2019-01-15 Thomas Koenig <tkoenig@gcc.gnu.org>

2019-01-15  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/43072
	* resolve.c (resolve_array_ref): Add equal_length argument; set it
	if the length of the substring equals that of the orignal
	variable.
	(resolve_ref): Remove the substring if it is equal in length to
	the original variable, unless it is an EXPR_SUBSTRING).

2019-01-15  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/43072
	* gfortran.dg/actual_array_substr_3.f90: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@267953 138bc75d-0d04-0410-961f-82ee72b054a4