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  1. Qt
  2. QTBUG-113587

6.5.1 build fails due to AVX intrinsics

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Details

    • Bug
    • Resolution: Duplicate
    • P1: Critical
    • None
    • 6.5.1
    • Build System: CMake
    • None
    • Win10
    • Windows

    Description

      6.4.3 builds fine in same configuration. I'm attaching the configuration output of both 6.4.3 and 6.5.1.

      C:\fbqt\source\qtbase\configure.bat -top-level -prefix C:/fbqt\builds\6.5.1\windows-x86_64-out -commercial -confirm-license -force-debug-info -debug -skip qtdatavis3d -skip qtdoc -skip qtvirtualkeyboard -skip qtwebengine -nomake examples -nomake tests -skip qtactiveqt -skip qtcoap -skip qtconnectivity -skip qtlottie -skip qtmqtt -skip qtopcua -skip qtqa -skip qtquicktimeline -skip qtquick3dphysics -skip qtscxml -skip qtsensors -skip qtserialbus -skip qtserialport -skip qtspeech -skip qttools -skip qttranslations -skip qtwayland -skip qtwebchannel -skip qtwebview -platform win32-clang-msvc -debug -opengl dynamic -qt-zlib -qt-libjpeg -qt-libpng -plugin-sql-sqlite -openssl-runtime -- -DCMAKE_EXE_LINKER_FLAGS=\"/manifest:no\" -DCMAKE_MODULE_LINKER_FLAGS=\"/manifest:no\" -DCMAKE_SHARED_LINKER_FLAGS=\"/manifest:no\" -DQT_FEATURE_ffmpeg=OFF -DQT_FEATURE_vulkan=ON -DCMAKE_VERBOSE_MAKEFILE=ON
      C:\fbqt\source\qtbase\src\corelib\text\qstring.cpp(401,16): error: use of undeclared identifier '_mm_cvtepu8_epi16'; did you mean '_mm_cvtps_pi16'?
              return _mm_cvtepu8_epi16(data);
                     ^~~~~~~~~~~~~~~~~
                     _mm_cvtps_pi16
      C:\tools\toolchains\LLVM12.0.1\lib\clang\12.0.1\include\xmmintrin.h(2869,1): note: '_mm_cvtps_pi16' declared here
      _mm_cvtps_pi16(__m128 __a)
      ^
      C:\fbqt\source\qtbase\src\corelib\text\qstring.cpp(401,16): error: cannot initialize return object of type '__m128i' (vector of 2 'long long' values) with an rvalue of type '__m64' (vector of 1 'long long' value)
              return _mm_cvtepu8_epi16(data);
                     ^~~~~~~~~~~~~~~~~~~~~~~

      Attachments

        1. configure_stdout_651.log
          18 kB
        2. configure_stdout_643.log
          15 kB
        3. configure_stderr_651.log
          6 kB
        4. configure_stderr_643.log
          8 kB
        5. build_stdout_651.log
          807 kB

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              thiago Thiago Macieira
              muratseker Murat Seker
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              Dates

                Created:
                Updated:
                Resolved:

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