re PR fortran/77414 (ICE in create_function_arglist, at fortran/trans-decl.c:2410)

re PR fortran/77414 (ICE in create_function_arglist, at fortran/trans-decl.c:2410)

2018-03-18  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/77414
	* decl.c (get_proc_name):  Check for a subroutine re-defined in
	the contain portion of a subroutine.  Change language of existing
	error message to better describe the issue. While here fix whitespace
	issues.

2018-03-18  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/77414
	* gfortran.dg/pr77414.f90: New test.
	* gfortran.dg/internal_references_1.f90: Adjust error message.

From-SVN: r258633