Remove CloudABI specific workaround.
CloudABI has gained the mblen_l() function in the meantime that does properly return whether the character set has shift-states (read: never). llvm-svn: 272886
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@ -1660,10 +1660,8 @@ codecvt<wchar_t, char, mbstate_t>::do_unshift(state_type& st,
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int
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codecvt<wchar_t, char, mbstate_t>::do_encoding() const _NOEXCEPT
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{
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#ifndef __CloudABI__
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if (__libcpp_mbtowc_l(nullptr, nullptr, MB_LEN_MAX, __l) != 0)
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return -1;
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#endif
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// stateless encoding
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if (__l == 0 || __libcpp_mb_cur_max_l(__l) == 1) // there are no known constant length encodings
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