* dependency.c (gfc_full_array_ref_p): Check that ref->next is NULL,
i.e. that the ARRAY_REF doesn't mention components.
* trans-array.c (gfc_constant_array_constructor_p): Export external
function renamed from constant_array_constructor_p.
(gfc_build_constant_array_constructor): Export.
(gfc_trans_array_constructor): Update call to the renamed function
constant_array_constructor_p.
* trans-array.h (gfc_constant_array_constructor_p): Prototype here.
(gfc_build_constant_array_constructor): Likewise.
* trans-expr.c (gfc_build_memcpy_call): New helper function split
out from gfc_trans_array_copy.
(gfc_trans_array_copy): Use gfc_build_memcpy_call.
(gfc_trans_array_constructor_copy): New function to optimize
assigning an entire array from a constant array constructor.
(gfc_trans_assignment): Call gfc_trans_array_constructor_copy
when appropriate.
* gfortran.dg/array_memcpy_3.f90: New test case.
* gfortran.dg/vect/vect-5.f90: Update vectorized loop count.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@121010 138bc75d-0d04-0410-961f-82ee72b054a4