[libcxx] r292830 - Fix GCC C++03 build by hiding default template argument in C++03

[Hans Wennborg via cfe-commits]

We merged the first one, so I suppose we better fix it :-)

Sounds good to me.

On Mon, Jan 23, 2017 at 1:37 PM, Eric Fiselier <eric at efcs.ca> wrote:
> This patch should be merge into the 4.0 branch.
>
> It fixes a bug introduced to the 4.0 branch in r292354
> (https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=216054).
>
> /Eric
>
> On Mon, Jan 23, 2017 at 2:24 PM, Eric Fiselier via cfe-commits
> <cfe-commits at lists.llvm.org> wrote:
>>
>> Author: ericwf
>> Date: Mon Jan 23 15:24:58 2017
>> New Revision: 292830
>>
>> URL: http://llvm.org/viewvc/llvm-project?rev=292830&view=rev
>> Log:
>> Fix GCC C++03 build by hiding default template argument in C++03
>>
>> Modified:
>>     libcxx/trunk/include/string
>>
>> Modified: libcxx/trunk/include/string
>> URL:
>> http://llvm.org/viewvc/llvm-project/libcxx/trunk/include/string?rev=292830&r1=292829&r2=292830&view=diff
>>
>> ==============================================================================
>> --- libcxx/trunk/include/string (original)
>> +++ libcxx/trunk/include/string Mon Jan 23 15:24:58 2017
>> @@ -818,7 +818,10 @@ public:
>>      operator __self_view() const _NOEXCEPT { return __self_view(data(),
>> size()); }
>>
>>      basic_string& operator=(const basic_string& __str);
>> +
>> +#ifndef _LIBCPP_CXX03_LANG
>>      template <class = void>
>> +#endif
>>      _LIBCPP_INLINE_VISIBILITY
>>      basic_string& operator=(__self_view __sv)  {return assign(__sv);}
>>  #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
>>
>>
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>
>