last problem was solved.

Note that I am trying to install a 64 bit version and I’m not sure why the folder “Program Files (x86)” is shown for windows kits.
Also, I am using windows 11 and the windows kits folder shows something about windows 10.

This is my new error:

  mathtext.vcxproj -> C:\Users\dor00\ROOT\root_build\lib\mathtext.lib
  Auto build dll exports
  ROOTBrowsable.vcxproj -> C:\Users\dor00\ROOT\root_build\bin\libROOTBrowsable.dll
  Auto build dll exports
  Graf.vcxproj -> C:\Users\dor00\ROOT\root_build\bin\libGraf.dll
  G__ASImage.vcxproj -> C:\Users\dor00\ROOT\root_build\graf2d\asimage\G__ASImage.dir\Release\G__ASImage.lib
  G__Postscript.vcxproj -> C:\Users\dor00\ROOT\root_build\graf2d\postscript\G__Postscript.dir\Release\G__Postscript.lib
  G__Html.vcxproj -> C:\Users\dor00\ROOT\root_build\html\G__Html.dir\Release\G__Html.lib
  G__Minuit.vcxproj -> C:\Users\dor00\ROOT\root_build\math\minuit\G__Minuit.dir\Release\G__Minuit.lib
  Auto build dll exports
  Minuit.vcxproj -> C:\Users\dor00\ROOT\root_build\bin\libMinuit.dll
  In file included from input_line_9:3:
  In file included from C:/Users/dor00/ROOT/root_build/include\TMySQLResult.h:17:
  In file included from C:/Program Files/MySQL/MySQL Server 8.0/include\mysql.h:58:
  In file included from C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\um\windows.h:208:
  In file included from C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\um\winscard.h:30:
  In file included from C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\shared\wtypes.h:22:
C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\shared/rpcndr.h(192,9): error G523BCDD8: reference to 'byte' is ambiguous [C:\Users\dor00\ROOT\root_build\sql\mysql\G__RMySQL.vcxproj]
  typedef byte cs_byte;
          ^
  C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\shared/rpcndr.h:191:23: note: candidate found by name lookup is 'byte'
  typedef unsigned char byte;
                        ^
  C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\cstddef:28:12: note: candidate found by name lookup is 'std::byte'
  enum class byte : unsigned char {};
             ^
  In file included from input_line_9:3:
  In file included from C:/Users/dor00/ROOT/root_build/include\TMySQLResult.h:17:
  In file included from C:/Program Files/MySQL/MySQL Server 8.0/include\mysql.h:58:
  In file included from C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\um\windows.h:208:
  In file included from C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\um\winscard.h:30:
  In file included from C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\shared\wtypes.h:22:
C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\shared/rpcndr.h(962,6): error G523BCDD8: reference to 'byte' is ambiguous [C:\Users\dor00\ROOT\root_build\sql\mysql\G__RMySQL.vcxproj]
       byte               *   pNetworkData,
       ^
  C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\shared/rpcndr.h:191:23: note: candidate found by name lookup is 'byte'
  typedef unsigned char byte;
                        ^
  C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\cstddef:28:12: note: candidate found by name lookup is 'std::byte'
  enum class byte : unsigned char {};
             ^
  In file included from input_line_9:3:
  In file included from C:/Users/dor00/ROOT/root_build/include\TMySQLResult.h:17:
  In file included from C:/Program Files/MySQL/MySQL Server 8.0/include\mysql.h:58:
  In file included from C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\um\windows.h:208:
  In file included from C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\um\winscard.h:30:
  In file included from C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\shared\wtypes.h:22:
C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\shared/rpcndr.h(970,6): error G523BCDD8: reference to 'byte' is ambiguous [C:\Users\dor00\ROOT\root_build\sql\mysql\G__RMySQL.vcxproj]
       byte               *   pNetworkData,
       ^
  C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\shared/rpcndr.h:191:23: note: candidate found by name lookup is 'byte'
  typedef unsigned char byte;
                        ^
  C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\cstddef:28:12: note: candidate found by name lookup is 'std::byte'
  enum class byte : unsigned char {};
             ^
  In file included from input_line_9:3:
  In file included from C:/Users/dor00/ROOT/root_build/include\TMySQLResult.h:17:
  In file included from C:/Program Files/MySQL/MySQL Server 8.0/include\mysql.h:58:
  In file included from C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\um\windows.h:208:
  In file included from C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\um\winscard.h:30:
  In file included from C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\shared\wtypes.h:47:
C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\shared/wtypesbase.h(447,21): error G523BCDD8: reference to 'byte' is ambiguous [C:\Users\dor00\ROOT\root_build\sql\mysql\G__RMySQL.vcxproj]
      /* [size_is] */ byte abData[ 1 ];
                      ^
  C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\shared/rpcndr.h:191:23: note: candidate found by name lookup is 'byte'
  typedef unsigned char byte;
                        ^
  C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\cstddef:28:12: note: candidate found by name lookup is 'std::byte'
  enum class byte : unsigned char {};
             ^
  In file included from input_line_9:3:
  In file included from C:/Users/dor00/ROOT/root_build/include\TMySQLResult.h:17:
  In file included from C:/Program Files/MySQL/MySQL Server 8.0/include\mysql.h:58:
  In file included from C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\um\windows.h:208:
  In file included from C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\um\winscard.h:30:
  In file included from C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\shared\wtypes.h:47:

I cut the output a bit from before and after the first error, but it just keep going like this for a dozen similar errors.

I’ll have to try after the Holidays break. Note that I can’t try on Windows 11…

Sharing my problem with ChatGPT gave the following result:

It looks like the error you are seeing is related to a conflict between two definitions of the type `byte`.
The first definition is provided by the Windows header files and is an alias for the type `unsigned char`,
while the second definition is provided by the C++ Standard Library header `cstddef` and is an
enumeration type with a single enumerator called `byte`.

One possible solution to this issue is to include the C++ Standard Library header `cstddef` before any
of the Windows header files in the source file where you are seeing the error. This will ensure that the
`std::byte` type is defined before the Windows header files are included, and should resolve the
ambiguity between the two definitions of `byte`.

Alternatively, you could try to modify the build settings for the project to include the C++ Standard
Library header `cstddef` before any of the Windows header files. This can often be done by setting the
appropriate preprocessor defines or include paths in the project settings.

Hope I’m not too naive and that it might help :smiley:

Is there possibly any suggestion as to what I should do?

Update:
Tried to use Windows 11 SDK 10.0.22621.0 instead of 10.0.22000.0.
Got the same result, several errors with “reference to
‘byte’ is ambiguous”.

Hi, sorry for the delay, I will investigate this week and will come back to you

So FYI, I managed to build ROOT master with VS 2022 v17.4.4 and Windows 11 SDK version 10.0.22000.0 without any problem.
And as I can see in the errors you got:

  In file included from C:/Users/dor00/ROOT/root_build/include\TMySQLResult.h:17:
  In file included from C:/Program Files/MySQL/MySQL Server 8.0/include\mysql.h:58:
  In file included from C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\um\windows.h:208:
  In file included from C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\um\winscard.h:30:
  In file included from C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\shared\wtypes.h:22:
C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\shared/rpcndr.h(192,9): error G523BCDD8: reference to 'byte' is ambiguous [C:\Users\dor00\ROOT\root_build\sql\mysql\G__RMySQL.vcxproj]
  typedef byte cs_byte;
          ^
  C:\Program Files (x86)\Windows Kits\10\Include\10.0.22000.0\shared/rpcndr.h:191:23: note: candidate found by name lookup is 'byte'
  typedef unsigned char byte;
                        ^
  C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.34.31933\\include\cstddef:28:12: note: candidate found by name lookup is 'std::byte'
  enum class byte : unsigned char {};
             ^

They are coming from MySQL (mysql.h), so please disable mysql (-Dmysql=OFF) which has not been tested on Windows, and build again.

bellenot you king It worked!
Now I get my install directory filled up until a new error comes up :frowning:

  -- Up-to-date: C:/Users/dor00/ROOT/root_install/include/RooStats/HistFactory/PreprocessFunction.h
  -- Up-to-date: C:/Users/dor00/ROOT/root_install/include/RooStats/HistFactory/RooBarlowBeestonLL.h
  -- Up-to-date: C:/Users/dor00/ROOT/root_install/include/RooStats/HistFactory/Sample.h
  -- Up-to-date: C:/Users/dor00/ROOT/root_install/include/RooStats/HistFactory/Systematics.h

  CMake Error at roofit/histfactory/cmake_install.cmake:77 (file):
    file INSTALL cannot find
    "C:/Users/dor00/ROOT/root_build_sdk22000/bin/prepareHistFactory": No error.
  Call Stack (most recent call first):
    roofit/cmake_install.cmake:62 (include)
    cmake_install.cmake:193 (include)


C:\Program Files\Microsoft Visual Studio\2022\Community\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(159,5): e
rror MSB3073: The command "setlocal [C:\Users\dor00\ROOT\root_build_sdk22000\install.vcxproj]
C:\Program Files\Microsoft Visual Studio\2022\Community\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(159,5): e
rror MSB3073: "C:\Program Files\CMake\bin\cmake.exe" -DBUILD_TYPE=Release -P cmake_install.cmake [C:\Users\dor00\ROOT\r
oot_build_sdk22000\install.vcxproj]
C:\Program Files\Microsoft Visual Studio\2022\Community\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(159,5): e
rror MSB3073: if %errorlevel% neq 0 goto :cmEnd [C:\Users\dor00\ROOT\root_build_sdk22000\install.vcxproj]
C:\Program Files\Microsoft Visual Studio\2022\Community\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(159,5): e
rror MSB3073: :cmEnd [C:\Users\dor00\ROOT\root_build_sdk22000\install.vcxproj]
C:\Program Files\Microsoft Visual Studio\2022\Community\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(159,5): e
rror MSB3073: endlocal & call :cmErrorLevel %errorlevel% & goto :cmDone [C:\Users\dor00\ROOT\root_build_sdk22000\instal
l.vcxproj]
C:\Program Files\Microsoft Visual Studio\2022\Community\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(159,5): e
rror MSB3073: :cmErrorLevel [C:\Users\dor00\ROOT\root_build_sdk22000\install.vcxproj]
C:\Program Files\Microsoft Visual Studio\2022\Community\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(159,5): e
rror MSB3073: exit /b %1 [C:\Users\dor00\ROOT\root_build_sdk22000\install.vcxproj]
C:\Program Files\Microsoft Visual Studio\2022\Community\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(159,5): e
rror MSB3073: :cmDone [C:\Users\dor00\ROOT\root_build_sdk22000\install.vcxproj]
C:\Program Files\Microsoft Visual Studio\2022\Community\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(159,5): e
rror MSB3073: if %errorlevel% neq 0 goto :VCEnd [C:\Users\dor00\ROOT\root_build_sdk22000\install.vcxproj]
C:\Program Files\Microsoft Visual Studio\2022\Community\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(159,5): e
rror MSB3073: :VCEnd" exited with code 1. [C:\Users\dor00\ROOT\root_build_sdk22000\install.vcxproj]

I have installed:

  • CMake 3.25.1 (with the GUI app)
  • C++ CMake tools for windows as an individual component in VS17.4.3 community 2022.
  • Visual studio build tools…

It seems like I do have the file mentioned in the error:

C:/Users/dor00/ROOT/root_build_sdk22000/bin/prepareHistFactory.bat

And a strange thing is that all files were seemed to be last modified during the build, except this file which was last modified 13 days ago when I published my last question. I’m pretty sure I deleted the entire directory before the build today so I can only assume it is copied from the master branch?

Thank you again for your help!

1 Like

Oh you’re right! I’ll fix this. Thanks for reporting it!
And you’re very welcome!

This is now fixed in master by the commit #71854014. Thanks for reporting the issue!

Amazing! the new build has finished, the install directory has filled and I can finally run ROOT from the VS command prompt.
My new problem (and hopefully the final one :smiley:) is that I can’t run pyroot.
I added my \bin to the PYTHONPATH and can:

import ROOT

But I get the following error:

input_line_1:1:10: fatal error: 'new' file not found
#include <new>
         ^~~~~
Assertion failed: OldBuilder->DeferredDeclsToEmit.empty() && "Should have emitted all decls deferred to emit.",
file C:\Users\dor00\ROOT\root_src\interpreter\llvm\src\tools\clang\lib\CodeGen\ModuleBuilder.cpp, line 155

Which is identical to the error I get trying to run root from cmd, so perhaps solving this will solve my pyroot problem as well…?
From what I understand the only difference from VS command prompt and cmd is environment variables? Any idea as to what could be the problem?

A bit more information:

  • Trying to install ROOT from the binary gave me the same error, which is one of the reasons I tried to build ROOT from source in the first place seeing this.
  • To rule out different SDK versions, I can say that the only SDK version installed is 10.0.22000.0

Did you start Python from the regular command prompt? You must also start Python from a VS command prompt, or call "C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Auxiliary\Build\vcvars64.bat" (for 64 bit) or "C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Auxiliary\Build\vcvars32.bat" (for 32 bit) before starting Python

So root isn’t supposed to work from regular cmd?
I am using PyCharm, do I need to figure out a way for PyCharm’s default shell to be the VS one?

Yes, if you call "C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Auxiliary\Build\vcvars64.bat" (for 64 bit) or "C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Auxiliary\Build\vcvars32.bat" (for 32 bit) to properly set the environment variables before calling root or Python or whatever is using ROOT

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