Failed to compile on Win10 - ninja error #2868

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1. AndreiKeino commented on Oct 28, 2025

   

   AndreiKeino

   on Oct 28, 2025

   Author

   More actions

   Complete output:

   ---

   (lp) E:\My_Projects\lpython\lpython>call build1.bat

   (lp) E:\My_Projects\lpython\lpython>cmake -DCMAKE_BUILD_TYPE=Release -DWITH_LLVM=yes -DLPYTHON_BUILD_ALL=yes -DWITH_STACKTRACE=no -DCMAKE_PREFIX_PATH="C:\Users\Andrei\miniforge3\envs\lp" -DCMAKE_INSTALL_PREFIX=E:\My_Projects\lpython\lpython/inst . -G "Ninja"
   CMake Error at CMakeLists.txt:10 (file):
   file STRINGS file "E:/My_Projects/lpython/lpython/lp_version" cannot be
   read.

   -- The C compiler identification is MSVC 19.43.34808.0
   -- The CXX compiler identification is MSVC 19.43.34808.0
   -- Detecting C compiler ABI info
   -- Detecting C compiler ABI info - done
   -- Check for working C compiler: C:/Program Files/Microsoft Visual Studio/2022/Community/VC/Tools/MSVC/14.43.34808/bin/Hostx64/x64/cl.exe - skipped
   -- Detecting C compile features
   -- Detecting C compile features - done
   -- Detecting CXX compiler ABI info
   -- Detecting CXX compiler ABI info - done
   -- Check for working CXX compiler: C:/Program Files/Microsoft Visual Studio/2022/Community/VC/Tools/MSVC/14.43.34808/bin/Hostx64/x64/cl.exe - skipped
   -- Detecting CXX compile features
   -- Detecting CXX compile features - done
   -- Found ZLIB: C:/Users/Andrei/miniforge3/envs/lp/Library/lib/z.lib (found version "1.3.1")
   -- Found LLVM 11.1.0
   -- Using LLVMConfig.cmake in: C:/Users/Andrei/miniforge3/envs/lp/Library/lib/cmake/llvm
   -- ZLIB LIBRARY PATH: C:/Users/Andrei/miniforge3/envs/lp/Library/lib

   Configuration results

   LPYTHON_VERSION:
   CPACK_PACKAGE_FILE_NAME: lpython--Windows
   C compiler : C:/Program Files/Microsoft Visual Studio/2022/Community/VC/Tools/MSVC/14.43.34808/bin/Hostx64/x64/cl.exe
   C++ compiler : C:/Program Files/Microsoft Visual Studio/2022/Community/VC/Tools/MSVC/14.43.34808/bin/Hostx64/x64/cl.exe
   Build type: Release
   C compiler flags : /MD /O2 /Ob2 /DNDEBUG
   C++ compiler flags : /MD /O2 /Ob2 /DNDEBUG
   Installation prefix: E:/My_Projects/lpython/lpython/inst
   WITH_LFORTRAN_ASSERT: no
   LPYTHON_STATIC_BIN: no
   LPYTHON_BUILD_TO_WASM: no
   WITH_STACKTRACE: no
   WITH_RUNTIME_STACKTRACE:
   WITH_UNWIND: no
   WITH_BFD: no
   WITH_DWARFDUMP: no
   WITH_LINKH: no
   WITH_MACHO: no
   HAVE_LFORTRAN_DEMANGLE: no
   WITH_LLVM: yes
   WITH_XEUS: no
   WITH_JSON: no
   WITH_LSP: no
   WITH_FMT: no
   WITH_LFORTRAN_BINARY_MODFILES: YES
   WITH_RUNTIME_LIBRARY: YES
   WITH_WHEREAMI: yes
   WITH_ZLIB: yes
   WITH_TARGET_AARCH64: no
   WITH_TARGET_X86: yes
   -- Configuring incomplete, errors occurred!

   (lp) E:\My_Projects\lpython\lpython>cmake --build . --config Release -j8 --target install
   ninja: error: loading 'build.ninja': The system cannot find the file specified.