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example.cpp
C:\data\libraries\installed\x64-windows\include\fmt\core.h(1855): error C2968: 'is_formattable<std::filesystem::path,char>': recursive alias declaration
C:\data\libraries\installed\x64-windows\include\fmt\core.h(320): note: see reference to class template instantiation 'fmt::v9::detail::is_formattable_delayed<std::filesystem::path,char>' being compiled
C:\data\libraries\installed\x64-windows\include\fmt\core.h(323): note: see reference to class template instantiation 'fmt::v9::conjunction<fmt::v9::detail::is_formattable_delayed<std::filesystem::path,char>>' being compiled
C:/data/msvc/14.29.30145/include\type_traits(593): note: see reference to class template instantiation 'fmt::v9::conjunction<std::integral_constant<bool,true>,fmt::v9::detail::is_formattable_delayed<std::filesystem::path,char>>' being compiled
C:/data/libraries/installed/x64-windows/include\fmt/std.h(114): note: see reference to class template instantiation 'std::is_constructible<fmt::v9::formatter<std::filesystem::path,char,void>>' being compiled
C:/data/libraries/installed/x64-windows/include\fmt/std.h(114): note: see reference to alias template instantiation 'fmt::v9::is_formattable<std::filesystem::path,char>' being compiled
C:/data/libraries/installed/x64-windows/include\fmt/std.h(140): note: see reference to class template instantiation 'fmt::v9::detail::is_variant_formattable_<T,C>' being compiled
with
[
T=std::variant<std::filesystem::path,int>,
C=char
]
C:/data/msvc/14.29.30145/include\type_traits(593): note: see reference to class template instantiation 'fmt::v9::is_variant_formattable<std::variant<std::filesystem::path,int>,char>' being compiled
C:/data/libraries/installed/x64-windows/include\fmt/ranges.h(418): note: see reference to variable template 'const bool conjunction_v<fmt::v9::is_variant_like<std::variant<std::filesystem::path,int> >,fmt::v9::is_variant_formattable<std::variant<std::filesystem::path,int>,char> >' being compiled
C:\data\libraries\installed\x64-windows\include\fmt\core.h(1530): note: see reference to class template instantiation 'std::is_constructible<fmt::v9::formatter<std::variant<std::filesystem::path,int>,char,void>>' being compiled
C:\data\libraries\installed\x64-windows\include\fmt\core.h(1729): note: see reference to alias template instantiation 'fmt::v9::detail::mapped_type_constant<std::variant<std::filesystem::path,int>,Context>' being compiled
with
[
Context=fmt::v9::format_context
]
C:\data\libraries\installed\x64-windows\include\fmt\core.h(1890): note: see reference to function template instantiation 'unsigned __int64 fmt::v9::detail::encode_types<Context,std::variant<std::filesystem::path,int>,>(void)' being compiled
with
[
Context=fmt::v9::format_context
]
C:\data\libraries\installed\x64-windows\include\fmt\core.h(3205): note: see reference to class template instantiation 'fmt::v9::format_arg_store<fmt::v9::format_context,std::variant<std::filesystem::path,int>>' being compiled
<source>(9): note: see reference to function template instantiation 'std::string fmt::v9::format<std::variant<std::filesystem::path,int>&>(fmt::v9::basic_format_string<char,std::variant<std::filesystem::path,int> &>,std::variant<std::filesystem::path,int> &)' being compiled
C:/data/libraries/installed/x64-windows/include\fmt/ranges.h(418): error C2955: 'fmt::v9::disjunction': use of class template requires template argument list
C:\data\libraries\installed\x64-windows\include\fmt\core.h(313): note: see declaration of 'fmt::v9::disjunction'
C:/data/libraries/installed/x64-windows/include\fmt/std.h(119): error C2672: 'fmt::v9::detail::is_variant_formattable_<T,C>::check': no matching overloaded function found
with
[
T=std::variant<std::filesystem::path,int>,
C=char
]
C:/data/libraries/installed/x64-windows/include\fmt/std.h(119): error C2893: Failed to specialize function template 'std::conjunction<std::integral_constant<bool,!std::is_base_of<fmt::v9::detail::unformattable,unknown-type>::value&&true>...> fmt::v9::detail::is_variant_formattable_<T,C>::check(std::integer_sequence<size_t,I...>)'
with
[
T=std::variant<std::filesystem::path,int>,
C=char
]
C:/data/libraries/installed/x64-windows/include\fmt/std.h(115): note: see declaration of 'fmt::v9::detail::is_variant_formattable_<T,C>::check'
with
[
T=std::variant<std::filesystem::path,int>,
C=char
]
C:/data/libraries/installed/x64-windows/include\fmt/std.h(119): note: With the following template arguments:
C:/data/libraries/installed/x64-windows/include\fmt/std.h(119): note: 'I={0, 1}'
C:/data/libraries/installed/x64-windows/include\fmt/std.h(119): error C2651: 'unknown-type': left of '::' must be a class, struct or union
C:/data/libraries/installed/x64-windows/include\fmt/std.h(119): error C2062: type 'unknown-type' unexpected
C:/data/libraries/installed/x64-windows/include\fmt/std.h(118): error C2789: 'fmt::v9::detail::is_variant_formattable_<T,C>::value': an object of const-qualified type must be initialized
with
[
T=std::variant<std::filesystem::path,int>,
C=char
]
C:/data/libraries/installed/x64-windows/include\fmt/std.h(118): note: see declaration of 'fmt::v9::detail::is_variant_formattable_<T,C>::value'
with
[
T=std::variant<std::filesystem::path,int>,
C=char
]
C:/data/libraries/installed/x64-windows/include\fmt/std.h(119): error C2039: 'value': is not a member of '`global namespace''
C:/data/libraries/installed/x64-windows/include\fmt/std.h(140): error C2131: expression did not evaluate to a constant
C:/data/libraries/installed/x64-windows/include\fmt/std.h(140): note: failure was caused by a read of an uninitialized symbol
C:/data/libraries/installed/x64-windows/include\fmt/std.h(140): note: see usage of 'value'
C:/data/msvc/14.29.30145/include\type_traits(593): fatal error C1903: unable to recover from previous error(s); stopping compilation
INTERNAL COMPILER ERROR in 'C:\data\msvc\14.29.30145\bin\Hostx64\x64\cl.exe'
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Help menu, or open the Technical Support help file for more information
Compiler returned: 3221225477
The text was updated successfully, but these errors were encountered:
phprus
changed the title
Incompatibility of fmt/ranges.h and std::filesystem::path on MSVC
Incompatibility of fmt/ranges.h and std::filesystem::path on Windows
Feb 26, 2023
Code (https://godbolt.org/z/qYPafnW9a):
Errror:
The text was updated successfully, but these errors were encountered: