[MacPorts] #34288: clang ports use the old/dated libstdc++ from the host (gcc-4.2 based)

[MacPorts]

#34288: clang ports use the old/dated libstdc++ from the host (gcc-4.2 based)
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 Reporter:  christophe.prudhomme@…                |       Owner:  jeremyhu@…                                              
     Type:  defect                                |      Status:  assigned                                                
 Priority:  Normal                                |   Milestone:                                                          
Component:  ports                                 |     Version:  2.0.4                                                   
 Keywords:                                        |        Port:  clang-2.9 clang-3.0 clang-3.1 clang-3.2 libstdc++ libc++
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Comment(by jeremyhu@…):

 Actually, it even works on SL for me with the GNU libstdc++.

 You need to provide more information about your setup, what you're
 running, and what the output is.

 {{{
 ~ $ cat test.cxx
 #include <boost/signals2.hpp>

 ~ $ /opt/local/bin/clang++-mp-3.1 -c test.cxx -I/opt/local/include -v
 clang version 3.0 (tags/RELEASE_30/final)
 Target: x86_64-apple-darwin10.8.0
 Thread model: posix
  "/opt/local/libexec/llvm-3.0/bin/clang" -cc1 -triple x86_64-apple-
 macosx10.6.8 -emit-obj -mrelax-all -disable-free -disable-llvm-verifier
 -main-file-name test.cxx -pic-level 1 -mdisable-fp-elim -masm-verbose
 -munwind-tables -target-cpu core2 -target-linker-version 127.2 -v
 -coverage-file test.o -resource-dir
 /opt/local/libexec/llvm-3.0/bin/../lib/clang/3.0 -I /opt/local/include
 -fmodule-cache-path /var/tmp/clang-module-cache -fdeprecated-macro
 -ferror-limit 19 -fmessage-length 121 -stack-protector 1 -fblocks -fobjc-
 dispatch-method=mixed -fcxx-exceptions -fexceptions -fdiagnostics-show-
 option -fcolor-diagnostics -o test.o -x c++ test.cxx
 clang -cc1 version 3.0 based upon llvm 3.0 hosted on x86_64-apple-
 darwin10.8.0
 ignoring nonexistent directory "/usr/local/include"
 #include "..." search starts here:
 #include <...> search starts here:
  /opt/local/include
  /usr/include/c++/4.2.1
  /usr/include/c++/4.2.1/i686-apple-darwin10/x86_64
  /usr/include/c++/4.2.1/backward
  /usr/include/c++/4.0.0
  /usr/include/c++/4.0.0/i686-apple-darwin8/
  /usr/include/c++/4.0.0/backward
  /opt/local/libexec/llvm-3.0/bin/../lib/clang/3.0/include
  /usr/include
  /System/Library/Frameworks (framework directory)
  /Library/Frameworks (framework directory)
 End of search list.
 }}}

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Ticket URL: <https://trac.macports.org/ticket/34288#comment:5>
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