re PR fortran/52473 (CSHIFT slow - inline it?)

re PR fortran/52473 (CSHIFT slow - inline it?)

2017-06-18  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/52473
	* m4/cshift0.m4:  For arrays that are contiguous up to
	shift, implement blocked algorighm for cshift.
	* generated/cshift0_c10.c:  Regenerated.
	* generated/cshift0_c16.c:  Regenerated.
	* generated/cshift0_c4.c:  Regenerated.
	* generated/cshift0_c8.c:  Regenerated.
	* generated/cshift0_i1.c:  Regenerated.
	* generated/cshift0_i16.c:  Regenerated.
	* generated/cshift0_i2.c:  Regenerated.
	* generated/cshift0_i4.c:  Regenerated.
	* generated/cshift0_i8.c:  Regenerated.
	* generated/cshift0_r10.c:  Regenerated.
	* generated/cshift0_r16.c:  Regenerated.
	* generated/cshift0_r4.c:  Regenerated.
	* generated/cshift0_r8.c:  Regenerated.

2017-06-18  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/52473
	* gfortran.dg/cshift_1.f90:  New test.

From-SVN: r249350