2002-05-15 Benjamin Kosnik <bkoz@redhat.com>
+ PR libstdc++/6518
+ * include/bits/ostream.tcc (ostream::operator<<(const char*)): Fix
+ for null case.
+ (ostream::operator<<(const _CharT*)): Same.
+ (ostream<char>::operator<<(const char*)): Same.
+ * testsuite/27_io/ostream_inserter_char.cc (test07): Add test.
+
+2002-05-15 Benjamin Kosnik <bkoz@redhat.com>
+
PR libstdc++/6594
* src/strstream.cc (strstreambuf): Fix leak.
{
streamsize __w = __out.width();
_CharT* __pads = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __w));
- streamsize __len = static_cast<streamsize>(_Traits::length(__s));
+ streamsize __len = __s
+ ? static_cast<streamsize>(_Traits::length(__s)) : 0;
if (__w > __len)
{
__pad(__out, __out.fill(), __pads, __s, __w, __len, false);
}
__out.write(__s, __len);
__out.width(0);
+ if (!__len)
+ __out.setstate(ios_base::badbit);
}
catch(exception& __fail)
{
#ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS
// 167. Improper use of traits_type::length()
// Note that this is only in 'Review' status.
- typedef char_traits<char> __ctraits_type;
+ typedef char_traits<char> __traits_type;
#endif
typename __ostream_type::sentry __cerb(__out);
if (__cerb)
{
- size_t __clen = __ctraits_type::length(__s);
+ size_t __clen = __s ? __traits_type::length(__s) : 0;
_CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * (__clen + 1)));
- for (size_t __i = 0; __i <= __clen; ++__i)
+ for (size_t __i = 0; __i < __clen; ++__i)
__ws[__i] = __out.widen(__s[__i]);
_CharT* __str = __ws;
}
__out.write(__str, __len);
__out.width(0);
+ if (!__len)
+ __out.setstate(ios_base::badbit);
}
catch(exception& __fail)
{
{
streamsize __w = __out.width();
char* __pads = static_cast<char*>(__builtin_alloca(__w));
- streamsize __len = static_cast<streamsize>(_Traits::length(__s));
+ streamsize __len = __s ?
+ static_cast<streamsize>(_Traits::length(__s)) : 0;
if (__w > __len)
{
__pad(__out, __out.fill(), __pads, __s, __w, __len, false);
}
__out.write(__s, __len);
__out.width(0);
+ if (!__len)
+ __out.setstate(ios_base::badbit);
}
catch(exception& __fail)
{
#endif
}
+void test08()
+{
+ bool test = true;
+ char* pt = NULL;
+
+ // 1
+ std::ostringstream oss;
+ oss << pt << std::endl;
+ VERIFY( oss.bad() );
+ VERIFY( oss.str().size() == 0 );
+
+#if _GLIBCPP_USE_WCHAR_T
+ // 2
+ std::wostringstream woss;
+ woss << pt << std::endl;
+ VERIFY( woss.bad() );
+ VERIFY( woss.str().size() == 0 );
+
+ // 3
+ wchar_t* wt = NULL;
+ woss.clear();
+ woss << wt << std::endl;
+ VERIFY( woss.bad() );
+ VERIFY( woss.str().size() == 0 );
+#endif
+}
+
int main()
{
test01();
test05();
test06();
test07();
+ test08();
return 0;
}