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Deprecation of codecvt warning in traits.hpp #869

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waytoashutosh opened this issue May 14, 2025 · 1 comment · May be fixed by #871
Open

Deprecation of codecvt warning in traits.hpp #869

waytoashutosh opened this issue May 14, 2025 · 1 comment · May be fixed by #871

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@waytoashutosh
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When compiling ROS 2 with a C++17 or newer toolchain, the line 131 in rosidl_runtime_cpp/include/rosidl_runtime_cpp/traits.hpp

std::wstring_convert<std::codecvt_utf8_utf16<char16_t>, char16_t> convert;

emits a deprecation warning for std::codecvt_utf8_utf16 and wstring_convert

How do I resolve this issue, I did some research and there are no replacements as of now.
@fujitatomoya fujitatomoya linked a pull request May 23, 2025 that will close this issue
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@fujitatomoya
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@waytoashutosh can you pick #871 and try to see if this works for you?

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std::u16string and Unicode characters across C++ standards. ros2/rosidl
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@fujitatomoya @waytoashutosh