PR libfortran/27895

	* intrinsics/reshape_generic.c (reshape_internal): Fix so that it
	works correctly for zero-sized arrays.
	* m4/reshape.m4: Likewise.
	* generated/reshape_r16.c: Regenerate.
	* generated/reshape_c4.c: Regenerate.
	* generated/reshape_i4.c: Regenerate.
	* generated/reshape_c16.c: Regenerate.
	* generated/reshape_r10.c: Regenerate.
	* generated/reshape_r8.c: Regenerate.
	* generated/reshape_c10.c: Regenerate.
	* generated/reshape_c8.c: Regenerate.
	* generated/reshape_i8.c: Regenerate.
	* generated/reshape_i16.c: Regenerate.
	* generated/reshape_r4.c: Regenerate.

	* gcc/testsuite/gfortran.dg/zero_sized_1.f90: Uncomment checks
	for RESHAPE.

From-SVN: r118455