istream.tcc (basic_istream<>::operator>>(short&), [...]): Implement resolution of DR 696, [Ready] in Frankfurt.
2009-07-16 Paolo Carlini <paolo.carlini@oracle.com> * include/bits/istream.tcc (basic_istream<>::operator>>(short&), basic_istream<>::operator>>(int&)): Implement resolution of DR 696, [Ready] in Frankfurt. * include/tr1_impl/regex (regex_traits<>::value): Adjust. * testsuite/27_io/basic_istream/extractors_arithmetic/char/dr696.cc: New. * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/dr696.cc: Likewise. * testsuite/27_io/basic_istream/extractors_arithmetic/char/13.cc: Adjust. * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/13.cc: Likewise. * doc/xml/manual/intro.xml: Add an entry for DR 696. * include/bits/istream.tcc: Minor clean-up to the initializers of the __err locals. * include/bits/ostream.tcc: Likewise. * src/compatibility.cc: Likewise. * src/istream.cc: Likewise. From-SVN: r149704
This commit is contained in:
Paolo Carlini
Paolo Carlini
parent
ba0c638e22
commit
6f0398bb14
@ -1,3 +1,25 @@
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2009-07-16 Paolo Carlini <paolo.carlini@oracle.com>
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* include/bits/istream.tcc (basic_istream<>::operator>>(short&),
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basic_istream<>::operator>>(int&)): Implement resolution of DR 696,
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[Ready] in Frankfurt.
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* include/tr1_impl/regex (regex_traits<>::value): Adjust.
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* testsuite/27_io/basic_istream/extractors_arithmetic/char/dr696.cc:
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New.
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* testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/dr696.cc:
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Likewise.
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* testsuite/27_io/basic_istream/extractors_arithmetic/char/13.cc:
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Adjust.
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* testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/13.cc:
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Likewise.
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* doc/xml/manual/intro.xml: Add an entry for DR 696.
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* include/bits/istream.tcc: Minor clean-up to the initializers of the
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__err locals.
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* include/bits/ostream.tcc: Likewise.
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* src/compatibility.cc: Likewise.
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* src/istream.cc: Likewise.
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2009-07-12 Paolo Carlini <paolo.carlini@oracle.com>
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* include/std/type_traits (common_type): Remove workaround for
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@ -736,6 +736,12 @@ requirements of the license of GCC.
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<listitem><para>Make the member functions table and classic_table public.
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</para></listitem></varlistentry>
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<varlistentry><term><ulink url="../ext/lwg-active.html#696">696</ulink>:
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<emphasis>istream::operator>>(int&) broken</emphasis>
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</term>
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<listitem><para>Implement the straightforward resolution.
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</para></listitem></varlistentry>
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<varlistentry><term><ulink url="../ext/lwg-defects.html#761">761</ulink>:
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<emphasis>unordered_map needs an at() member function</emphasis>
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</term>
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@ -46,7 +46,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
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basic_istream<_CharT, _Traits>::sentry::
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sentry(basic_istream<_CharT, _Traits>& __in, bool __noskip) : _M_ok(false)
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{
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ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
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ios_base::iostate __err = ios_base::goodbit;
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if (__in.good())
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{
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if (__in.tie())
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@ -89,7 +89,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
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sentry __cerb(*this, false);
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if (__cerb)
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{
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ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
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ios_base::iostate __err = ios_base::goodbit;
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__try
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{
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const __num_get_type& __ng = __check_facet(this->_M_num_get);
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@ -115,15 +115,40 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
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{
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// _GLIBCXX_RESOLVE_LIB_DEFECTS
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// 118. basic_istream uses nonexistent num_get member functions.
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long __l;
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_M_extract(__l);
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if (!this->fail())
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sentry __cerb(*this, false);
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if (__cerb)
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{
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if (__gnu_cxx::__numeric_traits<short>::__min <= __l
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&& __l <= __gnu_cxx::__numeric_traits<short>::__max)
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__n = short(__l);
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ios_base::iostate __err = ios_base::goodbit;
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__try
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{
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long __l;
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const __num_get_type& __ng = __check_facet(this->_M_num_get);
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__ng.get(*this, 0, *this, __err, __l);
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// _GLIBCXX_RESOLVE_LIB_DEFECTS
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// 696. istream::operator>>(int&) broken.
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if (__l < __gnu_cxx::__numeric_traits<short>::__min)
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{
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__err |= ios_base::failbit;
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__n = __gnu_cxx::__numeric_traits<short>::__min;
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}
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else if (__l > __gnu_cxx::__numeric_traits<short>::__max)
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{
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__err |= ios_base::failbit;
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__n = __gnu_cxx::__numeric_traits<short>::__max;
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}
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else
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this->setstate(ios_base::failbit);
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__n = short(__l);
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}
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__catch(__cxxabiv1::__forced_unwind&)
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{
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this->_M_setstate(ios_base::badbit);
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__throw_exception_again;
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}
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__catch(...)
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{ this->_M_setstate(ios_base::badbit); }
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if (__err)
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this->setstate(__err);
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}
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return *this;
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}
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@ -135,15 +160,40 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
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{
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// _GLIBCXX_RESOLVE_LIB_DEFECTS
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// 118. basic_istream uses nonexistent num_get member functions.
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long __l;
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_M_extract(__l);
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if (!this->fail())
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sentry __cerb(*this, false);
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if (__cerb)
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{
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if (__gnu_cxx::__numeric_traits<int>::__min <= __l
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&& __l <= __gnu_cxx::__numeric_traits<int>::__max)
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__n = int(__l);
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ios_base::iostate __err = ios_base::goodbit;
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__try
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{
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long __l;
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const __num_get_type& __ng = __check_facet(this->_M_num_get);
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__ng.get(*this, 0, *this, __err, __l);
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// _GLIBCXX_RESOLVE_LIB_DEFECTS
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// 696. istream::operator>>(int&) broken.
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if (__l < __gnu_cxx::__numeric_traits<int>::__min)
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{
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__err |= ios_base::failbit;
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__n = __gnu_cxx::__numeric_traits<int>::__min;
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}
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else if (__l > __gnu_cxx::__numeric_traits<int>::__max)
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{
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__err |= ios_base::failbit;
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__n = __gnu_cxx::__numeric_traits<int>::__max;
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}
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else
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this->setstate(ios_base::failbit);
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__n = int(__l);
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}
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__catch(__cxxabiv1::__forced_unwind&)
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{
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this->_M_setstate(ios_base::badbit);
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__throw_exception_again;
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}
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__catch(...)
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{ this->_M_setstate(ios_base::badbit); }
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if (__err)
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this->setstate(__err);
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}
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return *this;
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}
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@ -153,7 +203,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
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basic_istream<_CharT, _Traits>::
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operator>>(__streambuf_type* __sbout)
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{
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ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
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ios_base::iostate __err = ios_base::goodbit;
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sentry __cerb(*this, false);
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if (__cerb && __sbout)
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{
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@ -188,7 +238,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
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const int_type __eof = traits_type::eof();
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int_type __c = __eof;
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_M_gcount = 0;
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ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
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ios_base::iostate __err = ios_base::goodbit;
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sentry __cerb(*this, true);
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if (__cerb)
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{
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@ -222,7 +272,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
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get(char_type& __c)
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{
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_M_gcount = 0;
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ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
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ios_base::iostate __err = ios_base::goodbit;
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sentry __cerb(*this, true);
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if (__cerb)
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{
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@ -259,7 +309,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
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get(char_type* __s, streamsize __n, char_type __delim)
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{
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_M_gcount = 0;
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ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
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ios_base::iostate __err = ios_base::goodbit;
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sentry __cerb(*this, true);
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if (__cerb)
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{
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@ -306,7 +356,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
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get(__streambuf_type& __sb, char_type __delim)
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{
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_M_gcount = 0;
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ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
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ios_base::iostate __err = ios_base::goodbit;
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sentry __cerb(*this, true);
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if (__cerb)
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{
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@ -350,7 +400,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
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getline(char_type* __s, streamsize __n, char_type __delim)
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{
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_M_gcount = 0;
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ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
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ios_base::iostate __err = ios_base::goodbit;
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sentry __cerb(*this, true);
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if (__cerb)
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{
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@ -413,7 +463,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
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sentry __cerb(*this, true);
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if (__cerb)
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{
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ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
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ios_base::iostate __err = ios_base::goodbit;
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__try
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{
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const int_type __eof = traits_type::eof();
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@ -446,7 +496,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
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sentry __cerb(*this, true);
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if (__cerb && __n > 0)
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{
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ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
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ios_base::iostate __err = ios_base::goodbit;
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__try
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{
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const int_type __eof = traits_type::eof();
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@ -508,7 +558,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
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sentry __cerb(*this, true);
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if (__cerb && __n > 0)
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{
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ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
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ios_base::iostate __err = ios_base::goodbit;
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__try
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{
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const int_type __eof = traits_type::eof();
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@ -574,7 +624,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
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sentry __cerb(*this, true);
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if (__cerb)
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{
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ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
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ios_base::iostate __err = ios_base::goodbit;
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__try
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{
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__c = this->rdbuf()->sgetc();
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@ -603,7 +653,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
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sentry __cerb(*this, true);
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if (__cerb)
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{
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ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
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ios_base::iostate __err = ios_base::goodbit;
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__try
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{
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_M_gcount = this->rdbuf()->sgetn(__s, __n);
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@ -632,7 +682,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
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sentry __cerb(*this, true);
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if (__cerb)
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{
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ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
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ios_base::iostate __err = ios_base::goodbit;
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__try
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{
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// Cannot compare int_type with streamsize generically.
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@ -666,7 +716,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
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sentry __cerb(*this, true);
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if (__cerb)
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{
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ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
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ios_base::iostate __err = ios_base::goodbit;
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__try
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{
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const int_type __eof = traits_type::eof();
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@ -699,7 +749,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
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sentry __cerb(*this, true);
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if (__cerb)
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{
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ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
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ios_base::iostate __err = ios_base::goodbit;
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__try
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{
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const int_type __eof = traits_type::eof();
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@ -732,7 +782,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
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sentry __cerb(*this, true);
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if (__cerb)
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{
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ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
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ios_base::iostate __err = ios_base::goodbit;
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__try
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{
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__streambuf_type* __sb = this->rdbuf();
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@ -788,7 +838,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
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{
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// _GLIBCXX_RESOLVE_LIB_DEFECTS
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// DR60. Do not change _M_gcount.
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ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
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ios_base::iostate __err = ios_base::goodbit;
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__try
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{
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if (!this->fail())
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@ -821,7 +871,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
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{
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// _GLIBCXX_RESOLVE_LIB_DEFECTS
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// DR60. Do not change _M_gcount.
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ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
|
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ios_base::iostate __err = ios_base::goodbit;
|
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__try
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{
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if (!this->fail())
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@ -858,7 +908,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
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typename __istream_type::sentry __cerb(__in, false);
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if (__cerb)
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{
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ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
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ios_base::iostate __err = ios_base::goodbit;
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__try
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{
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const __int_type __cb = __in.rdbuf()->sbumpc();
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@ -891,7 +941,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
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typedef ctype<_CharT> __ctype_type;
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streamsize __extracted = 0;
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ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
|
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ios_base::iostate __err = ios_base::goodbit;
|
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typename __istream_type::sentry __cerb(__in, false);
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if (__cerb)
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{
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@ -66,7 +66,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
|
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sentry __cerb(*this);
|
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if (__cerb)
|
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{
|
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ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
|
||||
ios_base::iostate __err = ios_base::goodbit;
|
||||
__try
|
||||
{
|
||||
const __num_put_type& __np = __check_facet(this->_M_num_put);
|
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@ -119,7 +119,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
|
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basic_ostream<_CharT, _Traits>::
|
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operator<<(__streambuf_type* __sbin)
|
||||
{
|
||||
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
|
||||
ios_base::iostate __err = ios_base::goodbit;
|
||||
sentry __cerb(*this);
|
||||
if (__cerb && __sbin)
|
||||
{
|
||||
@ -157,7 +157,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
|
||||
sentry __cerb(*this);
|
||||
if (__cerb)
|
||||
{
|
||||
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
|
||||
ios_base::iostate __err = ios_base::goodbit;
|
||||
__try
|
||||
{
|
||||
const int_type __put = this->rdbuf()->sputc(__c);
|
||||
@ -213,7 +213,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
|
||||
// _GLIBCXX_RESOLVE_LIB_DEFECTS
|
||||
// DR 60. What is a formatted input function?
|
||||
// basic_ostream::flush() is *not* an unformatted output function.
|
||||
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
|
||||
ios_base::iostate __err = ios_base::goodbit;
|
||||
__try
|
||||
{
|
||||
if (this->rdbuf() && this->rdbuf()->pubsync() == -1)
|
||||
@ -257,7 +257,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
|
||||
basic_ostream<_CharT, _Traits>::
|
||||
seekp(pos_type __pos)
|
||||
{
|
||||
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
|
||||
ios_base::iostate __err = ios_base::goodbit;
|
||||
__try
|
||||
{
|
||||
if (!this->fail())
|
||||
@ -289,7 +289,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
|
||||
basic_ostream<_CharT, _Traits>::
|
||||
seekp(off_type __off, ios_base::seekdir __dir)
|
||||
{
|
||||
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
|
||||
ios_base::iostate __err = ios_base::goodbit;
|
||||
__try
|
||||
{
|
||||
if (!this->fail())
|
||||
|
||||
@ -688,13 +688,13 @@ namespace regex_constants
|
||||
value(_Ch_type __ch, int __radix) const
|
||||
{
|
||||
std::basic_istringstream<_Ch_type> __is(string_type(1, __ch));
|
||||
int __v = -1;
|
||||
int __v;
|
||||
if (__radix == 8)
|
||||
__is >> std::oct;
|
||||
else if (__radix == 16)
|
||||
__is >> std::hex;
|
||||
__is >> __v;
|
||||
return __v;
|
||||
return __is.fail() ? -1 : __v;
|
||||
}
|
||||
|
||||
// [7.8] Class basic_regex
|
||||
|
||||
@ -64,7 +64,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
|
||||
sentry __cerb(*this, true);
|
||||
if (__cerb && __n > 0)
|
||||
{
|
||||
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
|
||||
ios_base::iostate __err = ios_base::goodbit;
|
||||
__try
|
||||
{
|
||||
const int_type __eof = traits_type::eof();
|
||||
@ -136,7 +136,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
|
||||
sentry __cerb(*this, true);
|
||||
if (__cerb && __n > 0)
|
||||
{
|
||||
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
|
||||
ios_base::iostate __err = ios_base::goodbit;
|
||||
__try
|
||||
{
|
||||
const int_type __eof = traits_type::eof();
|
||||
|
||||
@ -37,7 +37,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
|
||||
getline(char_type* __s, streamsize __n, char_type __delim)
|
||||
{
|
||||
_M_gcount = 0;
|
||||
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
|
||||
ios_base::iostate __err = ios_base::goodbit;
|
||||
sentry __cerb(*this, true);
|
||||
if (__cerb)
|
||||
{
|
||||
@ -118,7 +118,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
|
||||
sentry __cerb(*this, true);
|
||||
if (__cerb && __n > 0)
|
||||
{
|
||||
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
|
||||
ios_base::iostate __err = ios_base::goodbit;
|
||||
__try
|
||||
{
|
||||
const char_type __cdelim = traits_type::to_char_type(__delim);
|
||||
@ -203,7 +203,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
|
||||
typedef __istream_type::__ctype_type __ctype_type;
|
||||
|
||||
streamsize __extracted = 0;
|
||||
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
|
||||
ios_base::iostate __err = ios_base::goodbit;
|
||||
__istream_type::sentry __cerb(__in, false);
|
||||
if (__cerb)
|
||||
{
|
||||
@ -286,7 +286,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
|
||||
typedef __string_type::size_type __size_type;
|
||||
|
||||
__size_type __extracted = 0;
|
||||
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
|
||||
ios_base::iostate __err = ios_base::goodbit;
|
||||
__istream_type::sentry __cerb(__in, false);
|
||||
if (__cerb)
|
||||
{
|
||||
@ -368,7 +368,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
|
||||
|
||||
__size_type __extracted = 0;
|
||||
const __size_type __n = __str.max_size();
|
||||
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
|
||||
ios_base::iostate __err = ios_base::goodbit;
|
||||
__istream_type::sentry __cerb(__in, true);
|
||||
if (__cerb)
|
||||
{
|
||||
@ -444,7 +444,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
|
||||
getline(char_type* __s, streamsize __n, char_type __delim)
|
||||
{
|
||||
_M_gcount = 0;
|
||||
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
|
||||
ios_base::iostate __err = ios_base::goodbit;
|
||||
sentry __cerb(*this, true);
|
||||
if (__cerb)
|
||||
{
|
||||
@ -525,7 +525,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
|
||||
sentry __cerb(*this, true);
|
||||
if (__cerb && __n > 0)
|
||||
{
|
||||
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
|
||||
ios_base::iostate __err = ios_base::goodbit;
|
||||
__try
|
||||
{
|
||||
const char_type __cdelim = traits_type::to_char_type(__delim);
|
||||
@ -614,7 +614,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
|
||||
|
||||
__size_type __extracted = 0;
|
||||
const __size_type __n = __str.max_size();
|
||||
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
|
||||
ios_base::iostate __err = ios_base::goodbit;
|
||||
__istream_type::sentry __cerb(__in, true);
|
||||
if (__cerb)
|
||||
{
|
||||
|
||||
@ -59,7 +59,7 @@ void test13()
|
||||
iss2.str(digits);
|
||||
iss2.clear();
|
||||
iss2 >> i;
|
||||
VERIFY( i == 0 );
|
||||
VERIFY( i == numeric_limits<int>::max() );
|
||||
VERIFY( iss2.fail() );
|
||||
}
|
||||
|
||||
|
||||
@ -0,0 +1,101 @@
|
||||
// 2009-07-15 Paolo Carlini <paolo.carlini@oracle.com>
|
||||
//
|
||||
// Copyright (C) 2009 Free Software Foundation, Inc.
|
||||
//
|
||||
// This file is part of the GNU ISO C++ Library. This library is free
|
||||
// software; you can redistribute it and/or modify it under the
|
||||
// terms of the GNU General Public License as published by the
|
||||
// Free Software Foundation; either version 3, or (at your option)
|
||||
// any later version.
|
||||
|
||||
// This library is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
|
||||
// You should have received a copy of the GNU General Public License along
|
||||
// with this library; see the file COPYING3. If not see
|
||||
// <http://www.gnu.org/licenses/>.
|
||||
|
||||
// 27.6.1.2.2 arithmetic extractors
|
||||
|
||||
#include <sstream>
|
||||
#include <limits>
|
||||
#include <testsuite_hooks.h>
|
||||
|
||||
// DR 696.
|
||||
void test01()
|
||||
{
|
||||
using namespace std;
|
||||
bool test __attribute__((unused)) = true;
|
||||
|
||||
short s1 = 0;
|
||||
ostringstream oss1;
|
||||
oss1 << numeric_limits<short>::max();
|
||||
istringstream iss1(oss1.str());
|
||||
iss1 >> s1;
|
||||
VERIFY( s1 == numeric_limits<short>::max() );
|
||||
VERIFY( !iss1.fail() && iss1.eof() );
|
||||
|
||||
short s2 = 0;
|
||||
ostringstream oss2;
|
||||
oss2 << static_cast<long long>(numeric_limits<short>::max()) + 1;
|
||||
istringstream iss2(oss2.str());
|
||||
iss2 >> s2;
|
||||
VERIFY( s2 == numeric_limits<short>::max() );
|
||||
VERIFY( iss2.fail() && iss2.eof() );
|
||||
|
||||
short s3 = 0;
|
||||
ostringstream oss3;
|
||||
oss3 << numeric_limits<short>::min();
|
||||
istringstream iss3(oss3.str());
|
||||
iss3 >> s3;
|
||||
VERIFY( s3 == numeric_limits<short>::min() );
|
||||
VERIFY( !iss3.fail() && iss3.eof() );
|
||||
|
||||
short s4 = 0;
|
||||
ostringstream oss4;
|
||||
oss4 << static_cast<long long>(numeric_limits<short>::min()) - 1;
|
||||
istringstream iss4(oss4.str());
|
||||
iss4 >> s4;
|
||||
VERIFY( s4 == numeric_limits<short>::min() );
|
||||
VERIFY( iss4.fail() && iss4.eof() );
|
||||
|
||||
int i1 = 0;
|
||||
ostringstream oss5;
|
||||
oss5 << numeric_limits<int>::max();
|
||||
istringstream iss5(oss5.str());
|
||||
iss5 >> i1;
|
||||
VERIFY( i1 == numeric_limits<int>::max() );
|
||||
VERIFY( !iss5.fail() && iss5.eof() );
|
||||
|
||||
int i2 = 0;
|
||||
ostringstream oss6;
|
||||
oss6 << static_cast<long long>(numeric_limits<int>::max()) + 1;
|
||||
istringstream iss6(oss6.str());
|
||||
iss6 >> i2;
|
||||
VERIFY( i1 == numeric_limits<int>::max() );
|
||||
VERIFY( iss6.fail() && iss6.eof() );
|
||||
|
||||
int i3 = 0;
|
||||
ostringstream oss7;
|
||||
oss7 << numeric_limits<int>::min();
|
||||
istringstream iss7(oss7.str());
|
||||
iss7 >> i3;
|
||||
VERIFY( i3 == numeric_limits<int>::min() );
|
||||
VERIFY( !iss7.fail() && iss7.eof() );
|
||||
|
||||
int i4 = 0;
|
||||
ostringstream oss8;
|
||||
oss8 << static_cast<long long>(numeric_limits<int>::min()) - 1;
|
||||
istringstream iss8(oss8.str());
|
||||
iss8 >> i4;
|
||||
VERIFY( i4 == numeric_limits<int>::min() );
|
||||
VERIFY( iss8.fail() && iss8.eof() );
|
||||
}
|
||||
|
||||
int main()
|
||||
{
|
||||
test01();
|
||||
return 0;
|
||||
}
|
||||
@ -56,7 +56,7 @@ void test13()
|
||||
iss2.str(digits);
|
||||
iss2.clear();
|
||||
iss2 >> i;
|
||||
VERIFY( i == 0 );
|
||||
VERIFY( i == numeric_limits<int>::max() );
|
||||
VERIFY( iss2.fail() );
|
||||
}
|
||||
|
||||
|
||||
@ -0,0 +1,101 @@
|
||||
// 2009-07-15 Paolo Carlini <paolo.carlini@oracle.com>
|
||||
//
|
||||
// Copyright (C) 2009 Free Software Foundation, Inc.
|
||||
//
|
||||
// This file is part of the GNU ISO C++ Library. This library is free
|
||||
// software; you can redistribute it and/or modify it under the
|
||||
// terms of the GNU General Public License as published by the
|
||||
// Free Software Foundation; either version 3, or (at your option)
|
||||
// any later version.
|
||||
|
||||
// This library is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
|
||||
// You should have received a copy of the GNU General Public License along
|
||||
// with this library; see the file COPYING3. If not see
|
||||
// <http://www.gnu.org/licenses/>.
|
||||
|
||||
// 27.6.1.2.2 arithmetic extractors
|
||||
|
||||
#include <sstream>
|
||||
#include <limits>
|
||||
#include <testsuite_hooks.h>
|
||||
|
||||
// DR 696.
|
||||
void test01()
|
||||
{
|
||||
using namespace std;
|
||||
bool test __attribute__((unused)) = true;
|
||||
|
||||
short s1 = 0;
|
||||
wostringstream oss1;
|
||||
oss1 << numeric_limits<short>::max();
|
||||
wistringstream iss1(oss1.str());
|
||||
iss1 >> s1;
|
||||
VERIFY( s1 == numeric_limits<short>::max() );
|
||||
VERIFY( !iss1.fail() && iss1.eof() );
|
||||
|
||||
short s2 = 0;
|
||||
wostringstream oss2;
|
||||
oss2 << static_cast<long long>(numeric_limits<short>::max()) + 1;
|
||||
wistringstream iss2(oss2.str());
|
||||
iss2 >> s2;
|
||||
VERIFY( s2 == numeric_limits<short>::max() );
|
||||
VERIFY( iss2.fail() && iss2.eof() );
|
||||
|
||||
short s3 = 0;
|
||||
wostringstream oss3;
|
||||
oss3 << numeric_limits<short>::min();
|
||||
wistringstream iss3(oss3.str());
|
||||
iss3 >> s3;
|
||||
VERIFY( s3 == numeric_limits<short>::min() );
|
||||
VERIFY( !iss3.fail() && iss3.eof() );
|
||||
|
||||
short s4 = 0;
|
||||
wostringstream oss4;
|
||||
oss4 << static_cast<long long>(numeric_limits<short>::min()) - 1;
|
||||
wistringstream iss4(oss4.str());
|
||||
iss4 >> s4;
|
||||
VERIFY( s4 == numeric_limits<short>::min() );
|
||||
VERIFY( iss4.fail() && iss4.eof() );
|
||||
|
||||
int i1 = 0;
|
||||
wostringstream oss5;
|
||||
oss5 << numeric_limits<int>::max();
|
||||
wistringstream iss5(oss5.str());
|
||||
iss5 >> i1;
|
||||
VERIFY( i1 == numeric_limits<int>::max() );
|
||||
VERIFY( !iss5.fail() && iss5.eof() );
|
||||
|
||||
int i2 = 0;
|
||||
wostringstream oss6;
|
||||
oss6 << static_cast<long long>(numeric_limits<int>::max()) + 1;
|
||||
wistringstream iss6(oss6.str());
|
||||
iss6 >> i2;
|
||||
VERIFY( i1 == numeric_limits<int>::max() );
|
||||
VERIFY( iss6.fail() && iss6.eof() );
|
||||
|
||||
int i3 = 0;
|
||||
wostringstream oss7;
|
||||
oss7 << numeric_limits<int>::min();
|
||||
wistringstream iss7(oss7.str());
|
||||
iss7 >> i3;
|
||||
VERIFY( i3 == numeric_limits<int>::min() );
|
||||
VERIFY( !iss7.fail() && iss7.eof() );
|
||||
|
||||
int i4 = 0;
|
||||
wostringstream oss8;
|
||||
oss8 << static_cast<long long>(numeric_limits<int>::min()) - 1;
|
||||
wistringstream iss8(oss8.str());
|
||||
iss8 >> i4;
|
||||
VERIFY( i4 == numeric_limits<int>::min() );
|
||||
VERIFY( iss8.fail() && iss8.eof() );
|
||||
}
|
||||
|
||||
int main()
|
||||
{
|
||||
test01();
|
||||
return 0;
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user