Details
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Bug
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Resolution: Fixed
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Not Evaluated
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None
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Qt Creator 13.0.0-beta1
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None
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OS: Windows server 2022
VS: VS2022 17.7.5
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Windows
Description
Commit: [f1085b3]https://code.qt.io/cgit/qt-creator/qt-creator.git/commit/?id=f1085b3
Qt Creator failed to build with MSVC due to error C2440 under option /std:c++20 on Windows, reproduce steps and error message as follows. In addition, add /Zc:char8_t- could be a workaround.
Steps to reproduce:
Open VS2022 x64 Native Tools command.
git clone https://code.qt.io/qt-creator/qt-creator.git cd qt-creator git reset --hard f1085b3 cl.exe /nologo /TP /DAXIVION_LIBRARY /DAxivion_EXPORTS /DQT_CONCURRENT_LIB /DQT_CORE5COMPAT_LIB /DQT_CORE_LIB /DQT_CREATOR /DQT_DISABLE_DEPRECATED_BEFORE=0x050900 /DQT_GUI_LIB /DQT_NETWORK_LIB /DQT_NO_CAST_TO_ASCII /DQT_NO_DEBUG /DQT_NO_FOREACH /DQT_NO_JAVA_STYLE_ITERATORS /DQT_RESTRICTED_CAST_FROM_ASCII /DQT_USE_QSTRINGBUILDER /DQT_WIDGETS_LIB /DUNICODE /DWIN32 /DWIN64 /D_CRT_SECURE_NO_WARNINGS /D_ENABLE_EXTENDED_ALIGNED_STORAGE /D_SCL_SECURE_NO_WARNINGS /D_UNICODE /D_WIN64 /I"src\plugins\axivion" /I"src\libs" /external:I"F:\qt6\qt\6.3.2\msvc2019_64\include" /external:I"F:\qt6\qt\6.3.2\msvc2019_64\include\QtNetwork" /external:I"F:\qt6\qt\6.3.2\msvc2019_64\include\QtCore" /external:I"F:\qt6\qt\6.3.2\msvc2019_64\include\QtWidgets" /external:I"F:\qt6\qt\6.3.2\msvc2019_64\include\QtGui" /external:W0 /D_WINDOWS /GR /EHsc /O2 /Ob2 /DNDEBUG /MD /wd4573 /W3 /Zc:__cplusplus /permissive- /utf-8 /FS /c /std:c++17 "src\plugins\axivion\dashboard\dashboardclient.cpp" /std:c++20
Error info:
dashboardclient.cpp src\plugins\axivion\dashboard\dashboardclient.cpp(82): error C2440: 'const_cast': cannot convert from 'const char8_t [7]' to 'char *' src\plugins\axivion\dashboard\dashboardclient.cpp(82): note: Types pointed to are unrelated; conversion requires reinterpret_cast, C-style cast or parenthesized function-style cast src\plugins\axivion\dashboard\dashboardclient.cpp(82): error C2440: '<function-style-cast>': cannot convert from 'initializer list' to 'QByteArrayData' src\plugins\axivion\dashboard\dashboardclient.cpp(82): note: 'QArrayDataPointer<char>::QArrayDataPointer': no overloaded function could convert all the argument types ...