Re: AFFECTS: 10-CURRENT users with any port depending on converters/libiconv

On Sat, 7 Sep 2013 21:13:36 +0200
"O. Hartmann" <ohartman_at_zedat.fu-berlin.de> wrote:

> While proceeding in the iconv-mess, I run into a very nasty situation
> with some ports showing strange linker errors on most recent systems.
> 
> The symptoms are present on boxes with CURRENT > r255259, for
> instance, the error below is taken from a box which has already
> compiled the port in question successfully, but then I recompiled
> world, installed world and proceeded this morning with the port's
> updating mess. And the boxes in question are at
> 
> FreeBSD 10.0-CURRENT #2 r255356: Sat Sep  7 13:04:03 CEST 2013 amd64
> 
> Those machines I maintain all use the very same /etc/src.conf and
> settings there, so issues with libc++11 et cetera must then related to
> the different OS revision.
> 
> I see qt4-scripts and kdelibs4 failing with some strange undefined
> references to 'swap' in c++ classes, as well as several very severe
> prerequisits for kdevelop (I do not use KDE, so I simply have the
> kdevelopp stuff amongst necessary ports). Below the failing port
> textproc/libxml++26 which fails on r255356, but not on the box with
> r255259.
> 
> On the failing system, I'm able to compile the port devel/glibmm.
> 
> 
> [...]
> libtool: link: c++ -Wall -O2 -pipe -O3 -march=native
> -fno-strict-aliasing -o
> examples/dom_parse_entities/.libs/dom_parse_entities
> examples/dom_parse_entities/main.o  libxml++/.libs/libxml++-2.6.so
> -L/usr/local/lib /usr/local/lib/libxml2.so -L/usr/lib -lz -llzma
> -lm /usr/local/lib/libglibmm-2.4.so /usr/local/lib/libgmodule-2.0.so /usr/local/lib/libgobject-2.0.so /usr/local/lib/libffi.so /usr/local/lib/libglib-2.0.so
> -licui18n /usr/local/lib/libpcre.so /usr/local/lib/libintl.so /usr/local/lib/libsigc-2.0.so
> -pthread -Wl,-rpath -Wl,/usr/local/lib libtool: link: c++ -Wall -O2
> -pipe -O3 -march=native -fno-strict-aliasing -o
> examples/dom_build/.libs/dom_build examples/dom_build/main.o
> libxml++/.libs/libxml++-2.6.so
> -L/usr/local/lib /usr/local/lib/libxml2.so -L/usr/lib -lz -llzma
> -lm /usr/local/lib/libglibmm-2.4.so /usr/local/lib/libgmodule-2.0.so /usr/local/lib/libgobject-2.0.so /usr/local/lib/libffi.so /usr/local/lib/libglib-2.0.so
> -licui18n /usr/local/lib/libpcre.so /usr/local/lib/libintl.so /usr/local/lib/libsigc-2.0.so
> -pthread -Wl,-rpath
> -Wl,/usr/local/lib /usr/local/lib/libglibmm-2.4.so: undefined
> reference to
> `sigc::internal::signal_impl::erase(std::__1::__list_iterator<sigc::slot_base,
> void*>)' /usr/local/lib/libglibmm-2.4.so: undefined reference to
> `sigc::internal::signal_impl::insert(std::__1::__list_iterator<sigc::slot_base,
> void*>, sigc::slot_base const&)' /usr/local/lib/libglibmm-2.4.so:
> undefined reference to
> `sigc::internal::signal_impl::erase(std::__1::__list_iterator<sigc::slot_base,
> void*>)/usr/local/lib/libglibmm-2.4.so: undefined reference to
> `sigc::internal::signal_impl::erase(std::__1::__list_iterator<sigc::slot_base,
> void*>)'
> ' /usr/local/lib/libglibmm-2.4.so: /usr/local/lib/libglibmm-2.4.so:
> undefined reference to
> `sigc::internal::signal_impl::insert(std::__1::__list_iterator<sigc::slot_base,
> void*>, sigc::slot_base const&)' undefined reference to
> `sigc::internal::signal_impl::insert(std::__1::__list_iterator<sigc::slot_base,
> void*>, sigc::slot_base const&)' c++: error: linker command failed
> with exit code 1 (use -v to see invocation) gmake[2]: ***
> [examples/dom_parser/dom_parser] Error 1 gmake[2]: *** Waiting for
> unfinished jobs.... c++: error: linker command failed with exit code
> 1 (use -v to see invocation) c++: error: linker command failed with
> exit code 1 (use -v to see invocation) gmake[2]: ***
> [examples/dom_parse_entities/dom_parse_entities] Error 1 gmake[2]:
> *** [examples/dom_build/dom_build] Error 1 gmake[2]: Leaving
> directory `/usr/ports/textproc/libxml++26/work/libxml++-2.34.2'
> gmake[1]: *** [all] Error 2 gmake[1]: Leaving directory
> `/usr/ports/textproc/libxml++26/work/libxml++-2.34.2' ===>
> Compilation failed unexpectedly. Try to set MAKE_JOBS_UNSAFE=yes and
> rebuild before reporting the failure to the maintainer. *** Error
> code 1
> 
> Stop.
> make: stopped in /usr/ports/textproc/libxml++26
> 
> ===>>> make failed for textproc/libxml++26
> ===>>> Aborting update
> 
> ===>>> Update for textproc/libxml++26 failed
> ===>>> Aborting update
> 
> ===>>> Killing background jobs
> Terminated
> 
> ===>>> You can restart from the point of failure with this command
> line: portmaster <flags> x11-toolkits/pangomm textproc/libxml++26 
> 
> ===>>> Exiting
> 

This happens in devel/qt4-script only on most recent r255356. Same
port, same revision of the ports-tree (326682) on a box with r255259
compiles without error.

[...]
In file included
from ../3rdparty/javascriptcore/JavaScriptCore/API/JSBase.cpp:26: In
file included
from ../3rdparty/javascriptcore/JavaScriptCore/config.h:68: In file
included
from ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.h:27: In
file included from /usr/include/c++/v1/new:56: In file included
from /usr/include/c++/v1/exception:81: /usr/include/c++/v1/type_traits:3175:22:
error: call to 'swap' is ambiguous typedef
decltype(swap(_VSTD::declval<_Tp&>(), _VSTD::declval<_Tp&>())) type;