diff options
Diffstat (limited to 'gcc/fortran/trans-array.c')
| -rw-r--r-- | gcc/fortran/trans-array.c | 45 |
1 files changed, 44 insertions, 1 deletions
diff --git a/gcc/fortran/trans-array.c b/gcc/fortran/trans-array.c index 153ef67..dee422c 100644 --- a/gcc/fortran/trans-array.c +++ b/gcc/fortran/trans-array.c @@ -7227,7 +7227,50 @@ gfc_conv_array_parameter (gfc_se * se, gfc_expr * expr, bool g77, else { tmp = build_fold_indirect_ref_loc (input_location, desc); - gfc_conv_descriptor_data_set (&se->pre, tmp, ptr); + + gfc_ss * ss = gfc_walk_expr (expr); + if (!transposed_dims (ss)) + gfc_conv_descriptor_data_set (&se->pre, tmp, ptr); + else + { + tree old_field, new_field; + + /* The original descriptor has transposed dims so we can't reuse + it directly; we have to create a new one. */ + tree old_desc = tmp; + tree new_desc = gfc_create_var (TREE_TYPE (old_desc), "arg_desc"); + + old_field = gfc_conv_descriptor_dtype (old_desc); + new_field = gfc_conv_descriptor_dtype (new_desc); + gfc_add_modify (&se->pre, new_field, old_field); + + old_field = gfc_conv_descriptor_offset (old_desc); + new_field = gfc_conv_descriptor_offset (new_desc); + gfc_add_modify (&se->pre, new_field, old_field); + + for (int i = 0; i < expr->rank; i++) + { + old_field = gfc_conv_descriptor_dimension (old_desc, + gfc_rank_cst[get_array_ref_dim_for_loop_dim (ss, i)]); + new_field = gfc_conv_descriptor_dimension (new_desc, + gfc_rank_cst[i]); + gfc_add_modify (&se->pre, new_field, old_field); + } + + if (gfc_option.coarray == GFC_FCOARRAY_LIB + && GFC_DESCRIPTOR_TYPE_P (TREE_TYPE (old_desc)) + && GFC_TYPE_ARRAY_AKIND (TREE_TYPE (old_desc)) + == GFC_ARRAY_ALLOCATABLE) + { + old_field = gfc_conv_descriptor_token (old_desc); + new_field = gfc_conv_descriptor_token (new_desc); + gfc_add_modify (&se->pre, new_field, old_field); + } + + gfc_conv_descriptor_data_set (&se->pre, new_desc, ptr); + se->expr = gfc_build_addr_expr (NULL_TREE, new_desc); + } + gfc_free_ss (ss); } if (gfc_option.rtcheck & GFC_RTCHECK_ARRAY_TEMPS) |