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Hyeon-bin Jeong: libc++ fails to create any classes inherit from basic_ios if they

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provided char type other than char or wchar_t. It throw exception during
construction, so there is no chance to imbue own ctype.

This fixes http://llvm.org/bugs/show_bug.cgi?id=13698

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@162648 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Howard Hinnant 2012-08-26 18:05:35 +00:00
parent 70e441a9b0
commit c417a802ed
1 changed files with 4 additions and 2 deletions
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6
include/ios
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@ -637,7 +637,7 @@ protected:
void set_rdbuf(basic_streambuf<char_type, traits_type>* __sb); void set_rdbuf(basic_streambuf<char_type, traits_type>* __sb);
private: private:
basic_ostream<char_type, traits_type>* __tie_; basic_ostream<char_type, traits_type>* __tie_;
char_type __fill_; mutable int_type __fill_;
}; };
template <class _CharT, class _Traits> template <class _CharT, class _Traits>
@ -659,7 +659,7 @@ basic_ios<_CharT, _Traits>::init(basic_streambuf<char_type, traits_type>* __sb)
{ {
ios_base::init(__sb); ios_base::init(__sb);
__tie_ = 0; __tie_ = 0;
__fill_ = widen(' '); __fill_ = traits_type::eof();
} }
template <class _CharT, class _Traits> template <class _CharT, class _Traits>
@ -731,6 +731,8 @@ inline _LIBCPP_INLINE_VISIBILITY
_CharT _CharT
basic_ios<_CharT, _Traits>::fill() const basic_ios<_CharT, _Traits>::fill() const
{ {
if (traits_type::eq_int_type(traits_type::eof(), __fill_))
__fill_ = widen(' ');
return __fill_; return __fill_;
} }