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The convertible_to traits need to use a variadic catch-all for the false-cases.

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The convertible_to traits need to use a variadic catch-all for the
false-cases.
* include/std/istream (__is_convertible_to_basic_istream):
Change the parameter of the false-case of __check to a variadic.
* include/std/ostream (__is_convertible_to_basic_ostream):
Likewise.

From-SVN: r243098
This commit is contained in:
Ville Voutilainen 2016-12-01 09:14:19 +02:00 • committed by Ville Voutilainen
parent f73ee211c3
commit d9b2d86c74
3 changed files with 11 additions and 2 deletions
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9
libstdc++-v3/ChangeLog
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@ -1,3 +1,12 @@
2016-12-01 Ville Voutilainen <ville.voutilainen@gmail.com>
The convertible_to traits need to use a variadic catch-all for the
false-cases.
* include/std/istream (__is_convertible_to_basic_istream):
Change the parameter of the false-case of __check to a variadic.
* include/std/ostream (__is_convertible_to_basic_ostream):
Likewise.
2016-12-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
* crossconfig.m4 (*-linux*): Add link-check for memalign.

2
libstdc++-v3/include/std/istream
View file

@ -915,7 +915,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
template<typename _Ch, typename _Up>
static basic_istream<_Ch, _Up>& __check(basic_istream<_Ch, _Up>*);
static void __check(void*);
static void __check(...);
public:
using istream_type =
decltype(__check(declval<typename remove_reference<_Tp>::type*>()));

2
libstdc++-v3/include/std/ostream
View file

@ -619,7 +619,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
template<typename _Ch, typename _Up>
static basic_ostream<_Ch, _Up>& __check(basic_ostream<_Ch, _Up>*);
static void __check(void*);
static void __check(...);
public:
using ostream_type =
decltype(__check(declval<typename remove_reference<_Tp>::type*>()));