std::quoted doesn't respect padding

[Jonathan Wakely]

On 05/06/14 11:43 -0400, Ed Smith-Rowland wrote:
>On 04/01/2014 07:33 AM, Jonathan Wakely wrote:
>>[CCing gcc-patches]
>>
>>On 11/03/14 11:18 -0400, Ed Smith-Rowland wrote:
>>>On 02/14/2014 07:56 PM, Jonathan Wakely wrote:
>>>>We need to implement this fix (probably after 4.9 is released though)
>>>>
>>>>http://cplusplus.github.io/LWG/lwg-active.html#2344
>>>>
>>>Here is a patch (Stage 1 obviously).
>>
>>A couple of things I didn't notice earlier ...
>>
>>>Index: include/std/iomanip
>>>===================================================================
>>>--- include/std/iomanip    (revision 208430)
>>>+++ include/std/iomanip    (working copy)
>>>@@ -41,6 +41,7 @@
>>>
>>>#if __cplusplus >= 201103L
>>>#include <locale>
>>>+#include <sstream> // used in quoted.
>>
>>We really only need <sstream> for __cplusplus > 201103L, otherwise we
>>include it unnecessarily for C++11.
>>
>>>
>>>-    return __os;
>>>+    return __os << __ostr.str();
>>>      }
>>
>>It should be slightly more efficient to do __os << __ostr.rdbuf() here,
>>and in the other operator<< overload, since that copies directly from
>>the stringbuf to __os's own streambuf, rather than creating a
>>temporary std::string and copying from that.
>>
>>
>Sorry for the hiatus...
>
>Here is a new patch with issues fixed.
>
>OK if it passes testing on x86_64-linux?

Great, OK for trunk and 4.9 too, I think.

Thanks!