gcc5 C++11 ABI rebuilds and FTBFS packages

[Rex Dieter]

Jonathan Wakely wrote:

> On 18/05/15 13:42 +0100, Jonathan Wakely wrote:
>>On 18/05/15 13:39 +0100, Jonathan Wakely wrote:
>>>On 04/05/15 13:09 +0200, Kalev Lember wrote:
>>>>lyx:          
>>>>http://koji.fedoraproject.org/koji/taskinfo?taskID=9651160
>>>
>>>It looks like LyX forward-declares std::basic_string, which is (1)
>>>undefined behaviour and (2) not going to work now that std::string is
>>>really defined as std::__cxx11::basic_string.
>>>
>>>This should be fixed upstream.
>>
>>Suggested fix:
>>
>>--- src/support/strfwd.h.orig   2015-05-18 13:41:25.847007324 +0100
>>+++ src/support/strfwd.h        2015-05-18 13:41:49.892072937 +0100
>>@@ -36,8 +36,8 @@
>>
>>#endif
>>
>>-// Forward definitions do not work with libc++
>>-#ifdef  _LIBCPP_VERSION
>>+// Forward definitions do not work with libc++ or GCC5
>>+#if defined(_LIBCPP_VERSION) || __GNUC__ >= 5
>>#include <string>
>>#else
> 
> Oh good, it's already fixed upstream:
> 
http://www.lyx.org/trac/changeset/51cc8aa9f6b784f806b1d9cc97fe0749ffac29af/lyxgit

thanks for the hint, I pulled in the fix today and it worked (among several 
other small fixes).

-- Rex