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SUSE:SLE-12-SP5:GA
gdb.1073
gdb-vla-intel.patch
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File gdb-vla-intel.patch of Package gdb.1073
[PATCH 00/23] Fortran dynamic array support https://sourceware.org/ml/gdb-patches/2014-06/msg00108.html https://github.com/intel-gdb/vla/tree/vla-fortran GIT snapshot: commit 511bff520372ffc10fa2ff569c176bdf1e6e475d Index: gdb-7.8.90.20150126/gdb/c-valprint.c =================================================================== --- gdb-7.8.90.20150126.orig/gdb/c-valprint.c 2015-01-26 07:47:25.832758314 +0100 +++ gdb-7.8.90.20150126/gdb/c-valprint.c 2015-01-26 07:47:42.394829861 +0100 @@ -537,7 +537,16 @@ c_value_print (struct value *val, struct { /* normal case */ fprintf_filtered (stream, "("); - type_print (value_type (val), "", stream, -1); + if (is_dynamic_type (TYPE_TARGET_TYPE (type))) + { + struct value *v; + + v = value_ind (val); + v = value_addr (v); + type_print (value_type (v), "", stream, -1); + } + else + type_print (value_type (val), "", stream, -1); fprintf_filtered (stream, ") "); } } Index: gdb-7.8.90.20150126/gdb/dwarf2loc.h =================================================================== --- gdb-7.8.90.20150126.orig/gdb/dwarf2loc.h 2015-01-26 07:47:25.832758314 +0100 +++ gdb-7.8.90.20150126/gdb/dwarf2loc.h 2015-01-26 07:47:42.395829865 +0100 @@ -111,6 +111,11 @@ int dwarf2_evaluate_property (const stru CORE_ADDR address, CORE_ADDR *value); +/* Checks if a dwarf location definition is valid. + Returns 1 if valid; 0 otherwise. */ + +extern int dwarf2_address_data_valid (const struct type *type); + /* A helper for the compiler interface that compiles a single dynamic property to C code. Index: gdb-7.8.90.20150126/gdb/dwarf2read.c =================================================================== --- gdb-7.8.90.20150126.orig/gdb/dwarf2read.c 2015-01-26 07:47:25.845758371 +0100 +++ gdb-7.8.90.20150126/gdb/dwarf2read.c 2015-01-26 07:48:05.833931116 +0100 @@ -1855,6 +1855,12 @@ static void process_cu_includes (void); static void check_producer (struct dwarf2_cu *cu); static void free_line_header_voidp (void *arg); + +static int +attr_to_dynamic_prop (const struct attribute *attr, struct die_info *die, + struct dwarf2_cu *cu, struct dynamic_prop *prop, + const gdb_byte *additional_data, int additional_data_size); + /* Various complaints about symbol reading that don't abort the process. */ @@ -14354,29 +14360,92 @@ read_tag_string_type (struct die_info *d struct gdbarch *gdbarch = get_objfile_arch (objfile); struct type *type, *range_type, *index_type, *char_type; struct attribute *attr; - unsigned int length; + unsigned int length = UINT_MAX; + index_type = objfile_type (objfile)->builtin_int; + range_type = create_static_range_type (NULL, index_type, 1, length); + + /* If DW_AT_string_length is defined, the length is stored at some location + * in memory. */ attr = dwarf2_attr (die, DW_AT_string_length, cu); if (attr) { - length = DW_UNSND (attr); + if (attr_form_is_block (attr)) + { + struct attribute *byte_size, *bit_size; + struct dynamic_prop high; + + byte_size = dwarf2_attr (die, DW_AT_byte_size, cu); + bit_size = dwarf2_attr (die, DW_AT_bit_size, cu); + + /* DW_AT_byte_size should never occur together in combination with + DW_AT_string_length. */ + if ((byte_size == NULL && bit_size != NULL) || + (byte_size != NULL && bit_size == NULL)) + complaint (&symfile_complaints, _("DW_AT_byte_size AND " + "DW_AT_bit_size found together at the same time.")); + + /* If DW_AT_string_length AND DW_AT_byte_size exist together, it + describes the number of bytes that should be read from the length + memory location. */ + if (byte_size != NULL && bit_size == NULL) + { + /* Build new dwarf2_locexpr_baton structure with additions to the + data attribute, to reflect DWARF specialities to get address + sizes. */ + const gdb_byte append_ops[] = { + /* DW_OP_deref_size: size of an address on the target machine + (bytes), where the size will be specified by the next + operand. */ + DW_OP_deref_size, + /* Operand for DW_OP_deref_size. */ + DW_UNSND (byte_size) }; + + if (!attr_to_dynamic_prop (attr, die, cu, &high, + append_ops, ARRAY_SIZE (append_ops))) + complaint (&symfile_complaints, + _("Could not parse DW_AT_byte_size")); + } + else if (bit_size != NULL && byte_size == NULL) + complaint (&symfile_complaints, _("DW_AT_string_length AND " + "DW_AT_bit_size found but not supported yet.")); + /* If DW_AT_string_length WITHOUT DW_AT_byte_size exist, the default + is the address size of the target machine. */ + else + { + const gdb_byte append_ops[] = { DW_OP_deref }; + + if (!attr_to_dynamic_prop (attr, die, cu, &high, append_ops, + ARRAY_SIZE (append_ops))) + complaint (&symfile_complaints, + _("Could not parse DW_AT_string_length")); + } + + TYPE_RANGE_DATA (range_type)->high = high; + } + else + { + TYPE_HIGH_BOUND (range_type) = DW_UNSND (attr); + TYPE_HIGH_BOUND_KIND (range_type) = PROP_CONST; + } } else { - /* Check for the DW_AT_byte_size attribute. */ + /* Check for the DW_AT_byte_size attribute, which represents the length + in this case. */ attr = dwarf2_attr (die, DW_AT_byte_size, cu); if (attr) { - length = DW_UNSND (attr); + TYPE_HIGH_BOUND (range_type) = DW_UNSND (attr); + TYPE_HIGH_BOUND_KIND (range_type) = PROP_CONST; } else { - length = 1; + TYPE_HIGH_BOUND (range_type) = 1; + TYPE_HIGH_BOUND_KIND (range_type) = PROP_CONST; } } - index_type = objfile_type (objfile)->builtin_int; - range_type = create_static_range_type (NULL, index_type, 1, length); char_type = language_string_char_type (cu->language_defn, gdbarch); type = create_string_type (NULL, char_type, range_type); @@ -14693,13 +14762,15 @@ read_base_type (struct die_info *die, st return set_die_type (die, type, cu); } + /* Parse dwarf attribute if it's a block, reference or constant and put the resulting value of the attribute into struct bound_prop. Returns 1 if ATTR could be resolved into PROP, 0 otherwise. */ static int attr_to_dynamic_prop (const struct attribute *attr, struct die_info *die, - struct dwarf2_cu *cu, struct dynamic_prop *prop) + struct dwarf2_cu *cu, struct dynamic_prop *prop, + const gdb_byte *additional_data, int additional_data_size) { struct dwarf2_property_baton *baton; struct obstack *obstack = &cu->objfile->objfile_obstack; @@ -14712,8 +14783,25 @@ attr_to_dynamic_prop (const struct attri baton = obstack_alloc (obstack, sizeof (*baton)); baton->referenced_type = NULL; baton->locexpr.per_cu = cu->per_cu; - baton->locexpr.size = DW_BLOCK (attr)->size; - baton->locexpr.data = DW_BLOCK (attr)->data; + + if (additional_data != NULL && additional_data_size > 0) + { + gdb_byte *data; + + data = obstack_alloc (&cu->objfile->objfile_obstack, + DW_BLOCK (attr)->size + additional_data_size); + memcpy (data, DW_BLOCK (attr)->data, DW_BLOCK (attr)->size); + memcpy (data + DW_BLOCK (attr)->size, + additional_data, additional_data_size); + + baton->locexpr.data = data; + baton->locexpr.size = DW_BLOCK (attr)->size + additional_data_size; + } + else + { + baton->locexpr.data = DW_BLOCK (attr)->data; + baton->locexpr.size = DW_BLOCK (attr)->size; + } prop->data.baton = baton; prop->kind = PROP_LOCEXPR; gdb_assert (prop->data.baton != NULL); @@ -14743,8 +14831,28 @@ attr_to_dynamic_prop (const struct attri baton = obstack_alloc (obstack, sizeof (*baton)); baton->referenced_type = die_type (target_die, target_cu); baton->locexpr.per_cu = cu->per_cu; - baton->locexpr.size = DW_BLOCK (target_attr)->size; - baton->locexpr.data = DW_BLOCK (target_attr)->data; + + if (additional_data != NULL && additional_data_size > 0) + { + gdb_byte *data; + + data = obstack_alloc (&cu->objfile->objfile_obstack, + DW_BLOCK (target_attr)->size + additional_data_size); + memcpy (data, DW_BLOCK (target_attr)->data, + DW_BLOCK (target_attr)->size); + memcpy (data + DW_BLOCK (target_attr)->size, + additional_data, additional_data_size); + + baton->locexpr.data = data; + baton->locexpr.size = (DW_BLOCK (target_attr)->size + + additional_data_size); + } + else + { + baton->locexpr.data = DW_BLOCK (target_attr)->data; + baton->locexpr.size = DW_BLOCK (target_attr)->size; + } + prop->data.baton = baton; prop->kind = PROP_LOCEXPR; gdb_assert (prop->data.baton != NULL); @@ -14779,7 +14887,7 @@ read_subrange_type (struct die_info *die struct type *base_type, *orig_base_type; struct type *range_type; struct attribute *attr; - struct dynamic_prop low, high; + struct dynamic_prop low, high, stride; int low_default_is_valid; int high_bound_is_count = 0; const char *name; @@ -14799,7 +14907,9 @@ read_subrange_type (struct die_info *die low.kind = PROP_CONST; high.kind = PROP_CONST; + stride.kind = PROP_CONST; high.data.const_val = 0; + stride.data.const_val = 0; /* Set LOW_DEFAULT_IS_VALID if current language and DWARF version allow omitting DW_AT_lower_bound. */ @@ -14832,19 +14942,26 @@ read_subrange_type (struct die_info *die break; } + attr = dwarf2_attr (die, DW_AT_byte_stride, cu); + if (attr) + if (!attr_to_dynamic_prop (attr, die, cu, &stride, NULL, 0)) + complaint (&symfile_complaints, _("Missing DW_AT_byte_stride " + "- DIE at 0x%x [in module %s]"), + die->offset.sect_off, objfile_name (cu->objfile)); + attr = dwarf2_attr (die, DW_AT_lower_bound, cu); if (attr) - attr_to_dynamic_prop (attr, die, cu, &low); + attr_to_dynamic_prop (attr, die, cu, &low, NULL, 0); else if (!low_default_is_valid) complaint (&symfile_complaints, _("Missing DW_AT_lower_bound " "- DIE at 0x%x [in module %s]"), die->offset.sect_off, objfile_name (cu->objfile)); attr = dwarf2_attr (die, DW_AT_upper_bound, cu); - if (!attr_to_dynamic_prop (attr, die, cu, &high)) + if (!attr_to_dynamic_prop (attr, die, cu, &high, NULL, 0)) { attr = dwarf2_attr (die, DW_AT_count, cu); - if (attr_to_dynamic_prop (attr, die, cu, &high)) + if (attr_to_dynamic_prop (attr, die, cu, &high, NULL, 0)) { /* If bounds are constant do the final calculation here. */ if (low.kind == PROP_CONST && high.kind == PROP_CONST) @@ -14908,7 +15025,7 @@ read_subrange_type (struct die_info *die && !TYPE_UNSIGNED (base_type) && (high.data.const_val & negative_mask)) high.data.const_val |= negative_mask; - range_type = create_range_type (NULL, orig_base_type, &low, &high); + range_type = create_range_type (NULL, orig_base_type, &low, &high, &stride); if (high_bound_is_count) TYPE_RANGE_DATA (range_type)->flag_upper_bound_is_count = 1; @@ -21994,7 +22111,44 @@ set_die_type (struct die_info *die, stru /* Read DW_AT_data_location and set in type. */ attr = dwarf2_attr (die, DW_AT_data_location, cu); - if (attr_to_dynamic_prop (attr, die, cu, &prop)) + if (attr_to_dynamic_prop (attr, die, cu, &prop, NULL, 0)) + { + TYPE_DATA_LOCATION (type) + = obstack_alloc (&objfile->objfile_obstack, sizeof (prop)); + *TYPE_DATA_LOCATION (type) = prop; + } + + /* Read DW_AT_allocated and set in type. */ + attr = dwarf2_attr (die, DW_AT_allocated, cu); + if (attr_form_is_block (attr)) + { + struct dynamic_prop prop; + + if (attr_to_dynamic_prop (attr, die, cu, &prop, NULL, 0)) + { + TYPE_ALLOCATED_PROP (type) + = obstack_alloc (&objfile->objfile_obstack, sizeof (prop)); + *TYPE_ALLOCATED_PROP (type) = prop; + } + } + + /* Read DW_AT_associated and set in type. */ + attr = dwarf2_attr (die, DW_AT_associated, cu); + if (attr_form_is_block (attr)) + { + struct dynamic_prop prop; + + if (attr_to_dynamic_prop (attr, die, cu, &prop, NULL, 0)) + { + TYPE_ASSOCIATED_PROP (type) + = obstack_alloc (&objfile->objfile_obstack, sizeof (prop)); + *TYPE_ASSOCIATED_PROP (type) = prop; + } + } + + /* Read DW_AT_data_location and set in type. */ + attr = dwarf2_attr (die, DW_AT_data_location, cu); + if (attr_to_dynamic_prop (attr, die, cu, &prop, NULL, 0)) { TYPE_DATA_LOCATION (type) = obstack_alloc (&objfile->objfile_obstack, sizeof (prop)); Index: gdb-7.8.90.20150126/gdb/f-typeprint.c =================================================================== --- gdb-7.8.90.20150126.orig/gdb/f-typeprint.c 2015-01-26 07:47:25.846758375 +0100 +++ gdb-7.8.90.20150126/gdb/f-typeprint.c 2015-01-26 07:47:42.402829895 +0100 @@ -30,6 +30,7 @@ #include "gdbcore.h" #include "target.h" #include "f-lang.h" +#include "valprint.h" #if 0 /* Currently unused. */ static void f_type_print_args (struct type *, struct ui_file *); @@ -53,6 +54,17 @@ f_print_type (struct type *type, const c enum type_code code; int demangled_args; + if (TYPE_NOT_ASSOCIATED (type)) + { + val_print_not_associated (stream); + return; + } + if (TYPE_NOT_ALLOCATED (type)) + { + val_print_not_allocated (stream); + return; + } + f_type_print_base (type, stream, show, level); code = TYPE_CODE (type); if ((varstring != NULL && *varstring != '\0') @@ -167,28 +179,36 @@ f_type_print_varspec_suffix (struct type if (arrayprint_recurse_level == 1) fprintf_filtered (stream, "("); - if (TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_ARRAY) - f_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 0, 0, - arrayprint_recurse_level); - - lower_bound = f77_get_lowerbound (type); - if (lower_bound != 1) /* Not the default. */ - fprintf_filtered (stream, "%d:", lower_bound); - - /* Make sure that, if we have an assumed size array, we - print out a warning and print the upperbound as '*'. */ - - if (TYPE_ARRAY_UPPER_BOUND_IS_UNDEFINED (type)) - fprintf_filtered (stream, "*"); + if (TYPE_NOT_ASSOCIATED (type)) + val_print_not_associated (stream); + else if (TYPE_NOT_ALLOCATED (type)) + val_print_not_allocated (stream); else - { - upper_bound = f77_get_upperbound (type); - fprintf_filtered (stream, "%d", upper_bound); - } - - if (TYPE_CODE (TYPE_TARGET_TYPE (type)) != TYPE_CODE_ARRAY) - f_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 0, 0, - arrayprint_recurse_level); + { + + if (TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_ARRAY) + f_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 0, 0, + arrayprint_recurse_level); + + lower_bound = f77_get_lowerbound (type); + if (lower_bound != 1) /* Not the default. */ + fprintf_filtered (stream, "%d:", lower_bound); + + /* Make sure that, if we have an assumed size array, we + print out a warning and print the upperbound as '*'. */ + + if (TYPE_ARRAY_UPPER_BOUND_IS_UNDEFINED (type)) + fprintf_filtered (stream, "*"); + else + { + upper_bound = f77_get_upperbound (type); + fprintf_filtered (stream, "%d", upper_bound); + } + + if (TYPE_CODE (TYPE_TARGET_TYPE (type)) != TYPE_CODE_ARRAY) + f_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 0, 0, + arrayprint_recurse_level); + } if (arrayprint_recurse_level == 1) fprintf_filtered (stream, ")"); else Index: gdb-7.8.90.20150126/gdb/f-valprint.c =================================================================== --- gdb-7.8.90.20150126.orig/gdb/f-valprint.c 2015-01-26 07:47:25.847758379 +0100 +++ gdb-7.8.90.20150126/gdb/f-valprint.c 2015-01-26 07:47:42.403829900 +0100 @@ -36,8 +36,6 @@ extern void _initialize_f_valprint (void); static void info_common_command (char *, int); -static void f77_create_arrayprint_offset_tbl (struct type *, - struct ui_file *); static void f77_get_dynamic_length_of_aggregate (struct type *); int f77_array_offset_tbl[MAX_FORTRAN_DIMS + 1][2]; @@ -45,15 +43,6 @@ int f77_array_offset_tbl[MAX_FORTRAN_DIM /* Array which holds offsets to be applied to get a row's elements for a given array. Array also holds the size of each subarray. */ -/* The following macro gives us the size of the nth dimension, Where - n is 1 based. */ - -#define F77_DIM_SIZE(n) (f77_array_offset_tbl[n][1]) - -/* The following gives us the offset for row n where n is 1-based. */ - -#define F77_DIM_OFFSET(n) (f77_array_offset_tbl[n][0]) - int f77_get_lowerbound (struct type *type) { @@ -111,47 +100,6 @@ f77_get_dynamic_length_of_aggregate (str * TYPE_LENGTH (check_typedef (TYPE_TARGET_TYPE (type))); } -/* Function that sets up the array offset,size table for the array - type "type". */ - -static void -f77_create_arrayprint_offset_tbl (struct type *type, struct ui_file *stream) -{ - struct type *tmp_type; - int eltlen; - int ndimen = 1; - int upper, lower; - - tmp_type = type; - - while (TYPE_CODE (tmp_type) == TYPE_CODE_ARRAY) - { - upper = f77_get_upperbound (tmp_type); - lower = f77_get_lowerbound (tmp_type); - - F77_DIM_SIZE (ndimen) = upper - lower + 1; - - tmp_type = TYPE_TARGET_TYPE (tmp_type); - ndimen++; - } - - /* Now we multiply eltlen by all the offsets, so that later we - can print out array elements correctly. Up till now we - know an offset to apply to get the item but we also - have to know how much to add to get to the next item. */ - - ndimen--; - eltlen = TYPE_LENGTH (tmp_type); - F77_DIM_OFFSET (ndimen) = eltlen; - while (--ndimen > 0) - { - eltlen *= F77_DIM_SIZE (ndimen + 1); - F77_DIM_OFFSET (ndimen) = eltlen; - } -} - - - /* Actual function which prints out F77 arrays, Valaddr == address in the superior. Address == the address in the inferior. */ @@ -164,41 +112,62 @@ f77_print_array_1 (int nss, int ndimensi const struct value_print_options *options, int *elts) { + struct type *range_type = TYPE_INDEX_TYPE (check_typedef (type)); + CORE_ADDR addr = address + embedded_offset; + LONGEST lowerbound, upperbound; int i; + get_discrete_bounds (range_type, &lowerbound, &upperbound); + if (nss != ndimensions) { - for (i = 0; - (i < F77_DIM_SIZE (nss) && (*elts) < options->print_max); + size_t dim_size; + size_t offs = 0; + LONGEST byte_stride = abs (TYPE_BYTE_STRIDE (range_type)); + + if (byte_stride) + dim_size = byte_stride; + else + dim_size = TYPE_LENGTH (TYPE_TARGET_TYPE (type)); + + for (i = lowerbound; + (i < upperbound + 1 && (*elts) < options->print_max); i++) { + struct value *subarray = value_from_contents_and_address + (TYPE_TARGET_TYPE (type), value_contents_for_printing_const (val) + + offs, addr + offs); + fprintf_filtered (stream, "( "); - f77_print_array_1 (nss + 1, ndimensions, TYPE_TARGET_TYPE (type), - valaddr, - embedded_offset + i * F77_DIM_OFFSET (nss), - address, - stream, recurse, val, options, elts); + f77_print_array_1 (nss + 1, ndimensions, value_type (subarray), + value_contents_for_printing (subarray), + value_embedded_offset (subarray), + value_address (subarray), + stream, recurse, subarray, options, elts); + offs += dim_size; fprintf_filtered (stream, ") "); } - if (*elts >= options->print_max && i < F77_DIM_SIZE (nss)) + if (*elts >= options->print_max && i < upperbound) fprintf_filtered (stream, "..."); } else { - for (i = 0; i < F77_DIM_SIZE (nss) && (*elts) < options->print_max; + for (i = lowerbound; i < upperbound + 1 && (*elts) < options->print_max; i++, (*elts)++) { - val_print (TYPE_TARGET_TYPE (type), - valaddr, - embedded_offset + i * F77_DIM_OFFSET (ndimensions), - address, stream, recurse, - val, options, current_language); + struct value *elt = value_subscript ((struct value *)val, i); + + val_print (value_type (elt), + value_contents_for_printing (elt), + value_embedded_offset (elt), + value_address (elt), stream, recurse, + elt, options, current_language); - if (i != (F77_DIM_SIZE (nss) - 1)) + if (i != upperbound) fprintf_filtered (stream, ", "); if ((*elts == options->print_max - 1) - && (i != (F77_DIM_SIZE (nss) - 1))) + && (i != upperbound)) fprintf_filtered (stream, "..."); } } @@ -225,12 +194,6 @@ f77_print_array (struct type *type, cons Type node corrupt! F77 arrays cannot have %d subscripts (%d Max)"), ndimensions, MAX_FORTRAN_DIMS); - /* Since F77 arrays are stored column-major, we set up an - offset table to get at the various row's elements. The - offset table contains entries for both offset and subarray size. */ - - f77_create_arrayprint_offset_tbl (type, stream); - f77_print_array_1 (1, ndimensions, type, valaddr, embedded_offset, address, stream, recurse, val, options, &elts); } @@ -375,12 +338,15 @@ f_val_print (struct type *type, const gd fprintf_filtered (stream, "( "); for (index = 0; index < TYPE_NFIELDS (type); index++) { - int offset = TYPE_FIELD_BITPOS (type, index) / 8; + struct value *field = value_field + ((struct value *)original_value, index); + + val_print (value_type (field), + value_contents_for_printing (field), + value_embedded_offset (field), + value_address (field), stream, recurse + 1, + field, options, current_language); - val_print (TYPE_FIELD_TYPE (type, index), valaddr, - embedded_offset + offset, - address, stream, recurse + 1, - original_value, options, current_language); if (index != TYPE_NFIELDS (type) - 1) fputs_filtered (", ", stream); } Index: gdb-7.8.90.20150126/gdb/gdbtypes.c =================================================================== --- gdb-7.8.90.20150126.orig/gdb/gdbtypes.c 2015-01-26 07:47:25.850758392 +0100 +++ gdb-7.8.90.20150126/gdb/gdbtypes.c 2015-01-26 07:47:42.404829904 +0100 @@ -815,7 +815,8 @@ allocate_stub_method (struct type *type) struct type * create_range_type (struct type *result_type, struct type *index_type, const struct dynamic_prop *low_bound, - const struct dynamic_prop *high_bound) + const struct dynamic_prop *high_bound, + const struct dynamic_prop *stride) { if (result_type == NULL) result_type = alloc_type_copy (index_type); @@ -830,6 +831,7 @@ create_range_type (struct type *result_t TYPE_ZALLOC (result_type, sizeof (struct range_bounds)); TYPE_RANGE_DATA (result_type)->low = *low_bound; TYPE_RANGE_DATA (result_type)->high = *high_bound; + TYPE_RANGE_DATA (result_type)->stride = *stride; if (low_bound->kind == PROP_CONST && low_bound->data.const_val >= 0) TYPE_UNSIGNED (result_type) = 1; @@ -858,7 +860,7 @@ struct type * create_static_range_type (struct type *result_type, struct type *index_type, LONGEST low_bound, LONGEST high_bound) { - struct dynamic_prop low, high; + struct dynamic_prop low, high, stride; low.kind = PROP_CONST; low.data.const_val = low_bound; @@ -866,7 +868,11 @@ create_static_range_type (struct type *r high.kind = PROP_CONST; high.data.const_val = high_bound; - result_type = create_range_type (result_type, index_type, &low, &high); + stride.kind = PROP_CONST; + stride.data.const_val = 0; + + result_type = create_range_type (result_type, index_type, + &low, &high, &stride); return result_type; } @@ -1020,18 +1026,24 @@ create_array_type_with_stride (struct ty TYPE_CODE (result_type) = TYPE_CODE_ARRAY; TYPE_TARGET_TYPE (result_type) = element_type; - if (has_static_range (TYPE_RANGE_DATA (range_type))) + if (has_static_range (TYPE_RANGE_DATA (range_type)) + && dwarf2_address_data_valid (result_type)) { - LONGEST low_bound, high_bound; + LONGEST low_bound, high_bound, byte_stride; if (get_discrete_bounds (range_type, &low_bound, &high_bound) < 0) low_bound = high_bound = 0; CHECK_TYPEDEF (element_type); + + byte_stride = abs (TYPE_BYTE_STRIDE (range_type)); + /* Be careful when setting the array length. Ada arrays can be empty arrays with the high_bound being smaller than the low_bound. In such cases, the array length should be zero. */ if (high_bound < low_bound) TYPE_LENGTH (result_type) = 0; + else if (byte_stride > 0) + TYPE_LENGTH (result_type) = byte_stride * (high_bound - low_bound + 1); else if (bit_stride > 0) TYPE_LENGTH (result_type) = (bit_stride * (high_bound - low_bound + 1) + 7) / 8; @@ -1630,12 +1642,31 @@ stub_noname_complaint (void) static int is_dynamic_type_internal (struct type *type, int top_level) { + int index; + + if (!type) + return 0; + type = check_typedef (type); /* We only want to recognize references at the outermost level. */ if (top_level && TYPE_CODE (type) == TYPE_CODE_REF) type = check_typedef (TYPE_TARGET_TYPE (type)); + if (TYPE_ASSOCIATED_PROP (type)) + return 1; + + if (TYPE_ALLOCATED_PROP (type)) + return 1; + + /* Scan field types in the Fortran case for nested dynamic types. + This will be done only for Fortran as in the C++ case an endless recursion + can occur in the area of classes. */ + if (current_language->la_language == language_fortran) + for (index = 0; index < TYPE_NFIELDS (type); index++) + if (is_dynamic_type (TYPE_FIELD_TYPE (type, index))) + return 1; + /* Types that have a dynamic TYPE_DATA_LOCATION are considered dynamic, even if the type itself is statically defined. From a user's point of view, this may appear counter-intuitive; @@ -1656,11 +1687,19 @@ is_dynamic_type_internal (struct type *t { gdb_assert (TYPE_NFIELDS (type) == 1); - /* The array is dynamic if either the bounds are dynamic, - or the elements it contains have a dynamic contents. */ + /* The array is dynamic if either + - the bounds are dynamic, + - the elements it contains have a dynamic contents + - a data_locaton attribute was found. */ if (is_dynamic_type_internal (TYPE_INDEX_TYPE (type), 0)) return 1; - return is_dynamic_type_internal (TYPE_TARGET_TYPE (type), 0); + else if (TYPE_DATA_LOCATION (type) != NULL + && (TYPE_DATA_LOCATION_KIND (type) == PROP_LOCEXPR + || TYPE_DATA_LOCATION_KIND (type) == PROP_LOCLIST)) + return 1; + else + return is_dynamic_type_internal (TYPE_TARGET_TYPE (type), 0); + break; } case TYPE_CODE_STRUCT: @@ -1673,6 +1712,17 @@ is_dynamic_type_internal (struct type *t && is_dynamic_type_internal (TYPE_FIELD_TYPE (type, i), 0)) return 1; } + case TYPE_CODE_PTR: + { + if (TYPE_TARGET_TYPE (type) + && TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_STRING) + return is_dynamic_type (check_typedef (TYPE_TARGET_TYPE (type))); + + return 0; + break; + } + default: + return 0; break; } @@ -1701,7 +1751,8 @@ resolve_dynamic_range (struct type *dyn_ struct type *static_range_type; const struct dynamic_prop *prop; const struct dwarf2_locexpr_baton *baton; - struct dynamic_prop low_bound, high_bound; + struct dynamic_prop low_bound, high_bound, stride; + struct type *range_copy = copy_type (dyn_range_type); gdb_assert (TYPE_CODE (dyn_range_type) == TYPE_CODE_RANGE); @@ -1732,10 +1783,17 @@ resolve_dynamic_range (struct type *dyn_ high_bound.kind = PROP_UNDEFINED; high_bound.data.const_val = 0; } + + prop = &TYPE_RANGE_DATA (dyn_range_type)->stride; + if (dwarf2_evaluate_property (prop, addr, &value)) + { + stride.kind = PROP_CONST; + stride.data.const_val = value; + } - static_range_type = create_range_type (copy_type (dyn_range_type), - TYPE_TARGET_TYPE (dyn_range_type), - &low_bound, &high_bound); + static_range_type = create_range_type (range_copy, + TYPE_TARGET_TYPE (range_copy), + &low_bound, &high_bound, &stride); TYPE_RANGE_DATA (static_range_type)->flag_bound_evaluated = 1; return static_range_type; } @@ -1751,23 +1809,46 @@ resolve_dynamic_array (struct type *type struct type *elt_type; struct type *range_type; struct type *ary_dim; + struct dynamic_prop *prop; + struct type *copy = copy_type (type); - gdb_assert (TYPE_CODE (type) == TYPE_CODE_ARRAY); + gdb_assert (TYPE_CODE (type) == TYPE_CODE_ARRAY + || TYPE_CODE (type) == TYPE_CODE_STRING); elt_type = type; range_type = check_typedef (TYPE_INDEX_TYPE (elt_type)); range_type = resolve_dynamic_range (range_type, addr); + prop = TYPE_ALLOCATED_PROP (type); + if (dwarf2_evaluate_property (prop, addr, &value)) + { + TYPE_ALLOCATED_PROP (copy)->kind = PROP_CONST; + TYPE_ALLOCATED_PROP (copy)->data.const_val = value; + } + + prop = TYPE_ASSOCIATED_PROP (type); + if (dwarf2_evaluate_property (prop, addr, &value)) + { + TYPE_ASSOCIATED_PROP (copy)->kind = PROP_CONST; + TYPE_ASSOCIATED_PROP (copy)->data.const_val = value; + } + ary_dim = check_typedef (TYPE_TARGET_TYPE (elt_type)); - if (ary_dim != NULL && TYPE_CODE (ary_dim) == TYPE_CODE_ARRAY) - elt_type = resolve_dynamic_array (TYPE_TARGET_TYPE (type), addr); + if (ary_dim != NULL && (TYPE_CODE (ary_dim) == TYPE_CODE_ARRAY + || TYPE_CODE (ary_dim) == TYPE_CODE_STRING)) + elt_type = resolve_dynamic_array (TYPE_TARGET_TYPE (copy), addr); else elt_type = TYPE_TARGET_TYPE (type); - return create_array_type (copy_type (type), - elt_type, - range_type); + if (TYPE_CODE (type) == TYPE_CODE_STRING) + return create_string_type (copy, + elt_type, + range_type); + else + return create_array_type (copy, + elt_type, + range_type); } /* Resolve dynamic bounds of members of the union TYPE to static @@ -1938,6 +2019,25 @@ resolve_dynamic_type_internal (struct ty else TYPE_DATA_LOCATION (resolved_type) = NULL; + /* Resolve data_location attribute. */ + prop = TYPE_DATA_LOCATION (resolved_type); + if (dwarf2_evaluate_property (prop, addr, &value)) + { + struct type *range_type = TYPE_INDEX_TYPE (resolved_type); + + /* Adjust the data location with the value of byte stride if set, which + can describe the separation between successive elements along the + dimension. */ + if (TYPE_BYTE_STRIDE (range_type) < 0) + value += (TYPE_HIGH_BOUND (range_type) - TYPE_LOW_BOUND (range_type)) + * TYPE_BYTE_STRIDE (range_type); + + TYPE_DATA_LOCATION_ADDR (resolved_type) = value; + TYPE_DATA_LOCATION_KIND (resolved_type) = PROP_CONST; + } + else + TYPE_DATA_LOCATION (resolved_type) = NULL; + return resolved_type; } @@ -4174,6 +4274,27 @@ copy_type_recursive (struct objfile *obj sizeof (struct dynamic_prop)); } + /* Copy the data location information. */ + if (TYPE_DATA_LOCATION (type) != NULL) + { + TYPE_DATA_LOCATION (new_type) = xmalloc (sizeof (struct dynamic_prop)); + *TYPE_DATA_LOCATION (new_type) = *TYPE_DATA_LOCATION (type); + } + + /* Copy allocated information. */ + if (TYPE_ALLOCATED_PROP (type) != NULL) + { + TYPE_ALLOCATED_PROP (new_type) = xmalloc (sizeof (struct dynamic_prop)); + *TYPE_ALLOCATED_PROP (new_type) = *TYPE_ALLOCATED_PROP (type); + } + + /* Copy associated information. */ + if (TYPE_ASSOCIATED_PROP (type) != NULL) + { + TYPE_ASSOCIATED_PROP (new_type) = xmalloc (sizeof (struct dynamic_prop)); + *TYPE_ASSOCIATED_PROP (new_type) = *TYPE_ASSOCIATED_PROP (type); + } + /* Copy pointers to other types. */ if (TYPE_TARGET_TYPE (type)) TYPE_TARGET_TYPE (new_type) = @@ -4227,6 +4348,44 @@ copy_type (const struct type *type) sizeof (struct dynamic_prop)); } + if (TYPE_ALLOCATED_PROP (type)) + { + TYPE_ALLOCATED_PROP (new_type) + = OBSTACK_ZALLOC (&TYPE_OWNER (type).objfile->objfile_obstack, + struct dynamic_prop); + memcpy (TYPE_ALLOCATED_PROP (new_type), TYPE_ALLOCATED_PROP (type), + sizeof (struct dynamic_prop)); + } + + if (TYPE_ASSOCIATED_PROP (type)) + { + TYPE_ASSOCIATED_PROP (new_type) + = OBSTACK_ZALLOC (&TYPE_OWNER (type).objfile->objfile_obstack, + struct dynamic_prop); + memcpy (TYPE_ASSOCIATED_PROP (new_type), TYPE_ASSOCIATED_PROP (type), + sizeof (struct dynamic_prop)); + } + + if (TYPE_DATA_LOCATION (type)) + { + TYPE_DATA_LOCATION (new_type) + = OBSTACK_ZALLOC (&TYPE_OWNER (type).objfile->objfile_obstack, + struct dynamic_prop); + memcpy (TYPE_DATA_LOCATION (new_type), TYPE_DATA_LOCATION (type), + sizeof (struct dynamic_prop)); + } + + if (TYPE_NFIELDS (type)) + { + int nfields = TYPE_NFIELDS (type); + + TYPE_FIELDS (new_type) + = OBSTACK_CALLOC (&TYPE_OWNER (type).objfile->objfile_obstack, + nfields, struct field); + memcpy (TYPE_FIELDS (new_type), TYPE_FIELDS (type), + nfields * sizeof (struct field)); + } + return new_type; } Index: gdb-7.8.90.20150126/gdb/gdbtypes.h =================================================================== --- gdb-7.8.90.20150126.orig/gdb/gdbtypes.h 2015-01-26 07:47:25.852758401 +0100 +++ gdb-7.8.90.20150126/gdb/gdbtypes.h 2015-01-26 07:47:42.405829908 +0100 @@ -660,6 +660,10 @@ struct main_type struct dynamic_prop high; + /* * Stride of range. */ + + struct dynamic_prop stride; + /* True if HIGH range bound contains the number of elements in the subrange. This affects how the final hight bound is computed. */ @@ -720,6 +724,18 @@ struct main_type this field yields to the location of the data for an object. */ struct dynamic_prop *data_location; + + /* Structure for DW_AT_allocated. + The presence of this attribute indicates that the object of the type + can be allocated/deallocated. The value can be a dwarf expression, + reference, or a constant. */ + struct dynamic_prop *allocated; + + /* Structure for DW_AT_associated. + The presence of this attribute indicated that the object of the type + can be associated. The value can be a dwarf expression, + reference, or a constant. */ + struct dynamic_prop *associated; }; /* * A ``struct type'' describes a particular instance of a type, with @@ -1198,6 +1214,39 @@ extern void allocate_gnat_aux_type (stru TYPE_RANGE_DATA(range_type)->high.kind #define TYPE_LOW_BOUND_KIND(range_type) \ TYPE_RANGE_DATA(range_type)->low.kind +#define TYPE_BYTE_STRIDE(range_type) \ + TYPE_RANGE_DATA(range_type)->stride.data.const_val +#define TYPE_BYTE_STRIDE_BLOCK(range_type) \ + TYPE_RANGE_DATA(range_type)->stride.data.locexpr +#define TYPE_BYTE_STRIDE_LOCLIST(range_type) \ + TYPE_RANGE_DATA(range_type)->stride.data.loclist +#define TYPE_BYTE_STRIDE_KIND(range_type) \ + TYPE_RANGE_DATA(range_type)->stride.kind + + +/* Attribute accessors for the type data location. */ +#define TYPE_DATA_LOCATION(thistype) \ + TYPE_MAIN_TYPE(thistype)->data_location +#define TYPE_DATA_LOCATION_BATON(thistype) \ + TYPE_DATA_LOCATION (thistype)->data.baton +#define TYPE_DATA_LOCATION_ADDR(thistype) \ + TYPE_DATA_LOCATION (thistype)->data.const_val +#define TYPE_DATA_LOCATION_KIND(thistype) \ + TYPE_DATA_LOCATION (thistype)->kind +#define TYPE_ALLOCATED_PROP(thistype) TYPE_MAIN_TYPE(thistype)->allocated +#define TYPE_ASSOCIATED_PROP(thistype) TYPE_MAIN_TYPE(thistype)->associated + +/* Allocated status of type object. If set to non-zero it means the object + is allocated. A zero value means it is not allocated. */ +#define TYPE_NOT_ALLOCATED(t) (TYPE_ALLOCATED_PROP (t) \ + && TYPE_ALLOCATED_PROP (t)->kind == PROP_CONST \ + && !TYPE_ALLOCATED_PROP (t)->data.const_val) + +/* Associated status of type object. If set to non-zero it means the object + is associated. A zero value means it is not associated. */ +#define TYPE_NOT_ASSOCIATED(t) (TYPE_ASSOCIATED_PROP (t) \ + && TYPE_ASSOCIATED_PROP (t)->kind == PROP_CONST \ + && !TYPE_ASSOCIATED_PROP (t)->data.const_val) /* Attribute accessors for the type data location. */ #define TYPE_DATA_LOCATION(thistype) \ @@ -1215,6 +1264,9 @@ extern void allocate_gnat_aux_type (stru TYPE_HIGH_BOUND_UNDEFINED(TYPE_INDEX_TYPE(arraytype)) #define TYPE_ARRAY_LOWER_BOUND_IS_UNDEFINED(arraytype) \ TYPE_LOW_BOUND_UNDEFINED(TYPE_INDEX_TYPE(arraytype)) +#define TYPE_ARRAY_STRIDE_IS_UNDEFINED(arraytype) \ + (TYPE_BYTE_STRIDE(TYPE_INDEX_TYPE(arraytype)) == 0) + #define TYPE_ARRAY_UPPER_BOUND_VALUE(arraytype) \ (TYPE_HIGH_BOUND(TYPE_INDEX_TYPE((arraytype)))) @@ -1685,6 +1737,7 @@ extern struct type *create_array_type_wi extern struct type *create_range_type (struct type *, struct type *, const struct dynamic_prop *, + const struct dynamic_prop *, const struct dynamic_prop *); extern struct type *create_array_type (struct type *, struct type *, Index: gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-alloc-assoc.exp =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-alloc-assoc.exp 2015-01-26 07:47:42.405829908 +0100 @@ -0,0 +1,65 @@ +# Copyright 2014 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +standard_testfile "vla.f90" + +if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} \ + {debug f90 quiet}] } { + return -1 +} + +if ![runto MAIN__] then { + perror "couldn't run to breakpoint MAIN__" + continue +} + +# Check the association status of various types of VLA's +# and pointer to VLA's. +gdb_breakpoint [gdb_get_line_number "vla1-allocated"] +gdb_continue_to_breakpoint "vla1-allocated" +gdb_test "print l" " = \\.TRUE\\." \ + "print vla1 allocation status (allocated)" + +gdb_breakpoint [gdb_get_line_number "vla2-allocated"] +gdb_continue_to_breakpoint "vla2-allocated" +gdb_test "print l" " = \\.TRUE\\." \ + "print vla2 allocation status (allocated)" + +gdb_breakpoint [gdb_get_line_number "pvla-associated"] +gdb_continue_to_breakpoint "pvla-associated" +gdb_test "print l" " = \\.TRUE\\." \ + "print pvla associated status (associated)" + +gdb_breakpoint [gdb_get_line_number "pvla-re-associated"] +gdb_continue_to_breakpoint "pvla-re-associated" +gdb_test "print l" " = \\.TRUE\\." \ + "print pvla associated status (re-associated)" + +gdb_breakpoint [gdb_get_line_number "pvla-deassociated"] +gdb_continue_to_breakpoint "pvla-deassociated" +gdb_test "print l" " = \\.FALSE\\." \ + "print pvla allocation status (deassociated)" + +gdb_breakpoint [gdb_get_line_number "vla1-deallocated"] +gdb_continue_to_breakpoint "vla1-deallocated" +gdb_test "print l" " = \\.FALSE\\." \ + "print vla1 allocation status (deallocated)" +gdb_test "print vla1" " = <not allocated>" \ + "print deallocated vla1" + +gdb_breakpoint [gdb_get_line_number "vla2-deallocated"] +gdb_continue_to_breakpoint "vla2-deallocated" +gdb_test "print l" " = \\.FALSE\\." "print vla2 deallocated" +gdb_test "print vla2" " = <not allocated>" "print deallocated vla2" Index: gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-datatypes.exp =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-datatypes.exp 2015-01-26 07:47:42.405829908 +0100 @@ -0,0 +1,82 @@ +# Copyright 2014 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +standard_testfile ".f90" + +if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} \ + {debug f90 quiet}] } { + return -1 +} + +# check that all fortran standard datatypes will be +# handled correctly when using as VLA's + +if ![runto MAIN__] then { + perror "couldn't run to breakpoint MAIN__" + continue +} + +gdb_breakpoint [gdb_get_line_number "vlas-allocated"] +gdb_continue_to_breakpoint "vlas-allocated" +gdb_test "next" " = allocated\\\(realvla\\\)" \ + "next to allocation status of intvla" +gdb_test "print l" " = \\.TRUE\\." "intvla allocated" +gdb_test "next" " = allocated\\\(complexvla\\\)" \ + "next to allocation status of realvla" +gdb_test "print l" " = \\.TRUE\\." "realvla allocated" +gdb_test "next" " = allocated\\\(logicalvla\\\)" \ + "next to allocation status of complexvla" +gdb_test "print l" " = \\.TRUE\\." "complexvla allocated" +gdb_test "next" " = allocated\\\(charactervla\\\)" \ + "next to allocation status of logicalvla" +gdb_test "print l" " = \\.TRUE\\." "logicalvla allocated" +gdb_test "next" "intvla\\\(:,:,:\\\) = 1" \ + "next to allocation status of charactervla" +gdb_test "print l" " = \\.TRUE\\." "charactervla allocated" + +gdb_breakpoint [gdb_get_line_number "vlas-initialized"] +gdb_continue_to_breakpoint "vlas-initialized" +gdb_test "ptype intvla" "type = integer\\\(kind=4\\\) \\\(11,22,33\\\)" \ + "ptype intvla" +gdb_test "ptype realvla" "type = real\\\(kind=4\\\) \\\(11,22,33\\\)" \ + "ptype realvla" +gdb_test "ptype complexvla" "type = complex\\\(kind=4\\\) \\\(11,22,33\\\)" \ + "ptype complexvla" +gdb_test "ptype logicalvla" "type = logical\\\(kind=4\\\) \\\(11,22,33\\\)" \ + "ptype logicalvla" +gdb_test "ptype charactervla" "type = character\\\*1 \\\(11,22,33\\\)" \ + "ptype charactervla" + +gdb_test "print intvla(5,5,5)" " = 1" "print intvla(5,5,5) (1st)" +gdb_test "print realvla(5,5,5)" " = 3.14\\d+" \ + "print realvla(5,5,5) (1st)" +gdb_test "print complexvla(5,5,5)" " = \\\(2,-3\\\)" \ + "print complexvla(5,5,5) (1st)" +gdb_test "print logicalvla(5,5,5)" " = \\.TRUE\\." \ + "print logicalvla(5,5,5) (1st)" +gdb_test "print charactervla(5,5,5)" " = 'K'" \ + "print charactervla(5,5,5) (1st)" + +gdb_breakpoint [gdb_get_line_number "vlas-modified"] +gdb_continue_to_breakpoint "vlas-modified" +gdb_test "print intvla(5,5,5)" " = 42" "print intvla(5,5,5) (2nd)" +gdb_test "print realvla(5,5,5)" " = 4.13\\d+" \ + "print realvla(5,5,5) (2nd)" +gdb_test "print complexvla(5,5,5)" " = \\\(-3,2\\\)" \ + "print complexvla(5,5,5) (2nd)" +gdb_test "print logicalvla(5,5,5)" " = \\.FALSE\\." \ + "print logicalvla(5,5,5) (2nd)" +gdb_test "print charactervla(5,5,5)" " = 'X'" \ + "print charactervla(5,5,5) (2nd)" Index: gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-datatypes.f90 =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-datatypes.f90 2015-01-26 07:47:42.405829908 +0100 @@ -0,0 +1,51 @@ +! Copyright 2014 Free Software Foundation, Inc. +! +! This program is free software; you can redistribute it and/or modify +! it under the terms of the GNU General Public License as published by +! the Free Software Foundation; either version 2 of the License, or +! (at your option) any later version. +! +! This program is distributed in the hope that it will be useful, +! but WITHOUT ANY WARRANTY; without even the implied warranty of +! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +! GNU General Public License for more details. +! +! You should have received a copy of the GNU General Public License +! along with this program; if not, write to the Free Software +! Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +program vla_primitives + integer, allocatable :: intvla(:, :, :) + real, allocatable :: realvla(:, :, :) + complex, allocatable :: complexvla(:, :, :) + logical, allocatable :: logicalvla(:, :, :) + character, allocatable :: charactervla(:, :, :) + logical :: l + + allocate (intvla (11,22,33)) + allocate (realvla (11,22,33)) + allocate (complexvla (11,22,33)) + allocate (logicalvla (11,22,33)) + allocate (charactervla (11,22,33)) + + l = allocated(intvla) ! vlas-allocated + l = allocated(realvla) + l = allocated(complexvla) + l = allocated(logicalvla) + l = allocated(charactervla) + + intvla(:,:,:) = 1 + realvla(:,:,:) = 3.14 + complexvla(:,:,:) = cmplx(2.0,-3.0) + logicalvla(:,:,:) = .TRUE. + charactervla(:,:,:) = char(75) + + intvla(5,5,5) = 42 ! vlas-initialized + realvla(5,5,5) = 4.13 + complexvla(5,5,5) = cmplx(-3.0,2.0) + logicalvla(5,5,5) = .FALSE. + charactervla(5,5,5) = 'X' + + ! dummy statement for bp + l = .FALSE. ! vlas-modified +end program vla_primitives Index: gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-func.exp =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-func.exp 2015-01-26 07:47:42.406829913 +0100 @@ -0,0 +1,61 @@ +# Copyright 2014 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +standard_testfile ".f90" + +if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} \ + {debug f90 quiet}] } { + return -1 +} + +if ![runto MAIN__] then { + perror "couldn't run to breakpoint MAIN__" + continue +} + +# Check VLA passed to first Fortran function. +gdb_breakpoint [gdb_get_line_number "func1-vla-passed"] +gdb_continue_to_breakpoint "func1-vla-passed" +gdb_test "print vla" " = \\( *\\( *22, *22, *22,\[()22, .\]*\\)" \ + "print vla (func1)" +gdb_test "ptype vla" "type = integer\\\(kind=4\\\) \\\(10,10\\\)" \ + "ptype vla (func1)" + +gdb_breakpoint [gdb_get_line_number "func1-vla-modified"] +gdb_continue_to_breakpoint "func1-vla-modified" +gdb_test "print vla(5,5)" " = 55" "print vla(5,5) (func1)" +gdb_test "print vla(7,7)" " = 77" "print vla(5,5) (func1)" + +# Check if the values are correct after returning from func1 +gdb_breakpoint [gdb_get_line_number "func1-returned"] +gdb_continue_to_breakpoint "func1-returned" +gdb_test "print ret" " = .TRUE." "print ret after func1 returned" + +# Check VLA passed to second Fortran function +gdb_breakpoint [gdb_get_line_number "func2-vla-passed"] +gdb_continue_to_breakpoint "func2-vla-passed" +gdb_test "print vla" \ + " = \\\(44, 44, 44, 44, 44, 44, 44, 44, 44, 44\\\)" \ + "print vla (func2)" +gdb_test "ptype vla" "type = integer\\\(kind=4\\\) \\\(10\\\)" \ + "ptype vla (func2)" + +# Check if the returned VLA has the correct values and ptype. +gdb_breakpoint [gdb_get_line_number "func2-returned"] +gdb_continue_to_breakpoint "func2-returned" +gdb_test "print vla3" " = \\\(1, 2, 44, 4, 44, 44, 44, 8, 44, 44\\\)" \ + "print vla3 (after func2)" +gdb_test "ptype vla3" "type = integer\\\(kind=4\\\) \\\(10\\\)" \ + "ptype vla3 (after func2)" Index: gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-func.f90 =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-func.f90 2015-01-26 07:47:42.406829913 +0100 @@ -0,0 +1,71 @@ +! Copyright 2014 Free Software Foundation, Inc. +! +! This program is free software; you can redistribute it and/or modify +! it under the terms of the GNU General Public License as published by +! the Free Software Foundation; either version 2 of the License, or +! (at your option) any later version. +! +! This program is distributed in the hope that it will be useful, +! but WITHOUT ANY WARRANTY; without even the implied warranty of +! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +! GNU General Public License for more details. +! +! You should have received a copy of the GNU General Public License +! along with this program; if not, write to the Free Software +! Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +logical function func1 (vla) + implicit none + integer, allocatable :: vla (:, :) + func1 = allocated(vla) + vla(5,5) = 55 ! func1-vla-passed + vla(7,7) = 77 + return ! func1-vla-modified +end function func1 + +function func2(vla) + implicit none + integer :: vla (:) + integer :: func2(size(vla)) + integer :: k + + vla(1) = 1 ! func2-vla-passed + vla(2) = 2 + vla(4) = 4 + vla(8) = 8 + + func2 = vla +end function func2 + +program vla_func + implicit none + interface + logical function func1 (vla) + integer :: vla (:, :) + end function + end interface + interface + function func2 (vla) + integer :: vla (:) + integer func2(size(vla)) + end function + end interface + + logical :: ret + integer, allocatable :: vla1 (:, :) + integer, allocatable :: vla2 (:) + integer, allocatable :: vla3 (:) + + ret = .FALSE. + + allocate (vla1 (10,10)) + vla1(:,:) = 22 + + allocate (vla2 (10)) + vla2(:) = 44 + + ret = func1(vla1) + vla3 = func2(vla2) ! func1-returned + + ret = .TRUE. ! func2-returned +end program vla_func Index: gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-history.exp =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-history.exp 2015-01-26 07:47:42.406829913 +0100 @@ -0,0 +1,62 @@ +# Copyright 2014 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +standard_testfile "vla.f90" + +if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} \ + {debug f90 quiet}] } { + return -1 +} + +if ![runto MAIN__] then { + perror "couldn't run to breakpoint MAIN__" + continue +} + +# Set some breakpoints and print complete vla. +gdb_breakpoint [gdb_get_line_number "vla1-init"] +gdb_continue_to_breakpoint "vla1-init" +gdb_test "print vla1" " = <not allocated>" "print non-allocated vla1" + +gdb_breakpoint [gdb_get_line_number "vla2-allocated"] +gdb_continue_to_breakpoint "vla2-allocated" +gdb_test "print vla1" " = \\( *\\( *\\( *0, *0, *0,\[()0, .\]*\\)" \ + "print vla1 allocated" +gdb_test "print vla2" " = \\( *\\( *\\( *0, *0, *0,\[()0, .\]*\\)" \ + "print vla2 allocated" + +gdb_breakpoint [gdb_get_line_number "vla1-filled"] +gdb_continue_to_breakpoint "vla1-filled" +gdb_test "print vla1" \ + " = \\( *\\( *\\( *1311, *1311, *1311,\[()1311, .\]*\\)" \ + "print vla1 filled" + +# Try to access history values for full vla prints. +gdb_test "print \$1" " = <not allocated>" "print \$1" +gdb_test "print \$2" " = \\( *\\( *\\( *0, *0, *0,\[()0, .\]*\\)" \ + "print \$2" +gdb_test "print \$3" " = \\( *\\( *\\( *0, *0, *0,\[()0, .\]*\\)" \ + "print \$3" +gdb_test "print \$4" \ + " = \\( *\\( *\\( *1311, *1311, *1311,\[()1311, .\]*\\)" "print \$4" + +gdb_breakpoint [gdb_get_line_number "vla2-filled"] +gdb_continue_to_breakpoint "vla2-filled" +gdb_test "print vla2(1,43,20)" " = 1311" "print vla2(1,43,20)" +gdb_test "print vla1(1,3,8)" " = 1001" "print vla2(1,3,8)" + +# Try to access history values for vla values. +gdb_test "print \$9" " = 1311" "print \$9" +gdb_test "print \$10" " = 1001" "print \$10" Index: gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-ptype-sub.exp =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-ptype-sub.exp 2015-01-26 07:47:42.406829913 +0100 @@ -0,0 +1,87 @@ +# Copyright 2014 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +standard_testfile "vla-sub.f90" + +if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} \ + {debug f90 quiet}] } { + return -1 +} + +if ![runto MAIN__] then { + perror "couldn't run to breakpoint MAIN__" + continue +} + +# Pass fixed array to function and handle them as vla in function. +gdb_breakpoint [gdb_get_line_number "not-filled"] +gdb_continue_to_breakpoint "not-filled (1st)" +gdb_test "ptype array1" "type = integer\\\(kind=4\\\) \\\(42,42\\\)" \ + "ptype array1 (passed fixed)" +gdb_test "ptype array2" "type = real\\\(kind=4\\\) \\\(42,42,42\\\)" \ + "ptype array2 (passed fixed)" +gdb_test "ptype array1(40, 10)" "type = integer\\\(kind=4\\\)" \ + "ptype array1(40, 10) (passed fixed)" +gdb_test "ptype array2(13, 11, 5)" "type = real\\\(kind=4\\\)" \ + "ptype array2(13, 11, 5) (passed fixed)" + +# Pass sub arrays to function and handle them as vla in function. +gdb_continue_to_breakpoint "not-filled (2nd)" +gdb_test "ptype array1" "type = integer\\\(kind=4\\\) \\\(6,6\\\)" \ + "ptype array1 (passed sub-array)" +gdb_test "ptype array2" "type = real\\\(kind=4\\\) \\\(6,6,6\\\)" \ + "ptype array2 (passed sub-array)" +gdb_test "ptype array1(3, 3)" "type = integer\\\(kind=4\\\)" \ + "ptype array1(3, 3) (passed sub-array)" +gdb_test "ptype array2(4, 4, 4)" "type = real\\\(kind=4\\\)" \ + "ptype array2(4, 4, 4) (passed sub-array)" + +# Check ptype outside of bounds. This should not crash GDB. +gdb_test "ptype array1(100, 100)" "no such vector element" \ + "ptype array1(100, 100) subarray do not crash (passed sub-array)" +gdb_test "ptype array2(100, 100, 100)" "no such vector element" \ + "ptype array2(100, 100, 100) subarray do not crash (passed sub-array)" + +# Pass vla to function. +gdb_continue_to_breakpoint "not-filled (3rd)" +gdb_test "ptype array1" "type = integer\\\(kind=4\\\) \\\(20,20\\\)" \ + "ptype array1 (passed vla)" +gdb_test "ptype array2" "type = real\\\(kind=4\\\) \\\(10,10,10\\\)" \ + "ptype array2 (passed vla)" +gdb_test "ptype array1(3, 3)" "type = integer\\\(kind=4\\\)" \ + "ptype array1(3, 3) (passed vla)" +gdb_test "ptype array2(4, 4, 4)" "type = real\\\(kind=4\\\)" \ + "ptype array2(4, 4, 4) (passed vla)" + +# Check ptype outside of bounds. This should not crash GDB. +gdb_test "ptype array1(100, 100)" "no such vector element" \ + "ptype array1(100, 100) VLA do not crash (passed vla)" +gdb_test "ptype array2(100, 100, 100)" "no such vector element" \ + "ptype array2(100, 100, 100) VLA do not crash (passed vla)" + +# Pass fixed array to function and handle it as VLA of arbitrary length in +# function. +gdb_breakpoint [gdb_get_line_number "end-of-bar"] +gdb_continue_to_breakpoint "end-of-bar" +gdb_test "ptype array1" \ + "type = (PTR TO -> \\( )?integer(\\(kind=4\\)|\\*4) \\(\\*\\)\\)?" \ + "ptype array1 (arbitrary length)" +gdb_test "ptype array2" \ + "type = (PTR TO -> \\( )?integer(\\(kind=4\\)|\\*4) \\(4:9,10:\\*\\)\\)?" \ + "ptype array2 (arbitrary length)" +gdb_test "ptype array1(100)" "type = integer\\\(kind=4\\\)" \ + "ptype array1(100) (arbitrary length)" +gdb_test "ptype array2(4,100)" "type = integer\\\(kind=4\\\)" \ + "ptype array2(4,100) (arbitrary length)" Index: gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-ptype.exp =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-ptype.exp 2015-01-26 07:47:42.406829913 +0100 @@ -0,0 +1,96 @@ +# Copyright 2014 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +standard_testfile "vla.f90" + +if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} \ + {debug f90 quiet}] } { + return -1 +} + +if ![runto MAIN__] then { + perror "couldn't run to breakpoint MAIN__" + continue +} + +# Check the ptype of various VLA states and pointer to VLA's. +gdb_breakpoint [gdb_get_line_number "vla1-init"] +gdb_continue_to_breakpoint "vla1-init" +gdb_test "ptype vla1" "type = <not allocated>" "ptype vla1 not initialized" +gdb_test "ptype vla2" "type = <not allocated>" "ptype vla2 not initialized" +gdb_test "ptype pvla" "type = <not associated>" "ptype pvla not initialized" +gdb_test "ptype vla1(3, 6, 9)" "no such vector element because not allocated" \ + "ptype vla1(3, 6, 9) not initialized" +gdb_test "ptype vla2(5, 45, 20)" \ + "no such vector element because not allocated" \ + "ptype vla1(5, 45, 20) not initialized" + +gdb_breakpoint [gdb_get_line_number "vla1-allocated"] +gdb_continue_to_breakpoint "vla1-allocated" +gdb_test "ptype vla1" "type = real\\\(kind=4\\\) \\\(10,10,10\\\)" \ + "ptype vla1 allocated" + +gdb_breakpoint [gdb_get_line_number "vla2-allocated"] +gdb_continue_to_breakpoint "vla2-allocated" +gdb_test "ptype vla2" "type = real\\\(kind=4\\\) \\\(7,42:50,13:35\\\)" \ + "ptype vla2 allocated" + +gdb_breakpoint [gdb_get_line_number "vla1-filled"] +gdb_continue_to_breakpoint "vla1-filled" +gdb_test "ptype vla1" "type = real\\\(kind=4\\\) \\\(10,10,10\\\)" \ + "ptype vla1 filled" +gdb_test "ptype vla1(3, 6, 9)" "type = real\\\(kind=4\\\)" \ + "ptype vla1(3, 6, 9)" + +gdb_breakpoint [gdb_get_line_number "vla2-filled"] +gdb_continue_to_breakpoint "vla2-filled" +gdb_test "ptype vla2" "type = real\\\(kind=4\\\) \\\(7,42:50,13:35\\\)" \ + "ptype vla2 filled" +gdb_test "ptype vla2(5, 45, 20)" "type = real\\\(kind=4\\\)" \ + "ptype vla1(5, 45, 20) filled" + +gdb_breakpoint [gdb_get_line_number "pvla-associated"] +gdb_continue_to_breakpoint "pvla-associated" +gdb_test "ptype pvla" "type = real\\\(kind=4\\\) \\\(10,10,10\\\)" \ + "ptype pvla associated" +gdb_test "ptype pvla(3, 6, 9)" "type = real\\\(kind=4\\\)" \ + "ptype pvla(3, 6, 9)" + +gdb_breakpoint [gdb_get_line_number "pvla-re-associated"] +gdb_continue_to_breakpoint "pvla-re-associated" +gdb_test "ptype pvla" "type = real\\\(kind=4\\\) \\\(7,42:50,13:35\\\)" \ + "ptype pvla re-associated" +gdb_test "ptype vla2(5, 45, 20)" "type = real\\\(kind=4\\\)" \ + "ptype vla1(5, 45, 20) re-associated" + +gdb_breakpoint [gdb_get_line_number "pvla-deassociated"] +gdb_continue_to_breakpoint "pvla-deassociated" +gdb_test "ptype pvla" "type = <not associated>" "ptype pvla deassociated" +gdb_test "ptype pvla(5, 45, 20)" \ + "no such vector element because not associated" \ + "ptype pvla(5, 45, 20) not associated" + +gdb_breakpoint [gdb_get_line_number "vla1-deallocated"] +gdb_continue_to_breakpoint "vla1-deallocated" +gdb_test "ptype vla1" "type = <not allocated>" "ptype vla1 not allocated" +gdb_test "ptype vla1(3, 6, 9)" "no such vector element because not allocated" \ + "ptype vla1(3, 6, 9) not allocated" + +gdb_breakpoint [gdb_get_line_number "vla2-deallocated"] +gdb_continue_to_breakpoint "vla2-deallocated" +gdb_test "ptype vla2" "type = <not allocated>" "ptype vla2 not allocated" +gdb_test "ptype vla2(5, 45, 20)" \ + "no such vector element because not allocated" \ + "ptype vla2(5, 45, 20) not allocated" Index: gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-sizeof.exp =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-sizeof.exp 2015-01-26 07:47:42.406829913 +0100 @@ -0,0 +1,46 @@ +# Copyright 2014 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +standard_testfile "vla.f90" + +if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} \ + {debug f90 quiet}] } { + return -1 +} + +if ![runto MAIN__] then { + perror "couldn't run to breakpoint MAIN__" + continue +} + +# Try to access values in non allocated VLA +gdb_breakpoint [gdb_get_line_number "vla1-init"] +gdb_continue_to_breakpoint "vla1-init" +gdb_test "print sizeof(vla1)" " = 0" "print sizeof non-allocated vla1" + +# Try to access value in allocated VLA +gdb_breakpoint [gdb_get_line_number "vla2-allocated"] +gdb_continue_to_breakpoint "vla2-allocated" +gdb_test "print sizeof(vla1)" " = 4000" "print sizeof allocated vla1" + +# Try to access values in undefined pointer to VLA (dangling) +gdb_breakpoint [gdb_get_line_number "vla1-filled"] +gdb_continue_to_breakpoint "vla1-filled" +gdb_test "print sizeof(pvla)" " = 0" "print sizeof non-associated pvla" + +# Try to access values in pointer to VLA and compare them +gdb_breakpoint [gdb_get_line_number "pvla-associated"] +gdb_continue_to_breakpoint "pvla-associated" +gdb_test "print sizeof(pvla)" " = 4000" "print sizeof associated pvla" Index: gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-stride.exp =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-stride.exp 2015-01-26 07:47:42.407829917 +0100 @@ -0,0 +1,44 @@ +# Copyright 2014 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +standard_testfile ".f90" + +if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} \ + {debug f90 quiet}] } { + return -1 +} + +if ![runto MAIN__] then { + perror "couldn't run to breakpoint MAIN__" + continue +} + +gdb_breakpoint [gdb_get_line_number "re-reverse-elements"] +gdb_continue_to_breakpoint "re-reverse-elements" +gdb_test "print pvla" " = \\\(1, 2, 3, 4, 5, 6, 7, 8, 9, 10\\\)" \ + "print re-reverse-elements" +gdb_test "print pvla(1)" " = 1" "print first re-reverse-element" +gdb_test "print pvla(10)" " = 10" "print last re-reverse-element" + +gdb_breakpoint [gdb_get_line_number "odd-elements"] +gdb_continue_to_breakpoint "odd-elements" +gdb_test "print pvla" " = \\\(1, 3, 5, 7, 9\\\)" "print odd-elements" +gdb_test "print pvla(1)" " = 1" "print first odd-element" +gdb_test "print pvla(5)" " = 9" "print last odd-element" + +gdb_breakpoint [gdb_get_line_number "single-element"] +gdb_continue_to_breakpoint "single-element" +gdb_test "print pvla" " = \\\(5\\\)" "print single-element" +gdb_test "print pvla(1)" " = 5" "print one single-element" Index: gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-stride.f90 =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-stride.f90 2015-01-26 07:47:42.407829917 +0100 @@ -0,0 +1,30 @@ +! Copyright 2014 Free Software Foundation, Inc. +! +! This program is free software; you can redistribute it and/or modify +! it under the terms of the GNU General Public License as published by +! the Free Software Foundation; either version 2 of the License, or +! (at your option) any later version. +! +! This program is distributed in the hope that it will be useful, +! but WITHOUT ANY WARRANTY; without even the implied warranty of +! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +! GNU General Public License for more details. +! +! You should have received a copy of the GNU General Public License +! along with this program; if not, write to the Free Software +! Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +program vla_stride + integer, target, allocatable :: vla (:) + integer, pointer :: pvla (:) + + allocate(vla(10)) + vla = (/ (I, I = 1,10) /) + + pvla => vla(10:1:-1) + pvla => pvla(10:1:-1) + pvla => vla(1:10:2) ! re-reverse-elements + pvla => vla(5:4:-2) ! odd-elements + + pvla => null() ! single-element +end program vla_stride Index: gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-strings.exp =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-strings.exp 2015-01-26 07:47:42.407829917 +0100 @@ -0,0 +1,104 @@ +# Copyright 2014 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +standard_testfile ".f90" + +if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} \ + {debug f90 quiet}] } { + return -1 +} + +# check that all fortran standard datatypes will be +# handled correctly when using as VLA's + +if ![runto MAIN__] then { + perror "couldn't run to breakpoint MAIN__" + continue +} + +gdb_breakpoint [gdb_get_line_number "var_char-allocated-1"] +gdb_continue_to_breakpoint "var_char-allocated-1" +gdb_test "print var_char" \ + " = \\(PTR TO -> \\( character\\*10 \\)\\) ${hex}" \ + "print var_char after allocated first time" +gdb_test "print *var_char" \ + " = '\\\\000\\\\000\\\\000\\\\000\\\\000\\\\000\\\\000\\\\000\\\\000\\\\000'" \ + "print *var_char after allocated first time" +gdb_test "whatis var_char" "type = PTR TO -> \\( character\\*10 \\)" \ + "whatis var_char first time" +gdb_test "ptype var_char" "type = PTR TO -> \\( character\\*10 \\)" \ + "ptype var_char first time" +gdb_test "next" "\\d+.*var_char = 'foo'.*" \ + "next to allocation status of var_char" +gdb_test "print l" " = .TRUE." "print allocation status first time" + +gdb_breakpoint [gdb_get_line_number "var_char-filled-1"] +gdb_continue_to_breakpoint "var_char-filled-1" +gdb_test "print var_char" \ + " = \\(PTR TO -> \\( character\\*3 \\)\\) ${hex}" \ + "print var_char after filled first time" +gdb_test "print *var_char" " = 'foo'" \ + "print *var_char after filled first time" +gdb_test "whatis var_char" "type = PTR TO -> \\( character\\*3 \\)" \ + "whatis var_char after filled first time" +gdb_test "ptype var_char" "type = PTR TO -> \\( character\\*3 \\)" \ + "ptype var_char after filled first time" +gdb_test "print var_char(1)" " = 102 'f'" "print var_char(1)" +gdb_test "print var_char(3)" " = 111 'o'" "print var_char(3)" + +gdb_breakpoint [gdb_get_line_number "var_char-filled-2"] +gdb_continue_to_breakpoint "var_char-filled-2" +gdb_test "print var_char" \ + " = \\(PTR TO -> \\( character\\*6 \\)\\) ${hex}" \ + "print var_char after allocated second time" +gdb_test "print *var_char" " = 'foobar'" \ + "print *var_char after allocated second time" +gdb_test "whatis var_char" "type = PTR TO -> \\( character\\*6 \\)" \ + "whatis var_char second time" +gdb_test "ptype var_char" "type = PTR TO -> \\( character\\*6 \\)" \ + "ptype var_char second time" + +gdb_breakpoint [gdb_get_line_number "var_char-empty"] +gdb_continue_to_breakpoint "var_char-empty" +gdb_test "print var_char" \ + " = \\(PTR TO -> \\( character\\*0 \\)\\) ${hex}" \ + "print var_char after set empty" +gdb_test "print *var_char" " = \"\"" "print *var_char after set empty" +gdb_test "whatis var_char" "type = PTR TO -> \\( character\\*0 \\)" \ + "whatis var_char after set empty" +gdb_test "ptype var_char" "type = PTR TO -> \\( character\\*0 \\)" \ + "ptype var_char after set empty" + +gdb_breakpoint [gdb_get_line_number "var_char-allocated-3"] +gdb_continue_to_breakpoint "var_char-allocated-3" +gdb_test "print var_char" \ + " = \\(PTR TO -> \\( character\\*21 \\)\\) ${hex}" \ + "print var_char after allocated third time" +gdb_test "whatis var_char" "type = PTR TO -> \\( character\\*21 \\)" \ + "whatis var_char after allocated third time" +gdb_test "ptype var_char" "type = PTR TO -> \\( character\\*21 \\)" \ + "ptype var_char after allocated third time" + +gdb_breakpoint [gdb_get_line_number "var_char_p-associated"] +gdb_continue_to_breakpoint "var_char_p-associated" +gdb_test "print var_char_p" \ + " = \\(PTR TO -> \\( character\\*7 \\)\\) ${hex}" \ + "print var_char_p after associated" +gdb_test "print *var_char_p" " = 'johndoe'" \ + "print *var_char_ after associated" +gdb_test "whatis var_char_p" "type = PTR TO -> \\( character\\*7 \\)" \ + "whatis var_char_p after associated" +gdb_test "ptype var_char_p" "type = PTR TO -> \\( character\\*7 \\)" \ + "ptype var_char_p after associated" Index: gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-strings.f90 =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-strings.f90 2015-01-26 07:47:42.407829917 +0100 @@ -0,0 +1,40 @@ +! Copyright 2014 Free Software Foundation, Inc. +! +! This program is free software; you can redistribute it and/or modify +! it under the terms of the GNU General Public License as published by +! the Free Software Foundation; either version 2 of the License, or +! (at your option) any later version. +! +! This program is distributed in the hope that it will be useful, +! but WITHOUT ANY WARRANTY; without even the implied warranty of +! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +! GNU General Public License for more details. +! +! You should have received a copy of the GNU General Public License +! along with this program; if not, write to the Free Software +! Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +program vla_strings + character(len=:), target, allocatable :: var_char + character(len=:), pointer :: var_char_p + logical :: l + + allocate(character(len=10) :: var_char) + l = allocated(var_char) ! var_char-allocated-1 + var_char = 'foo' + deallocate(var_char) ! var_char-filled-1 + l = allocated(var_char) ! var_char-deallocated + allocate(character(len=42) :: var_char) + l = allocated(var_char) + var_char = 'foobar' + var_char = '' ! var_char-filled-2 + var_char = 'bar' ! var_char-empty + deallocate(var_char) + allocate(character(len=21) :: var_char) + l = allocated(var_char) ! var_char-allocated-3 + var_char = 'johndoe' + var_char_p => var_char + l = associated(var_char_p) ! var_char_p-associated + var_char_p => null() + l = associated(var_char_p) ! var_char_p-not-associated +end program vla_strings Index: gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-sub.f90 =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-sub.f90 2015-01-26 07:47:42.407829917 +0100 @@ -0,0 +1,82 @@ +! Copyright 2014 Free Software Foundation, Inc. +! +! This program is free software; you can redistribute it and/or modify +! it under the terms of the GNU General Public License as published by +! the Free Software Foundation; either version 2 of the License, or +! (at your option) any later version. +! +! This program is distributed in the hope that it will be useful, +! but WITHOUT ANY WARRANTY; without even the implied warranty of +! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +! GNU General Public License for more details. +! +! You should have received a copy of the GNU General Public License +! along with this program; if not, write to the Free Software +! Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +! +! Original file written by Jakub Jelinek <jakub@redhat.com> and +! Jan Kratochvil <jan.kratochvil@redhat.com>. +! Modified for the GDB testcases by Keven Boell <keven.boell@intel.com>. + +subroutine foo (array1, array2) + integer :: array1 (:, :) + real :: array2 (:, :, :) + + array1(:,:) = 5 ! not-filled + array1(1, 1) = 30 + + array2(:,:,:) = 6 ! array1-filled + array2(:,:,:) = 3 + array2(1,1,1) = 30 + array2(3,3,3) = 90 ! array2-almost-filled +end subroutine + +subroutine bar (array1, array2) + integer :: array1 (*) + integer :: array2 (4:9, 10:*) + + array1(5:10) = 1311 + array1(7) = 1 + array1(100) = 100 + array2(4,10) = array1(7) + array2(4,100) = array1(7) + return ! end-of-bar +end subroutine + +program vla_sub + interface + subroutine foo (array1, array2) + integer :: array1 (:, :) + real :: array2 (:, :, :) + end subroutine + end interface + interface + subroutine bar (array1, array2) + integer :: array1 (*) + integer :: array2 (4:9, 10:*) + end subroutine + end interface + + real, allocatable :: vla1 (:, :, :) + integer, allocatable :: vla2 (:, :) + + ! used for subroutine + integer :: sub_arr1(42, 42) + real :: sub_arr2(42, 42, 42) + integer :: sub_arr3(42) + + sub_arr1(:,:) = 1 ! vla2-deallocated + sub_arr2(:,:,:) = 2 + sub_arr3(:) = 3 + + call foo(sub_arr1, sub_arr2) + call foo(sub_arr1(5:10, 5:10), sub_arr2(10:15,10:15,10:15)) + + allocate (vla1 (10,10,10)) + allocate (vla2 (20,20)) + vla1(:,:,:) = 1311 + vla2(:,:) = 42 + call foo(vla2, vla1) + + call bar(sub_arr3, sub_arr1) +end program vla_sub Index: gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-value-sub-arbitrary.exp =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-value-sub-arbitrary.exp 2015-01-26 07:47:42.407829917 +0100 @@ -0,0 +1,35 @@ +# Copyright 2014 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +standard_testfile "vla-sub.f90" + +if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} \ + {debug f90 quiet}] } { + return -1 +} + +if ![runto MAIN__] then { + perror "couldn't run to breakpoint MAIN__" + continue +} + +# Check VLA with arbitary length and check that elements outside of +# bounds of the passed VLA can be accessed correctly. +gdb_breakpoint [gdb_get_line_number "end-of-bar"] +gdb_continue_to_breakpoint "end-of-bar" +gdb_test "p array1(42)" " = 3" "print arbitary array1(42)" +gdb_test "p array1(100)" " = 100" "print arbitary array1(100)" +gdb_test "p array2(4,10)" " = 1" "print arbitary array2(4,10)" +gdb_test "p array2(4,100)" " = 1" "print arbitary array2(4,100)" Index: gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-value-sub-finish.exp =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-value-sub-finish.exp 2015-01-26 07:47:42.407829917 +0100 @@ -0,0 +1,49 @@ +# Copyright 2014 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +standard_testfile "vla-sub.f90" + +if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} \ + {debug f90 quiet}] } { + return -1 +} + +if ![runto MAIN__] then { + perror "couldn't run to breakpoint MAIN__" + continue +} + +# "up" works with GCC but other Fortran compilers may copy the values into the +# outer function only on the exit of the inner function. +# We need both variants as depending on the arch we optionally may still be +# executing the caller line or not after `finish'. + +gdb_breakpoint [gdb_get_line_number "array2-almost-filled"] +gdb_continue_to_breakpoint "array2-almost-filled" +gdb_test "print array2" " = \\( *\\( *\\( *30, *3, *3,\[()3, .\]*\\)" \ + "print array2 in foo after it was filled" +gdb_test "print array2(2,1,1)=20" " = 20" \ + "set array(2,2,2) to 20 in subroutine" +gdb_test "print array2" " = \\( *\\( *\\( *30, *20, *3,\[()3, .\]*\\)" \ + "print array2 in foo after it was mofified in debugger" + +gdb_test "finish" \ + ".*foo\\\(sub_arr1\\\(5:10, 5:10\\\), sub_arr2\\\(10:15,10:15,10:15\\\)\\\)" \ + "finish function" +gdb_test "p sub_arr1(5, 7)" " = 5" "sub_arr1(5, 7) after finish" +gdb_test "p sub_arr1(1, 1)" " = 30" "sub_arr1(1, 1) after finish" +gdb_test "p sub_arr2(1, 1, 1)" " = 30" "sub_arr2(1, 1, 1) after finish" +gdb_test "p sub_arr2(2, 1, 1)" " = 20" "sub_arr2(2, 1, 1) after finish" + Index: gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-value-sub.exp =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-value-sub.exp 2015-01-26 07:47:42.408829922 +0100 @@ -0,0 +1,90 @@ +# Copyright 2014 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +standard_testfile "vla-sub.f90" + +if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} \ + {debug f90 quiet}] } { + return -1 +} + +if ![runto MAIN__] then { + perror "couldn't run to breakpoint MAIN__" + continue +} + +# Check the values of VLA's in subroutine can be evaluated correctly + +# Try to access values from a fixed array handled as VLA in subroutine. +gdb_breakpoint [gdb_get_line_number "not-filled"] +gdb_continue_to_breakpoint "not-filled (1st)" +gdb_test "print array1" " = \\(\[()1, .\]*\\)" \ + "print passed array1 in foo (passed fixed array)" + +gdb_breakpoint [gdb_get_line_number "array1-filled"] +gdb_continue_to_breakpoint "array1-filled (1st)" +gdb_test "print array1(5, 7)" " = 5" \ + "print array1(5, 7) after filled in foo (passed fixed array)" +gdb_test "print array1(1, 1)" " = 30" \ + "print array1(1, 1) after filled in foo (passed fixed array)" + +gdb_breakpoint [gdb_get_line_number "array2-almost-filled"] +gdb_continue_to_breakpoint "array2-almost-filled (1st)" +gdb_test "print array2" " = \\( *\\( *\\( *30, *3, *3,\[()3, .\]*\\)" \ + "print array2 in foo after it was filled (passed fixed array)" +gdb_test "print array2(2,1,1)=20" " = 20" \ + "set array(2,2,2) to 20 in subroutine (passed fixed array)" +gdb_test "print array2" " = \\( *\\( *\\( *30, *20, *3,\[()3, .\]*\\)" \ + "print array2 in foo after it was mofified in debugger (passed fixed array)" + + +# Try to access values from a fixed sub-array handled as VLA in subroutine. +gdb_continue_to_breakpoint "not-filled (2nd)" +gdb_test "print array1" " = \\(\[()5, .\]*\\)" \ + "print passed array1 in foo (passed sub-array)" + +gdb_continue_to_breakpoint "array1-filled (2nd)" +gdb_test "print array1(5, 5)" " = 5" \ + "print array1(5, 5) after filled in foo (passed sub-array)" +gdb_test "print array1(1, 1)" " = 30" \ + "print array1(1, 1) after filled in foo (passed sub-array)" + +gdb_continue_to_breakpoint "array2-almost-filled (2nd)" +gdb_test "print array2" " = \\( *\\( *\\( *30, *3, *3,\[()3, .\]*\\)" \ + "print array2 in foo after it was filled (passed sub-array)" +gdb_test "print array2(2,1,1)=20" " = 20" \ + "set array(2,2,2) to 20 in subroutine (passed sub-array)" +gdb_test "print array2" " = \\( *\\( *\\( *30, *20, *3,\[()3, .\]*\\)" \ + "print array2 in foo after it was mofified in debugger (passed sub-array)" + + +# Try to access values from a VLA passed to subroutine. +gdb_continue_to_breakpoint "not-filled (3rd)" +gdb_test "print array1" " = \\(\[()42, .\]*\\)" \ + "print passed array1 in foo (passed vla)" + +gdb_continue_to_breakpoint "array1-filled (3rd)" +gdb_test "print array1(5, 5)" " = 5" \ + "print array1(5, 5) after filled in foo (passed vla)" +gdb_test "print array1(1, 1)" " = 30" \ + "print array1(1, 1) after filled in foo (passed vla)" + +gdb_continue_to_breakpoint "array2-almost-filled (3rd)" +gdb_test "print array2" " = \\( *\\( *\\( *30, *3, *3,\[()3, .\]*\\)" \ + "print array2 in foo after it was filled (passed vla)" +gdb_test "print array2(2,1,1)=20" " = 20" \ + "set array(2,2,2) to 20 in subroutine (passed vla)" +gdb_test "print array2" " = \\( *\\( *\\( *30, *20, *3,\[()3, .\]*\\)" \ + "print array2 in foo after it was mofified in debugger (passed vla)" Index: gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-value.exp =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla-value.exp 2015-01-26 07:47:42.408829922 +0100 @@ -0,0 +1,148 @@ +# Copyright 2014 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +standard_testfile "vla.f90" + +if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} \ + {debug f90 quiet}] } { + return -1 +} + +if ![runto MAIN__] then { + perror "couldn't run to breakpoint MAIN__" + continue +} + +# Try to access values in non allocated VLA +gdb_breakpoint [gdb_get_line_number "vla1-init"] +gdb_continue_to_breakpoint "vla1-init" +gdb_test "print vla1" " = <not allocated>" "print non-allocated vla1" +gdb_test "print &vla1" \ + " = \\\(PTR TO -> \\\( real\\\(kind=4\\\) \\\(<not allocated>\\\)\\\)\\\) $hex" \ + "print non-allocated &vla1" +gdb_test "print vla1(1,1,1)" "no such vector element because not allocated" \ + "print member in non-allocated vla1 (1)" +gdb_test "print vla1(101,202,303)" \ + "no such vector element because not allocated" \ + "print member in non-allocated vla1 (2)" +gdb_test "print vla1(5,2,18)=1" "no such vector element because not allocated" \ + "set member in non-allocated vla1" + +# Try to access value in allocated VLA +gdb_breakpoint [gdb_get_line_number "vla2-allocated"] +gdb_continue_to_breakpoint "vla2-allocated" +gdb_test "next" "\\d+(\\t|\\s)+vla1\\\(3, 6, 9\\\) = 42" \ + "step over value assignment of vla1" +gdb_test "print &vla1" \ + " = \\\(PTR TO -> \\\( real\\\(kind=4\\\) \\\(10,10,10\\\)\\\)\\\) $hex" \ + "print allocated &vla1" +gdb_test "print vla1(3, 6, 9)" " = 1311" "print allocated vla1(3,6,9)" +gdb_test "print vla1(1, 3, 8)" " = 1311" "print allocated vla1(1,3,8)" +gdb_test "print vla1(9, 9, 9) = 999" " = 999" \ + "print allocated vla1(9,9,9)=1" + +# Try to access values in allocated VLA after specific assignment +gdb_breakpoint [gdb_get_line_number "vla1-filled"] +gdb_continue_to_breakpoint "vla1-filled" +gdb_test "print vla1(3, 6, 9)" " = 42" \ + "print allocated vla1(3,6,9) after specific assignment (filled)" +gdb_test "print vla1(1, 3, 8)" " = 1001" \ + "print allocated vla1(1,3,8) after specific assignment (filled)" +gdb_test "print vla1(9, 9, 9)" " = 999" \ + "print allocated vla1(9,9,9) after assignment in debugger (filled)" + +# Try to access values in undefined pointer to VLA (dangling) +gdb_test "print pvla" " = <not associated>" "print undefined pvla" +gdb_test "print &pvla" \ + " = \\\(PTR TO -> \\\( real\\\(kind=4\\\) \\\(<not associated>\\\)\\\)\\\) $hex" \ + "print non-associated &pvla" +gdb_test "print pvla(1, 3, 8)" "no such vector element because not associated" \ + "print undefined pvla(1,3,8)" + +# Try to access values in pointer to VLA and compare them +gdb_breakpoint [gdb_get_line_number "pvla-associated"] +gdb_continue_to_breakpoint "pvla-associated" +gdb_test "print &pvla" \ + " = \\\(PTR TO -> \\\( real\\\(kind=4\\\) \\\(10,10,10\\\)\\\)\\\) $hex" \ + "print associated &pvla" +gdb_test "print pvla(3, 6, 9)" " = 42" "print associated pvla(3,6,9)" +gdb_test "print pvla(1, 3, 8)" " = 1001" "print associated pvla(1,3,8)" +gdb_test "print pvla(9, 9, 9)" " = 999" "print associated pvla(9,9,9)" + +# Fill values to VLA using pointer and check +gdb_breakpoint [gdb_get_line_number "pvla-re-associated"] +gdb_continue_to_breakpoint "pvla-re-associated" +gdb_test "print pvla(5, 45, 20)" \ + " = 1" "print pvla(5, 45, 20) after filled using pointer" +gdb_test "print vla2(5, 45, 20)" \ + " = 1" "print vla2(5, 45, 20) after filled using pointer" +gdb_test "print pvla(7, 45, 14)" " = 2" \ + "print pvla(7, 45, 14) after filled using pointer" +gdb_test "print vla2(7, 45, 14)" " = 2" \ + "print vla2(7, 45, 14) after filled using pointer" + +# Try to access values of deassociated VLA pointer +gdb_breakpoint [gdb_get_line_number "pvla-deassociated"] +gdb_continue_to_breakpoint "pvla-deassociated" +gdb_test "print pvla(5, 45, 20)" \ + "no such vector element because not associated" \ + "print pvla(5, 45, 20) after deassociated" +gdb_test "print pvla(7, 45, 14)" \ + "no such vector element because not associated" \ + "print pvla(7, 45, 14) after dissasociated" +gdb_test "print pvla" " = <not associated>" \ + "print vla1 after deassociated" + +# Try to access values of deallocated VLA +gdb_breakpoint [gdb_get_line_number "vla1-deallocated"] +gdb_continue_to_breakpoint "vla1-deallocated" +gdb_test "print vla1(3, 6, 9)" "no such vector element because not allocated" \ + "print allocated vla1(3,6,9) after specific assignment (deallocated)" +gdb_test "print vla1(1, 3, 8)" "no such vector element because not allocated" \ + "print allocated vla1(1,3,8) after specific assignment (deallocated)" +gdb_test "print vla1(9, 9, 9)" "no such vector element because not allocated" \ + "print allocated vla1(9,9,9) after assignment in debugger (deallocated)" + + +# Try to assign VLA to user variable +clean_restart ${testfile} + +if ![runto MAIN__] then { + perror "couldn't run to breakpoint MAIN__" + continue +} +gdb_breakpoint [gdb_get_line_number "vla2-allocated"] +gdb_continue_to_breakpoint "vla2-allocated" +gdb_test "next" "\\d+.*vla1\\(3, 6, 9\\) = 42" "next (1)" + +gdb_test_no_output "set \$myvar = vla1" "set \$myvar = vla1" +gdb_test "print \$myvar" \ + " = \\( *\\( *\\( *1311, *1311, *1311,\[()1311, .\]*\\)" \ + "print \$myvar set to vla1" + +gdb_test "next" "\\d+.*vla1\\(1, 3, 8\\) = 1001" "next (2)" +gdb_test "print \$myvar(3,6,9)" " = 1311" "print \$myvar(3,6,9)" + +gdb_breakpoint [gdb_get_line_number "pvla-associated"] +gdb_continue_to_breakpoint "pvla-associated" +gdb_test_no_output "set \$mypvar = pvla" "set \$mypvar = pvla" +gdb_test "print \$mypvar(1,3,8)" " = 1001" "print \$mypvar(1,3,8)" + +# deallocate pointer and make sure user defined variable still has the +# right value. +gdb_breakpoint [gdb_get_line_number "pvla-deassociated"] +gdb_continue_to_breakpoint "pvla-deassociated" +gdb_test "print \$mypvar(1,3,8)" " = 1001" \ + "print \$mypvar(1,3,8) after deallocated" Index: gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla.f90 =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-7.8.90.20150126/gdb/testsuite/gdb.fortran/vla.f90 2015-01-26 07:47:42.408829922 +0100 @@ -0,0 +1,56 @@ +! Copyright 2014 Free Software Foundation, Inc. +! +! This program is free software; you can redistribute it and/or modify +! it under the terms of the GNU General Public License as published by +! the Free Software Foundation; either version 3 of the License, or +! (at your option) any later version. +! +! This program is distributed in the hope that it will be useful, +! but WITHOUT ANY WARRANTY; without even the implied warranty of +! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +! GNU General Public License for more details. +! +! You should have received a copy of the GNU General Public License +! along with this program. If not, see <http://www.gnu.org/licenses/>. + +program vla + real, target, allocatable :: vla1 (:, :, :) + real, target, allocatable :: vla2 (:, :, :) + real, target, allocatable :: vla3 (:, :) + real, pointer :: pvla (:, :, :) + logical :: l + + allocate (vla1 (10,10,10)) ! vla1-init + l = allocated(vla1) + + allocate (vla2 (1:7,42:50,13:35)) ! vla1-allocated + l = allocated(vla2) + + vla1(:, :, :) = 1311 ! vla2-allocated + vla1(3, 6, 9) = 42 + vla1(1, 3, 8) = 1001 + vla1(6, 2, 7) = 13 + + vla2(:, :, :) = 1311 ! vla1-filled + vla2(5, 45, 20) = 42 + + pvla => vla1 ! vla2-filled + l = associated(pvla) + + pvla => vla2 ! pvla-associated + l = associated(pvla) + pvla(5, 45, 20) = 1 + pvla(7, 45, 14) = 2 + + pvla => null() ! pvla-re-associated + l = associated(pvla) + + deallocate (vla1) ! pvla-deassociated + l = allocated(vla1) + + deallocate (vla2) ! vla1-deallocated + l = allocated(vla2) + + allocate (vla3 (2,2)) ! vla2-deallocated + vla3(:,:) = 13 +end program vla Index: gdb-7.8.90.20150126/gdb/testsuite/gdb.mi/mi-vla-fortran.exp =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-7.8.90.20150126/gdb/testsuite/gdb.mi/mi-vla-fortran.exp 2015-01-26 07:47:42.408829922 +0100 @@ -0,0 +1,182 @@ +# Copyright 2014 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +# Verify that, using the MI, we can evaluate a simple C Variable Length +# Array (VLA). + +load_lib mi-support.exp +set MIFLAGS "-i=mi" + +gdb_exit +if [mi_gdb_start] { + continue +} + +standard_testfile vla.f90 + +if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable \ + {debug f90}] != "" } { + untested mi-vla-fortran.exp + return -1 +} + +mi_delete_breakpoints +mi_gdb_reinitialize_dir $srcdir/$subdir +mi_gdb_load ${binfile} + +set bp_lineno [gdb_get_line_number "vla1-not-allocated"] +mi_create_breakpoint "-t vla.f90:$bp_lineno" 1 "del" "vla" \ + ".*vla.f90" $bp_lineno $hex \ + "insert breakpoint at line $bp_lineno (vla not allocated)" +mi_run_cmd +mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \ + { "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno" +mi_gdb_test "500-data-evaluate-expression vla1" \ + "500\\^done,value=\"<not allocated>\"" "evaluate not allocated vla" + +mi_create_varobj_checked vla1_not_allocated vla1 "<not allocated>" \ + "create local variable vla1_not_allocated" +mi_gdb_test "501-var-info-type vla1_not_allocated" \ + "501\\^done,type=\"<not allocated>\"" \ + "info type variable vla1_not_allocated" +mi_gdb_test "502-var-show-format vla1_not_allocated" \ + "502\\^done,format=\"natural\"" \ + "show format variable vla1_not_allocated" +mi_gdb_test "503-var-evaluate-expression vla1_not_allocated" \ + "503\\^done,value=\"\\\[0\\\]\"" \ + "eval variable vla1_not_allocated" +mi_list_array_varobj_children_with_index "vla1_not_allocated" "0" "1" \ + "real\\\(kind=4\\\)" "get children of vla1_not_allocated" + + + +set bp_lineno [gdb_get_line_number "vla1-allocated"] +mi_create_breakpoint "-t vla.f90:$bp_lineno" 2 "del" "vla" ".*vla.f90" \ + $bp_lineno $hex "insert breakpoint at line $bp_lineno (vla allocated)" +mi_run_cmd +mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \ + { "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno" +mi_gdb_test "510-data-evaluate-expression vla1" \ + "510\\^done,value=\"\\(0, 0, 0, 0, 0\\)\"" "evaluate allocated vla" + +mi_create_varobj_checked vla1_allocated vla1 "real\\\(kind=4\\\) \\\(5\\\)" \ + "create local variable vla1_allocated" +mi_gdb_test "511-var-info-type vla1_allocated" \ + "511\\^done,type=\"real\\\(kind=4\\\) \\\(5\\\)\"" \ + "info type variable vla1_allocated" +mi_gdb_test "512-var-show-format vla1_allocated" \ + "512\\^done,format=\"natural\"" \ + "show format variable vla1_allocated" +mi_gdb_test "513-var-evaluate-expression vla1_allocated" \ + "513\\^done,value=\"\\\[5\\\]\"" \ + "eval variable vla1_allocated" +mi_list_array_varobj_children_with_index "vla1_allocated" "5" "1" \ + "real\\\(kind=4\\\)" "get children of vla1_allocated" + + +set bp_lineno [gdb_get_line_number "vla1-filled"] +mi_create_breakpoint "-t vla.f90:$bp_lineno" 3 "del" "vla" ".*vla.f90" \ + $bp_lineno $hex "insert breakpoint at line $bp_lineno" +mi_run_cmd +mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \ + { "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno" +mi_gdb_test "520-data-evaluate-expression vla1" \ + "520\\^done,value=\"\\(1, 1, 1, 1, 1\\)\"" "evaluate filled vla" + + +set bp_lineno [gdb_get_line_number "vla1-modified"] +mi_create_breakpoint "-t vla.f90:$bp_lineno" 4 "del" "vla" ".*vla.f90" \ + $bp_lineno $hex "insert breakpoint at line $bp_lineno" +mi_run_cmd +mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \ + { "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno" +mi_gdb_test "530-data-evaluate-expression vla1" \ + "530\\^done,value=\"\\(1, 42, 1, 24, 1\\)\"" "evaluate filled vla" +mi_gdb_test "540-data-evaluate-expression vla1(1)" \ + "540\\^done,value=\"1\"" "evaluate filled vla" +mi_gdb_test "550-data-evaluate-expression vla1(2)" \ + "550\\^done,value=\"42\"" "evaluate filled vla" +mi_gdb_test "560-data-evaluate-expression vla1(4)" \ + "560\\^done,value=\"24\"" "evaluate filled vla" + + +set bp_lineno [gdb_get_line_number "vla1-deallocated"] +mi_create_breakpoint "-t vla.f90:$bp_lineno" 5 "del" "vla" ".*vla.f90" \ + $bp_lineno $hex "insert breakpoint at line $bp_lineno" +mi_run_cmd +mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \ + { "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno" +mi_gdb_test "570-data-evaluate-expression vla1" \ + "570\\^done,value=\"<not allocated>\"" "evaluate not allocated vla" + + +set bp_lineno [gdb_get_line_number "pvla2-not-associated"] +mi_create_breakpoint "-t vla.f90:$bp_lineno" 6 "del" "vla" ".*vla.f90" \ + $bp_lineno $hex "insert breakpoint at line $bp_lineno" +mi_run_cmd +mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \ + { "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno" +mi_gdb_test "580-data-evaluate-expression pvla2" \ + "580\\^done,value=\"<not associated>\"" "evaluate not associated vla" + +mi_create_varobj_checked pvla2_not_associated pvla2 "<not associated>" \ + "create local variable pvla2_not_associated" +mi_gdb_test "581-var-info-type pvla2_not_associated" \ + "581\\^done,type=\"<not associated>\"" \ + "info type variable pvla2_not_associated" +mi_gdb_test "582-var-show-format pvla2_not_associated" \ + "582\\^done,format=\"natural\"" \ + "show format variable pvla2_not_associated" +mi_gdb_test "583-var-evaluate-expression pvla2_not_associated" \ + "583\\^done,value=\"\\\[0\\\]\"" \ + "eval variable pvla2_not_associated" +mi_list_array_varobj_children_with_index "pvla2_not_associated" "0" "1" \ + "real\\\(kind=4\\\)" "get children of pvla2_not_associated" + + +set bp_lineno [gdb_get_line_number "pvla2-associated"] +mi_create_breakpoint "-t vla.f90:$bp_lineno" 7 "del" "vla" ".*vla.f90" \ + $bp_lineno $hex "insert breakpoint at line $bp_lineno" +mi_run_cmd +mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \ + { "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno" +mi_gdb_test "590-data-evaluate-expression pvla2" \ + "590\\^done,value=\"\\(\\( 2, 2, 2, 2, 2\\) \\( 2, 2, 2, 2, 2\\) \\)\"" \ + "evaluate associated vla" + +mi_create_varobj_checked pvla2_associated pvla2 \ + "real\\\(kind=4\\\) \\\(5,2\\\)" "create local variable pvla2_associated" +mi_gdb_test "591-var-info-type pvla2_associated" \ + "591\\^done,type=\"real\\\(kind=4\\\) \\\(5,2\\\)\"" \ + "info type variable pvla2_associated" +mi_gdb_test "592-var-show-format pvla2_associated" \ + "592\\^done,format=\"natural\"" \ + "show format variable pvla2_associated" +mi_gdb_test "593-var-evaluate-expression pvla2_associated" \ + "593\\^done,value=\"\\\[2\\\]\"" \ + "eval variable pvla2_associated" + + +set bp_lineno [gdb_get_line_number "pvla2-set-to-null"] +mi_create_breakpoint "-t vla.f90:$bp_lineno" 8 "del" "vla" ".*vla.f90" \ + $bp_lineno $hex "insert breakpoint at line $bp_lineno" +mi_run_cmd +mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \ + { "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno" +mi_gdb_test "600-data-evaluate-expression pvla2" \ + "600\\^done,value=\"<not associated>\"" "evaluate vla pointer set to null" + +mi_gdb_exit +return 0 Index: gdb-7.8.90.20150126/gdb/testsuite/gdb.mi/vla.f90 =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-7.8.90.20150126/gdb/testsuite/gdb.mi/vla.f90 2015-01-26 07:47:42.409829926 +0100 @@ -0,0 +1,42 @@ +! Copyright 2014 Free Software Foundation, Inc. +! +! This program is free software; you can redistribute it and/or modify +! it under the terms of the GNU General Public License as published by +! the Free Software Foundation; either version 3 of the License, or +! (at your option) any later version. +! +! This program is distributed in the hope that it will be useful, +! but WITHOUT ANY WARRANTY; without even the implied warranty of +! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +! GNU General Public License for more details. +! +! You should have received a copy of the GNU General Public License +! along with this program. If not, see <http://www.gnu.org/licenses/>. + +program vla + real, allocatable :: vla1 (:) + real, target, allocatable :: vla2(:, :) + real, pointer :: pvla2 (:, :) + logical :: l + + allocate (vla1 (5)) ! vla1-not-allocated + l = allocated(vla1) ! vla1-allocated + + vla1(:) = 1 + vla1(2) = 42 ! vla1-filled + vla1(4) = 24 + + deallocate (vla1) ! vla1-modified + l = allocated(vla1) ! vla1-deallocated + + allocate (vla2 (5, 2)) + vla2(:, :) = 2 + + pvla2 => vla2 ! pvla2-not-associated + l = associated(pvla2) ! pvla2-associated + + pvla2(2, 1) = 42 + + pvla2 => null() + l = associated(pvla2) ! pvla2-set-to-null +end program vla Index: gdb-7.8.90.20150126/gdb/typeprint.c =================================================================== --- gdb-7.8.90.20150126.orig/gdb/typeprint.c 2015-01-26 07:47:25.856758418 +0100 +++ gdb-7.8.90.20150126/gdb/typeprint.c 2015-01-26 07:47:42.409829926 +0100 @@ -456,6 +456,13 @@ whatis_exp (char *exp, int show) type = value_type (val); + if (TYPE_CODE (type) == TYPE_CODE_PTR) + if (is_dynamic_type (TYPE_TARGET_TYPE (type))) + { + val = value_addr (value_ind (val)); + type = value_type (val); + } + get_user_print_options (&opts); if (opts.objectprint) { Index: gdb-7.8.90.20150126/gdb/valarith.c =================================================================== --- gdb-7.8.90.20150126.orig/gdb/valarith.c 2015-01-26 07:47:25.857758422 +0100 +++ gdb-7.8.90.20150126/gdb/valarith.c 2015-01-26 07:47:42.409829926 +0100 @@ -193,12 +193,31 @@ value_subscripted_rvalue (struct value * struct type *array_type = check_typedef (value_type (array)); struct type *elt_type = check_typedef (TYPE_TARGET_TYPE (array_type)); unsigned int elt_size = TYPE_LENGTH (elt_type); - unsigned int elt_offs = elt_size * longest_to_int (index - lowerbound); + unsigned int elt_offs = longest_to_int (index - lowerbound); + LONGEST elt_stride = TYPE_BYTE_STRIDE (TYPE_INDEX_TYPE (array_type)); struct value *v; + if (elt_stride > 0) + elt_offs *= elt_stride; + else if (elt_stride < 0) + { + int offs = (elt_offs + 1) * elt_stride; + + elt_offs = TYPE_LENGTH (array_type) + offs; + } + else + elt_offs *= elt_size; + if (index < lowerbound || (!TYPE_ARRAY_UPPER_BOUND_IS_UNDEFINED (array_type) && elt_offs >= TYPE_LENGTH (array_type))) - error (_("no such vector element")); + { + if (TYPE_NOT_ASSOCIATED (array_type)) + error (_("no such vector element because not associated")); + else if (TYPE_NOT_ALLOCATED (array_type)) + error (_("no such vector element because not allocated")); + else + error (_("no such vector element")); + } if (VALUE_LVAL (array) == lval_memory && value_lazy (array)) v = allocate_value_lazy (elt_type); Index: gdb-7.8.90.20150126/gdb/valprint.c =================================================================== --- gdb-7.8.90.20150126.orig/gdb/valprint.c 2015-01-26 07:47:25.858758427 +0100 +++ gdb-7.8.90.20150126/gdb/valprint.c 2015-01-26 07:47:42.410829930 +0100 @@ -303,6 +303,18 @@ valprint_check_validity (struct ui_file { CHECK_TYPEDEF (type); + if (TYPE_NOT_ASSOCIATED (type)) + { + val_print_not_associated (stream); + return 0; + } + + if (TYPE_NOT_ALLOCATED (type)) + { + val_print_not_allocated (stream); + return 0; + } + if (TYPE_CODE (type) != TYPE_CODE_UNION && TYPE_CODE (type) != TYPE_CODE_STRUCT && TYPE_CODE (type) != TYPE_CODE_ARRAY) @@ -359,6 +371,18 @@ val_print_invalid_address (struct ui_fil fprintf_filtered (stream, _("<invalid address>")); } +void +val_print_not_allocated (struct ui_file *stream) +{ + fprintf_filtered (stream, _("<not allocated>")); +} + +void +val_print_not_associated (struct ui_file *stream) +{ + fprintf_filtered (stream, _("<not associated>")); +} + /* A generic val_print that is suitable for use by language implementations of the la_val_print method. This function can handle most type codes, though not all, notably exception @@ -800,12 +824,16 @@ static int value_check_printable (struct value *val, struct ui_file *stream, const struct value_print_options *options) { + const struct type *type; + if (val == 0) { fprintf_filtered (stream, _("<address of value unknown>")); return 0; } + type = value_type (val); + if (value_entirely_optimized_out (val)) { if (options->summary && !val_print_scalar_type_p (value_type (val))) @@ -831,6 +859,18 @@ value_check_printable (struct value *val return 0; } + if (TYPE_NOT_ASSOCIATED (type)) + { + val_print_not_associated (stream); + return 0; + } + + if (TYPE_NOT_ALLOCATED (type)) + { + val_print_not_allocated (stream); + return 0; + } + return 1; } Index: gdb-7.8.90.20150126/gdb/valprint.h =================================================================== --- gdb-7.8.90.20150126.orig/gdb/valprint.h 2015-01-26 07:47:25.859758431 +0100 +++ gdb-7.8.90.20150126/gdb/valprint.h 2015-01-26 07:47:42.410829930 +0100 @@ -217,4 +217,8 @@ extern void output_command_const (const extern int val_print_scalar_type_p (struct type *type); +extern void val_print_not_allocated (struct ui_file *stream); + +extern void val_print_not_associated (struct ui_file *stream); + #endif Index: gdb-7.8.90.20150126/gdb/value.c =================================================================== --- gdb-7.8.90.20150126.orig/gdb/value.c 2015-01-26 07:47:25.860758435 +0100 +++ gdb-7.8.90.20150126/gdb/value.c 2015-01-26 07:47:42.411829935 +0100 @@ -40,6 +40,7 @@ #include "tracepoint.h" #include "cp-abi.h" #include "user-regs.h" +#include "dwarf2loc.h" /* Prototypes for exported functions. */ @@ -1755,6 +1756,25 @@ set_value_component_location (struct val if (funcs->copy_closure) component->location.computed.closure = funcs->copy_closure (whole); } + + /* For dynamic types compute the address of the component value location in + sub range types based on the location of the sub range type, if not being + an internal GDB variable or parts of it. */ + if (VALUE_LVAL (component) != lval_internalvar + && VALUE_LVAL (component) != lval_internalvar_component) + { + CORE_ADDR addr; + struct type *type = value_type (whole); + + addr = value_raw_address (component); + + if (TYPE_DATA_LOCATION (type) + && TYPE_DATA_LOCATION_KIND (type) == PROP_CONST) + { + addr = TYPE_DATA_LOCATION_ADDR (type); + set_value_address (component, addr); + } + } } @@ -3041,13 +3061,22 @@ value_primitive_field (struct value *arg v = allocate_value_lazy (type); else { - v = allocate_value (type); - value_contents_copy_raw (v, value_embedded_offset (v), - arg1, value_embedded_offset (arg1) + offset, - TYPE_LENGTH (type)); + if (TYPE_DATA_LOCATION (type) + && TYPE_DATA_LOCATION_KIND (type) == PROP_CONST) + v = value_at_lazy (type, value_address (arg1) + offset); + else + { + v = allocate_value (type); + value_contents_copy_raw (v, value_embedded_offset (v), + arg1, value_embedded_offset (arg1) + offset, + TYPE_LENGTH (type)); + } } - v->offset = (value_offset (arg1) + offset - + value_embedded_offset (arg1)); + + if (!TYPE_DATA_LOCATION (type) + || !TYPE_DATA_LOCATION_KIND (type) == PROP_CONST) + v->offset = (value_offset (arg1) + offset + + value_embedded_offset (arg1)); } set_value_component_location (v, arg1); VALUE_REGNUM (v) = VALUE_REGNUM (arg1); @@ -3635,7 +3664,8 @@ readjust_indirect_value_type (struct val struct value *original_value) { /* Re-adjust type. */ - deprecated_set_value_type (value, TYPE_TARGET_TYPE (original_type)); + if (!is_dynamic_type (TYPE_TARGET_TYPE (original_type))) + deprecated_set_value_type (value, TYPE_TARGET_TYPE (original_type)); /* Add embedding info. */ set_value_enclosing_type (value, enc_type); @@ -3652,6 +3682,12 @@ coerce_ref (struct value *arg) struct value *retval; struct type *enc_type; + if (current_language->la_language != language_fortran + && TYPE_DATA_LOCATION (value_type_arg_tmp) != NULL + && TYPE_DATA_LOCATION_KIND (value_type_arg_tmp) == PROP_CONST) + arg = value_at_lazy (value_type_arg_tmp, + TYPE_DATA_LOCATION_ADDR (value_type_arg_tmp)); + retval = coerce_ref_if_computed (arg); if (retval) return retval; @@ -3786,8 +3822,14 @@ value_fetch_lazy (struct value *val) } else if (VALUE_LVAL (val) == lval_memory) { - CORE_ADDR addr = value_address (val); struct type *type = check_typedef (value_enclosing_type (val)); + CORE_ADDR addr; + + if (TYPE_DATA_LOCATION (type) != NULL + && TYPE_DATA_LOCATION_KIND (type) == PROP_CONST) + addr = TYPE_DATA_LOCATION_ADDR (type); + else + addr = value_address (val); if (TYPE_LENGTH (type)) read_value_memory (val, 0, value_stack (val), Index: gdb-7.8.90.20150126/gdb/dwarf2loc.c =================================================================== --- gdb-7.8.90.20150126.orig/gdb/dwarf2loc.c 2015-01-26 07:47:25.862758444 +0100 +++ gdb-7.8.90.20150126/gdb/dwarf2loc.c 2015-01-26 07:47:42.412829939 +0100 @@ -2293,6 +2293,11 @@ dwarf2_evaluate_loc_desc_full (struct ty int in_stack_memory = dwarf_expr_fetch_in_stack_memory (ctx, 0); do_cleanups (value_chain); + + /* Select right frame to correctly evaluate VLA's during a backtrace. */ + if (is_dynamic_type (type)) + select_frame (frame); + retval = value_at_lazy (type, address + byte_offset); if (in_stack_memory) set_value_stack (retval, 1); @@ -2552,6 +2557,19 @@ dwarf2_compile_property_to_c (struct ui_ data, data + size, per_cu); } +/* See dwarf2loc.h. */ + +int +dwarf2_address_data_valid (const struct type *type) +{ + if (TYPE_NOT_ASSOCIATED (type)) + return 0; + + if (TYPE_NOT_ALLOCATED (type)) + return 0; + + return 1; +} /* Helper functions and baton for dwarf2_loc_desc_needs_frame. */
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