re PR fortran/40196 ([F03] [F08] Type parameter inquiry (str%len, a%kind) and Complex parts (z%re, z%im))
2018-11-01 Paul Thomas <pault@gcc.gnu.org>
PR fortran/40196
* dependency.c (are_identical_variables): Return false if the
inquiry refs are not the same.
(gfc_ref_needs_temporary_p): Break on an inquiry ref.
* dump_parse_tree.c (show_ref): Show the inquiry ref type.
* expr.c (gfc_free_ref_list): Break on an inquiry ref.
(gfc_copy_ref): Copy the inquiry ref types.
(find_inquiry_ref): New function.
(simplify_const_ref, simplify_ref_chain): Call it. Add new arg
to simplify_ref_chain.
(gfc_simplify_expr): Use the new arg in call to
simplify_ref_chain.
(gfc_get_full_arrayspec_from_expr, gfc_is_coarray): Break on
inquiry ref.
(gfc_traverse_expr): Return true for inquiry ref.
* frontend-passes.c (gfc_expr_walker): Break on inquiry ref.
* gfortran.h : Add enums and union member in gfc_ref to
implement inquiry refs.
* intrinsic.c : Fix white nois.
* match.c (gfc_match_assignment): A constant lavlue is an
error.
* module.c : Add DECL_MIO_NAME for inquiry_type and the mstring
for inquiry_types.
(mio_ref): Handle inquiry refs.
* primary.c (is_inquiry_ref): New function.
(gfc_match_varspec): Handle inquiry refs calling new function.
(gfc_variable_attr): Detect inquiry ref for disambiguation
with components.
(caf_variable_attr): Treat inquiry and substring refs in the
same way.
* resolve.c (find_array_spec): ditto.
(gfc_resolve_substring_charlen): If there is neither a charlen
ref not an inquiry ref, return.
(resolve_ref): Handle inqiry refs as appropriate.
(resolve_allocate_expr): Entities with an inquiry ref cannot be
allocated.
* simplify.c (simplify_bound, simplify_cobound): Punt on
inquiry refs.
* trans-array.c (get_array_ctor_var_strlen): Break on inquiry
ref.
*trans-expr.c (conv_inquiry): New function.
(gfc_conv_variable): Retain the last typespec to pass to
conv_inquiry on detecting an inquiry ref.
2018-11-01 Paul Thomas <pault@gcc.gnu.org>
PR fortran/40196
* gfortran.dg/inquiry_part_ref_1.f08: New test.
* gfortran.dg/inquiry_part_ref_2.f90: New test.
* gfortran.dg/inquiry_part_ref_3.f90: New test.
From-SVN: r265729
