Re: [Cppcms-users] FreeBSD 11+clang fails to build backtrace.cpp

[Nazım C. B. <naz...@ne...>]

Thank you very much.

Regards,
Nazim Can.


On 04/03/17 01:17, Artyom Beilis wrote:
> Fixed in master... now backtrace works in BSD and not just disabled as
> per your patch
>
> Artyom
>
>>> Hi Artyom,
>>>
>>> This looks like related with closed bug "#78 FreeBSD+clang w/ c++11 fails to
>>> build backtrace.cpp...".
>>>
>>> Operating system:
>>>
>>> $ uname -a
>>> FreeBSD web1.bhyve.local 11.0-RELEASE-p1 FreeBSD 11.0-RELEASE-p1 #0 r306420:
>>> Thu Sep 29 01:43:23 UTC 2016
>>> ro...@re...:/usr/obj/usr/src/sys/GENERIC  amd64
>>>
>>> Compiler:
>>>
>>> $ clang --version
>>> FreeBSD clang version 3.8.0 (tags/RELEASE_380/final 262564) (based on LLVM
>>> 3.8.0)
>>> Target: x86_64-unknown-freebsd11.0
>>> Thread model: posix
>>> InstalledDir: /usr/bin
>>>
>>> When trying to compile CppCMS on this system, compiler generates following
>>> errors:
>>>
>>> $ make
>>> [  0%] Building CXX object
>>> booster/CMakeFiles/booster.dir/lib/backtrace/src/backtrace.cpp.o
>>> /home/nazim/cppcms/booster/lib/backtrace/src/backtrace.cpp:51:16: error:
>>> functions that differ only in their return type cannot be overloaded
>>>          extern void * _Unwind_GetIP (void *);
>>>                 ~~~~~~ ^
>>> /usr/include/c++/v1/unwind-itanium.h:92:22: note: previous declaration is
>>> here
>>> extern unsigned long _Unwind_GetIP (struct _Unwind_Context *);
>>>         ~~~~~~~~      ^
>>> /home/nazim/cppcms/booster/lib/backtrace/src/backtrace.cpp:80:48: error: no
>>> matching function for call to '_Unwind_GetIP'
>>>                          d->array[d->total++] = _Unwind_GetIP(context);
>>>                                                 ^~~~~~~~~~~~~
>>> /usr/include/c++/v1/unwind-itanium.h:92:22: note: candidate function not
>>> viable: cannot convert argument of incomplete type 'void *' to
>>>        'struct _Unwind_Context *'
>>> extern unsigned long _Unwind_GetIP (struct _Unwind_Context *);
>>>                       ^
>>> 2 errors generated.
>>> *** Error code 1
>>>
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