2014-08-31  Tobias Burnus  <burnus@net-b.de>

gcc/fortran/
        * trans-decl.c (gfc_build_builtin_function_decls): Add
        may_require_tmp dummy argument.
        * trans-intrinsic.c (gfc_conv_intrinsic_caf_get,
        conv_caf_send): Handle may_require_tmp argument.
        (gfc_conv_intrinsic_function): Update call.
        * gfortran.texi (_gfortran_caf_send, _gfortran_caf_get,
        _gfortran_caf_sendget): Update interface description.

gcc/testsuite/
        * gfortran.dg/coarray_lib_comm_1.f90: New.

libgfortran/
        * caf/libcaf.h (_gfortran_caf_send, _gfortran_caf_get,
        _gfortran_caf_sendget): Update prototype.
        * caf/single.c (_gfortran_caf_send, _gfortran_caf_get,
        _gfortran_caf_sendget): Handle may_require_tmp.

From-SVN: r214764