GitLab

	* io/io.h (unit_access): Add ACCESS_APPEND.
	* io/open.c (access_opt): Add APPEND value for ACCESS keyword.
	(st_open): Use that new value to set the POSITION accordingly.

	* gfortran.dg/open_access_append_1.f90: New test.
	* gfortran.dg/open_access_append_2.f90: New test.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@107119 138bc75d-0d04-0410-961f-82ee72b054a4