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basic_string::substr() passes the allocator to the newly created string #57190

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philnik777 opened this issue Aug 17, 2022 · 0 comments
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basic_string::substr() passes the allocator to the newly created string #57190

philnik777 opened this issue Aug 17, 2022 · 0 comments
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libc++ libc++ C++ Standard Library. Not GNU libstdc++. Not libc++abi.

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@philnik777
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libc++ is currently non-conforming in basic_string::substr(), because it returns basic_string(*this, __pos, __n, __alloc()) while the standard says it should return basic_string(*this, __pos, __n). See https://wg21.link/LWG3752.
@philnik777 philnik777 added the libc++ libc++ C++ Standard Library. Not GNU libstdc++. Not libc++abi. label Aug 17, 2022
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