2008-07-21  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR libfortran/36773
	* intrinsics/cshift0.c (cshift0):  Return early if size of array
	is zero.
	* intrinsics/eoshift0.c (eoshift0):  Return early if size of
	return array is zero.
	* intrinsics/eoshift2.c (eoshift2):  Likewise.
	* m4/eoshift1.m4 (eoshift1):  Return early if size of array
	is zero.
	* m4/eoshift3.m4 (eoshift3):  Likewise.
	* m4/eoshift2.m4 (eoshift2):  Return early if size of return
	array is zero.
	* m4/eoshift4.m4 (eoshift2):  Return early if size of return
	array is zero.
	* generated/cshift1_16.c: Regenerated.
	* generated/cshift1_4.c: Regenerated.
	* generated/cshift1_8.c: Regenerated.
	* generated/eoshift1_16.c: Regenerated.
	* generated/eoshift1_4.c: Regenerated.
	* generated/eoshift1_8.c: Regenerated.
	* generated/eoshift3_16.c: Regenerated.
	* generated/eoshift3_4.c: Regenerated.
	* generated/eoshift3_8.c: Regenerated.

2008-07-21  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR libfortran/36773
	* gfortran.dg/zero_sized_5.f90:  New test case.

From-SVN: r138027