K 10
svn:author
V 6
gerald
K 8
svn:date
V 27
2018-05-23T21:34:18.679422Z
K 7
svn:log
V 396
Fix the build on FreeBSD versions with libc++ as default.

The failure mode looked as follows:

  In file included from /scratch/tmp/gerald/gcc-HEAD/libcpp/system.h:442:
  In file included from /usr/include/c++/v1/new:91:
  /usr/include/c++/v1/exception:180:5: error: no member named 'fancy_abort'
  in namespace 'std::__1'; did you mean simply 'fancy_abort'?
      _VSTD::abort();
      ^~~~~~~

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