[Bug libffi/65726] [5/6 Regression] libffi fails to build when not bootstrapping: configure: error: C++ preprocessor "/lib/cpp" fails sanity check

[andreast at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65726

--- Comment #13 from Andreas Tobler <andreast at gcc dot gnu.org> ---
Author: andreast
Date: Fri Dec  4 20:25:13 2015
New Revision: 231305

URL: https://gcc.gnu.org/viewcvs?rev=231305&root=gcc&view=rev
Log:
2015-12-04  Andreas Tobler  <andreast@gcc.gnu.org>

    Backport from mainline
    2015-12-01  Andreas Tobler  <andreast@gcc.gnu.org>

    PR libffi/65726
    * Makefile.def (lang_env_dependencies): Make libffi depend
    on cxx.
    * Makefile.in: Regenerate.

Modified:
    branches/gcc-4_9-branch/ChangeLog
    branches/gcc-4_9-branch/Makefile.def
    branches/gcc-4_9-branch/Makefile.in