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865e2df5ec
gdb/gdb-vla-intel-fortran-vla-strings.patch
Sergio Durigan Junior 865e2df5ec Unbreak previous commit. 
Rebase to FSF GDB 8.3.50.20190501 (8.4pre).
Adjust VLA testcases.
Fix "gcore does not support COREFILTER_ELF_HEADERS" (RH BZ 1371380,
  Sergio Durigan Junior).
2019-05-02 20:08:19 -04:00

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From FEDORA_PATCHES Mon Sep 17 00:00:00 2001
From: Fedora GDB patches <invalid@email.com>
Date: Fri, 27 Oct 2017 21:07:50 +0200
Subject: gdb-vla-intel-fortran-vla-strings.patch
;;=push
git diff --stat -p gdb/master...gdb/users/bheckel/fortran-vla-strings
0ad7d8d1a3a36c6e04e3b6d37d8825f18d595723
gdb/NEWS | 2 +
gdb/c-valprint.c | 22 +++++
gdb/dwarf2read.c | 158 +++++++++++++++++++++++++-----
gdb/f-typeprint.c | 93 +++++++++---------
gdb/gdbtypes.c | 44 ++++++++-
gdb/testsuite/gdb.cp/vla-cxx.cc | 9 ++
gdb/testsuite/gdb.cp/vla-cxx.exp | 9 ++
gdb/testsuite/gdb.fortran/pointers.exp | 143 +++++++++++++++++++++++++++
gdb/testsuite/gdb.fortran/pointers.f90 | 109 +++++++++++++++++++++
gdb/testsuite/gdb.fortran/print_type.exp | 100 +++++++++++++++++++
gdb/testsuite/gdb.fortran/vla-ptype.exp | 12 +--
gdb/testsuite/gdb.fortran/vla-strings.exp | 103 +++++++++++++++++++
gdb/testsuite/gdb.fortran/vla-strings.f90 | 39 ++++++++
gdb/testsuite/gdb.fortran/vla-type.exp | 7 +-
gdb/testsuite/gdb.fortran/vla-value.exp | 12 ++-
gdb/testsuite/gdb.mi/mi-var-child-f.exp | 7 +-
gdb/testsuite/gdb.mi/mi-vla-fortran.exp | 27 ++---
gdb/typeprint.c | 19 ++++
gdb/valops.c | 16 ++-
gdb/valprint.c | 6 --
20 files changed, 827 insertions(+), 110 deletions(-)
diff --git a/gdb/NEWS b/gdb/NEWS
--- a/gdb/NEWS
+++ b/gdb/NEWS
@@ -397,6 +397,8 @@ SH-5/SH64 running OpenBSD SH-5/SH64 support in sh*-*-openbsd*
*** Changes in GDB 8.1
+* Fortran: Support pointers to dynamic types.
+
* GDB now supports dynamically creating arbitrary register groups specified
in XML target descriptions. This allows for finer grain grouping of
registers on systems with a large amount of registers.
diff --git a/gdb/c-valprint.c b/gdb/c-valprint.c
--- a/gdb/c-valprint.c
+++ b/gdb/c-valprint.c
@@ -651,6 +651,28 @@ c_value_print (struct value *val, struct ui_file *stream,
else
{
/* normal case */
+ if (TYPE_CODE (type) == TYPE_CODE_PTR
+ && 1 == is_dynamic_type (type))
+ {
+ CORE_ADDR addr;
+ if (NULL != TYPE_DATA_LOCATION (TYPE_TARGET_TYPE (type)))
+ addr = value_address (val);
+ else
+ addr = value_as_address (val);
+
+ /* We resolve the target-type only when the
+ pointer is associated. */
+ if ((addr != 0)
+ && (0 == type_not_associated (type)))
+ TYPE_TARGET_TYPE (type) =
+ resolve_dynamic_type (TYPE_TARGET_TYPE (type),
+ NULL, addr);
+ }
+ else
+ {
+ /* Do nothing. References are already resolved from the beginning,
+ only pointers are resolved when we actual need the target. */
+ }
fprintf_filtered (stream, "(");
type_print (value_type (val), "", stream, -1);
fprintf_filtered (stream, ") ");
diff --git a/gdb/dwarf2read.c b/gdb/dwarf2read.c
--- a/gdb/dwarf2read.c
+++ b/gdb/dwarf2read.c
@@ -1827,7 +1827,8 @@ static void read_signatured_type (struct signatured_type *);
static int attr_to_dynamic_prop (const struct attribute *attr,
struct die_info *die, struct dwarf2_cu *cu,
- struct dynamic_prop *prop);
+ struct dynamic_prop *prop, const gdb_byte *additional_data,
+ int additional_data_size);
/* memory allocation interface */
@@ -13754,7 +13755,7 @@ read_func_scope (struct die_info *die, struct dwarf2_cu *cu)
{
newobj->static_link
= XOBNEW (&objfile->objfile_obstack, struct dynamic_prop);
- attr_to_dynamic_prop (attr, die, cu, newobj->static_link);
+ attr_to_dynamic_prop (attr, die, cu, newobj->static_link, NULL, 0);
}
cu->list_in_scope = cu->get_builder ()->get_local_symbols ();
@@ -16513,7 +16514,8 @@ read_array_type (struct die_info *die, struct dwarf2_cu *cu)
byte_stride_prop
= (struct dynamic_prop *) alloca (sizeof (struct dynamic_prop));
- stride_ok = attr_to_dynamic_prop (attr, die, cu, byte_stride_prop);
+ stride_ok = attr_to_dynamic_prop (attr, die, cu, byte_stride_prop,
+ NULL, 0);
if (!stride_ok)
{
complaint (_("unable to read array DW_AT_byte_stride "
@@ -17274,29 +17276,90 @@ read_tag_string_type (struct die_info *die, struct dwarf2_cu *cu)
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 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 in combination with
+ DW_AT_bit_size. */
+ if (byte_size != NULL && bit_size != NULL)
+ complaint (_("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,
+ DW_AT_byte_size describes the number of bytes that should be read
+ from the length memory location. */
+ if (byte_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. */
+ (gdb_byte) DW_UNSND(byte_size) };
+
+ if (!attr_to_dynamic_prop (attr, die, cu, &high, append_ops,
+ ARRAY_SIZE(append_ops)))
+ complaint (_("Could not parse DW_AT_byte_size"));
+ }
+ else if (bit_size != NULL)
+ complaint (_("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 (_("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);
@@ -17728,7 +17791,8 @@ read_base_type (struct die_info *die, struct dwarf2_cu *cu)
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
@@ -17739,14 +17803,33 @@ attr_to_dynamic_prop (const struct attribute *attr, struct die_info *die,
if (attr_form_is_block (attr))
{
- baton = XOBNEW (obstack, struct dwarf2_property_baton);
+ baton = XOBNEW(obstack, struct dwarf2_property_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 = (gdb_byte *) obstack_alloc(
+ &cu->per_cu->dwarf2_per_objfile->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);
+ gdb_assert(prop->data.baton != NULL);
}
else if (attr_form_is_ref (attr))
{
@@ -17779,8 +17862,28 @@ attr_to_dynamic_prop (const struct attribute *attr, struct die_info *die,
baton = XOBNEW (obstack, struct dwarf2_property_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 = (gdb_byte *) obstack_alloc (&cu->per_cu->dwarf2_per_objfile->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);
@@ -17891,7 +17994,7 @@ read_subrange_type (struct die_info *die, struct dwarf2_cu *cu)
attr = dwarf2_attr (die, DW_AT_byte_stride, cu);
if (attr)
- if (!attr_to_dynamic_prop (attr, die, cu, &stride))
+ if (!attr_to_dynamic_prop (attr, die, cu, &stride, NULL, 0))
complaint (_("Missing DW_AT_byte_stride "
"- DIE at 0x%s [in module %s]"),
sect_offset_str (die->sect_off),
@@ -17899,7 +18002,7 @@ read_subrange_type (struct die_info *die, struct dwarf2_cu *cu)
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 (_("Missing DW_AT_lower_bound "
"- DIE at %s [in module %s]"),
@@ -17908,10 +18011,10 @@ read_subrange_type (struct die_info *die, struct dwarf2_cu *cu)
struct attribute *attr_ub, *attr_count;
attr = attr_ub = 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 = attr_count = 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)
@@ -25548,7 +25651,7 @@ set_die_type (struct die_info *die, struct type *type, struct dwarf2_cu *cu)
attr = dwarf2_attr (die, DW_AT_allocated, cu);
if (attr_form_is_block (attr))
{
- if (attr_to_dynamic_prop (attr, die, cu, &prop))
+ if (attr_to_dynamic_prop (attr, die, cu, &prop, NULL, 0))
add_dyn_prop (DYN_PROP_ALLOCATED, prop, type);
}
else if (attr != NULL)
@@ -25562,7 +25665,7 @@ set_die_type (struct die_info *die, struct type *type, struct dwarf2_cu *cu)
attr = dwarf2_attr (die, DW_AT_associated, cu);
if (attr_form_is_block (attr))
{
- if (attr_to_dynamic_prop (attr, die, cu, &prop))
+ if (attr_to_dynamic_prop (attr, die, cu, &prop, NULL, 0))
add_dyn_prop (DYN_PROP_ASSOCIATED, prop, type);
}
else if (attr != NULL)
@@ -25574,7 +25677,7 @@ set_die_type (struct die_info *die, struct type *type, struct dwarf2_cu *cu)
/* 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))
add_dyn_prop (DYN_PROP_DATA_LOCATION, prop, type);
if (dwarf2_per_objfile->die_type_hash == NULL)
diff --git a/gdb/f-typeprint.c b/gdb/f-typeprint.c
--- a/gdb/f-typeprint.c
+++ b/gdb/f-typeprint.c
@@ -37,7 +37,7 @@ static void f_type_print_args (struct type *, struct ui_file *);
#endif
static void f_type_print_varspec_suffix (struct type *, struct ui_file *, int,
- int, int, int);
+ int, int, int, int);
void f_type_print_varspec_prefix (struct type *, struct ui_file *,
int, int);
@@ -53,18 +53,6 @@ f_print_type (struct type *type, const char *varstring, struct ui_file *stream,
{
enum type_code code;
- 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')
@@ -96,7 +84,7 @@ f_print_type (struct type *type, const char *varstring, struct ui_file *stream,
demangled_args = (*varstring != '\0'
&& varstring[strlen (varstring) - 1] == ')');
- f_type_print_varspec_suffix (type, stream, show, 0, demangled_args, 0);
+ f_type_print_varspec_suffix (type, stream, show, 0, demangled_args, 0, 0);
}
}
@@ -166,7 +154,7 @@ f_type_print_varspec_prefix (struct type *type, struct ui_file *stream,
static void
f_type_print_varspec_suffix (struct type *type, struct ui_file *stream,
int show, int passed_a_ptr, int demangled_args,
- int arrayprint_recurse_level)
+ int arrayprint_recurse_level, int print_rank_only)
{
/* No static variables are permitted as an error call may occur during
execution of this function. */
@@ -188,36 +176,52 @@ f_type_print_varspec_suffix (struct type *type, struct ui_file *stream,
fprintf_filtered (stream, "(");
if (type_not_associated (type))
- val_print_not_associated (stream);
+ print_rank_only = 1;
else if (type_not_allocated (type))
- val_print_not_allocated (stream);
+ print_rank_only = 1;
+ else if ((TYPE_ASSOCIATED_PROP (type)
+ && PROP_CONST != TYPE_DYN_PROP_KIND (TYPE_ASSOCIATED_PROP (type)))
+ || (TYPE_ALLOCATED_PROP (type)
+ && PROP_CONST != TYPE_DYN_PROP_KIND (TYPE_ALLOCATED_PROP (type)))
+ || (TYPE_DATA_LOCATION (type)
+ && PROP_CONST != TYPE_DYN_PROP_KIND (TYPE_DATA_LOCATION (type))))
+ /* This case exist when we ptype a typename which has the
+ dynamic properties but cannot be resolved as there is
+ no object. */
+ print_rank_only = 1;
+
+ 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,
+ print_rank_only);
+
+ if (print_rank_only == 1)
+ fprintf_filtered (stream, ":");
else
- {
- 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);
+ {
+ LONGEST lower_bound = f77_get_lowerbound (type);
- LONGEST lower_bound = f77_get_lowerbound (type);
+ if (lower_bound != 1) /* Not the default. */
+ fprintf_filtered (stream, "%s:", plongest (lower_bound));
- if (lower_bound != 1) /* Not the default. */
- fprintf_filtered (stream, "%s:", plongest (lower_bound));
+ /* Make sure that, if we have an assumed size array, we
+ print out a warning and print the upperbound as '*'. */
- /* 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
+ {
+ LONGEST upper_bound = f77_get_upperbound (type);
- if (TYPE_ARRAY_UPPER_BOUND_IS_UNDEFINED (type))
- fprintf_filtered (stream, "*");
- else
- {
- LONGEST upper_bound = f77_get_upperbound (type);
+ fprintf_filtered (stream, "%s", plongest (upper_bound));
+ }
+ }
- fputs_filtered (plongest (upper_bound), 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,
+ print_rank_only);
- 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
@@ -228,8 +232,8 @@ f_type_print_varspec_suffix (struct type *type, struct ui_file *stream,
case TYPE_CODE_PTR:
case TYPE_CODE_REF:
f_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 1, 0,
- arrayprint_recurse_level);
- fprintf_filtered (stream, " )");
+ arrayprint_recurse_level, 0);
+ fprintf_filtered (stream, ")");
break;
case TYPE_CODE_FUNC:
@@ -237,7 +241,8 @@ f_type_print_varspec_suffix (struct type *type, struct ui_file *stream,
int i, nfields = TYPE_NFIELDS (type);
f_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0,
- passed_a_ptr, 0, arrayprint_recurse_level);
+ passed_a_ptr, 0, arrayprint_recurse_level,
+ 0);
if (passed_a_ptr)
fprintf_filtered (stream, ") ");
fprintf_filtered (stream, "(");
@@ -416,7 +421,7 @@ f_type_print_base (struct type *type, struct ui_file *stream, int show,
fputs_filtered (" :: ", stream);
fputs_filtered (TYPE_FIELD_NAME (type, index), stream);
f_type_print_varspec_suffix (TYPE_FIELD_TYPE (type, index),
- stream, show - 1, 0, 0, 0);
+ stream, show - 1, 0, 0, 0, 0);
fputs_filtered ("\n", stream);
}
fprintfi_filtered (level, stream, "End Type ");
diff --git a/gdb/gdbtypes.c b/gdb/gdbtypes.c
--- a/gdb/gdbtypes.c
+++ b/gdb/gdbtypes.c
@@ -1898,7 +1898,8 @@ is_dynamic_type_internal (struct type *type, int top_level)
type = check_typedef (type);
/* We only want to recognize references at the outermost level. */
- if (top_level && TYPE_CODE (type) == TYPE_CODE_REF)
+ if (top_level &&
+ (TYPE_CODE (type) == TYPE_CODE_REF || TYPE_CODE (type) == TYPE_CODE_PTR))
type = check_typedef (TYPE_TARGET_TYPE (type));
/* Types that have a dynamic TYPE_DATA_LOCATION are considered
@@ -1932,6 +1933,7 @@ is_dynamic_type_internal (struct type *type, int top_level)
}
case TYPE_CODE_ARRAY:
+ case TYPE_CODE_STRING:
{
gdb_assert (TYPE_NFIELDS (type) == 1);
@@ -2050,7 +2052,8 @@ resolve_dynamic_array (struct type *type,
struct dynamic_prop *prop;
unsigned int bit_stride = 0;
- gdb_assert (TYPE_CODE (type) == TYPE_CODE_ARRAY);
+ gdb_assert (TYPE_CODE (type) == TYPE_CODE_ARRAY
+ || TYPE_CODE (type) == TYPE_CODE_STRING);
type = copy_type (type);
@@ -2075,11 +2078,15 @@ resolve_dynamic_array (struct type *type,
ary_dim = check_typedef (TYPE_TARGET_TYPE (elt_type));
- if (ary_dim != NULL && TYPE_CODE (ary_dim) == TYPE_CODE_ARRAY)
+ if (ary_dim != NULL && (TYPE_CODE (ary_dim) == TYPE_CODE_ARRAY
+ || TYPE_CODE (ary_dim) == TYPE_CODE_STRING))
elt_type = resolve_dynamic_array (ary_dim, addr_stack);
else
elt_type = TYPE_TARGET_TYPE (type);
+ if (TYPE_CODE (type) == TYPE_CODE_STRING)
+ return create_string_type (type, elt_type, range_type);
+
prop = get_dyn_prop (DYN_PROP_BYTE_STRIDE, type);
if (prop != NULL)
{
@@ -2234,6 +2241,28 @@ resolve_dynamic_struct (struct type *type,
return resolved_type;
}
+/* Worker for pointer types. */
+
+static struct type *
+resolve_dynamic_pointer (struct type *type,
+ struct property_addr_info *addr_stack)
+{
+ struct dynamic_prop *prop;
+ CORE_ADDR value;
+
+ type = copy_type (type);
+
+ /* Resolve associated property. */
+ prop = TYPE_ASSOCIATED_PROP (type);
+ if (prop != NULL && dwarf2_evaluate_property (prop, NULL, addr_stack, &value))
+ {
+ TYPE_DYN_PROP_ADDR (prop) = value;
+ TYPE_DYN_PROP_KIND (prop) = PROP_CONST;
+ }
+
+ return type;
+}
+
/* Worker for resolved_dynamic_type. */
static struct type *
@@ -2282,7 +2311,12 @@ resolve_dynamic_type_internal (struct type *type,
break;
}
+ case TYPE_CODE_PTR:
+ resolved_type = resolve_dynamic_pointer (type, addr_stack);
+ break;
+
case TYPE_CODE_ARRAY:
+ case TYPE_CODE_STRING:
resolved_type = resolve_dynamic_array (type, addr_stack);
break;
diff --git a/gdb/testsuite/gdb.cp/vla-cxx.cc b/gdb/testsuite/gdb.cp/vla-cxx.cc
--- a/gdb/testsuite/gdb.cp/vla-cxx.cc
+++ b/gdb/testsuite/gdb.cp/vla-cxx.cc
@@ -15,6 +15,10 @@
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
+extern "C" {
+#include <stddef.h>
+}
+
struct container;
struct element
@@ -40,11 +44,16 @@ int main(int argc, char **argv)
typedef typeof (vla) &vlareftypedef;
vlareftypedef vlaref2 (vla);
container c;
+ typeof (vla) *ptr = NULL;
+
+ // Before pointer assignment
+ ptr = &vla;
for (int i = 0; i < z; ++i)
vla[i] = 5 + 2 * i;
// vlas_filled
vla[0] = 2 * vla[0];
+
return vla[2];
}
diff --git a/gdb/testsuite/gdb.cp/vla-cxx.exp b/gdb/testsuite/gdb.cp/vla-cxx.exp
--- a/gdb/testsuite/gdb.cp/vla-cxx.exp
+++ b/gdb/testsuite/gdb.cp/vla-cxx.exp
@@ -23,6 +23,12 @@ if ![runto_main] {
return -1
}
+gdb_breakpoint [gdb_get_line_number "Before pointer assignment"]
+gdb_continue_to_breakpoint "Before pointer assignment"
+gdb_test "ptype ptr" "int \\(\\*\\)\\\[variable length\\\]" "ptype ptr, Before pointer assignment"
+gdb_test "print ptr" "\\(int \\(\\*\\)\\\[variable length\\\]\\) 0x0" "print ptr, Before pointer assignment"
+gdb_test "print *ptr" "Cannot access memory at address 0x0" "print *ptr, Before pointer assignment"
+
gdb_breakpoint [gdb_get_line_number "vlas_filled"]
gdb_continue_to_breakpoint "vlas_filled"
@@ -33,3 +39,6 @@ gdb_test "print vlaref" " = \\(int \\(&\\)\\\[3\\\]\\) @$hex: \\{5, 7, 9\\}"
# bug being tested, it's better not to depend on the exact spelling.
gdb_test "print vlaref2" " = \\(.*\\) @$hex: \\{5, 7, 9\\}"
gdb_test "print c" " = \\{e = \\{c = @$hex\\}\\}"
+gdb_test "ptype ptr" "int \\(\\*\\)\\\[3\\\]"
+gdb_test "print ptr" "\\(int \\(\\*\\)\\\[3\\\]\\) $hex"
+gdb_test "print *ptr" " = \\{5, 7, 9\\}"
diff --git a/gdb/testsuite/gdb.fortran/pointers.exp b/gdb/testsuite/gdb.fortran/pointers.exp
new file mode 100644
--- /dev/null
+++ b/gdb/testsuite/gdb.fortran/pointers.exp
@@ -0,0 +1,143 @@
+# Copyright 2016 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 "pointers.f90"
+load_lib fortran.exp
+
+if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} \
+ {debug f90 quiet}] } {
+ return -1
+}
+
+if ![runto_main] {
+ untested "could not run to main"
+ return -1
+}
+
+# Depending on the compiler being used, the type names can be printed differently.
+set logical [fortran_logical4]
+set real [fortran_real4]
+set int [fortran_int4]
+set complex [fortran_complex4]
+
+
+gdb_breakpoint [gdb_get_line_number "Before pointer assignment"]
+gdb_continue_to_breakpoint "Before pointer assignment"
+gdb_test "print logp" "= \\(PTR TO -> \\( $logical\\)\\) 0x0" "print logp, not associated"
+gdb_test "print *logp" "Cannot access memory at address 0x0" "print *logp, not associated"
+gdb_test "print comp" "= \\(PTR TO -> \\( $complex\\)\\) 0x0" "print comp, not associated"
+gdb_test "print *comp" "Cannot access memory at address 0x0" "print *comp, not associated"
+gdb_test "print charp" "= \\(PTR TO -> \\( character\\*1\\)\\) 0x0" "print charp, not associated"
+gdb_test "print *charp" "Cannot access memory at address 0x0" "print *charp, not associated"
+gdb_test "print charap" "= \\(PTR TO -> \\( character\\*3\\)\\) 0x0" "print charap, not associated"
+gdb_test "print *charap" "Cannot access memory at address 0x0" "print *charap, not associated"
+gdb_test "print intp" "= \\(PTR TO -> \\( $int\\)\\) 0x0" "print intp, not associated"
+gdb_test "print *intp" "Cannot access memory at address 0x0" "print *intp, not associated"
+set test "print intap, not associated"
+gdb_test_multiple "print intap" $test {
+ -re " = \\(PTR TO -> \\( $int \\(:,:\\)\\)\\) <not associated>\r\n$gdb_prompt $" {
+ pass $test
+ }
+ -re " = <not associated>\r\n$gdb_prompt $" {
+ pass $test
+ }
+}
+gdb_test "print realp" "= \\(PTR TO -> \\( $real\\)\\) 0x0" "print realp, not associated"
+gdb_test "print *realp" "Cannot access memory at address 0x0" "print *realp, not associated"
+gdb_test "print \$my_var = intp" "= \\(PTR TO -> \\( $int\\)\\) 0x0"
+set test "print cyclicp1, not associated"
+gdb_test_multiple "print cyclicp1" $test {
+ -re "= \\( i = -?\\d+, p = 0x0 \\)\r\n$gdb_prompt $" {
+ pass $test
+ }
+ -re "= \\( i = -?\\d+, p = <not associated> \\)\r\n$gdb_prompt $" {
+ pass $test
+ }
+}
+set test "print cyclicp1%p, not associated"
+gdb_test_multiple "print cyclicp1%p" $test {
+ -re "= \\(PTR TO -> \\( Type typewithpointer\\)\\) 0x0\r\n$gdb_prompt $" {
+ pass $test
+ }
+ -re "= \\(PTR TO -> \\( Type typewithpointer\\)\\) <not associated>\r\n$gdb_prompt $" {
+ pass $test
+ }
+}
+
+
+gdb_breakpoint [gdb_get_line_number "Before value assignment"]
+gdb_continue_to_breakpoint "Before value assignment"
+gdb_test "print *(twop)%ivla2" "= <not allocated>"
+
+
+gdb_breakpoint [gdb_get_line_number "After value assignment"]
+gdb_continue_to_breakpoint "After value assignment"
+gdb_test "print logp" "= \\(PTR TO -> \\( $logical\\)\\) $hex\( <.*>\)?"
+gdb_test "print *logp" "= \\.TRUE\\."
+gdb_test "print comp" "= \\(PTR TO -> \\( $complex\\)\\) $hex\( <.*>\)?"
+gdb_test "print *comp" "= \\(1,2\\)"
+gdb_test "print charp" "= \\(PTR TO -> \\( character\\*1\\)\\) $hex\( <.*>\)?"
+gdb_test "print *charp" "= 'a'"
+gdb_test "print charap" "= \\(PTR TO -> \\( character\\*3\\)\\) $hex\( <.*>\)?"
+gdb_test "print *charap" "= 'abc'"
+gdb_test "print intp" "= \\(PTR TO -> \\( $int\\)\\) $hex\( <.*>\)?"
+gdb_test "print *intp" "= 10"
+set test_name "print intap, associated"
+gdb_test_multiple "print intap" $test_name {
+ -re "= \\(\\( 1, 1, 3(, 1){7}\\) \\( 1(, 1){9}\\) \\)\r\n$gdb_prompt $" {
+ pass $test_name
+ }
+ -re "= \\(PTR TO -> \\( $int \\(10,2\\)\\)\\) $hex\( <.*>\)?\r\n$gdb_prompt $" {
+ gdb_test "print *intap" "= \\(\\( 1, 1, 3(, 1){7}\\) \\( 1(, 1){9}\\) \\)"
+ pass $test_name
+ }
+}
+set test_name "print intvlap, associated"
+gdb_test_multiple "print intvlap" $test_name {
+ -re "= \\(2, 2, 2, 4(, 2){6}\\)\r\n$gdb_prompt $" {
+ pass $test_name
+ }
+ -re "= \\(PTR TO -> \\( $int \\(10\\)\\)\\) $hex\( <.*>\)?\r\n$gdb_prompt $" {
+ gdb_test "print *intvlap" "= \\(2, 2, 2, 4(, 2){6}\\)"
+ pass $test_name
+ }
+}
+gdb_test "print realp" "= \\(PTR TO -> \\( $real\\)\\) $hex\( <.*>\)?"
+gdb_test "print *realp" "= 3\\.14000\\d+"
+gdb_test "print arrayOfPtr(2)%p" "= \\(PTR TO -> \\( Type two\\)\\) $hex\( <.*>\)?"
+gdb_test "print *(arrayOfPtr(2)%p)" "= \\( ivla1 = \\(11, 12, 13\\), ivla2 = \\(\\( 211, 221\\) \\( 212, 222\\) \\) \\)"
+set test_name "print arrayOfPtr(3)%p"
+gdb_test_multiple $test_name $test_name {
+ -re "= \\(PTR TO -> \\( Type two\\)\\) <not associated>\r\n$gdb_prompt $" {
+ pass $test_name
+ }
+ -re "= \\(PTR TO -> \\( Type two\\)\\) 0x0\r\n$gdb_prompt $" {
+ pass $test_name
+ }
+}
+set test_name "print *(arrayOfPtr(3)%p), associated"
+gdb_test_multiple "print *(arrayOfPtr(3)%p)" $test_name {
+ -re "Cannot access memory at address 0x0\r\n$gdb_prompt $" {
+ pass $test_name
+ }
+ -re "Attempt to take contents of a not associated pointer.\r\n$gdb_prompt $" {
+ pass $test_name
+ }
+}
+gdb_test "print cyclicp1" "= \\( i = 1, p = $hex\( <.*>\)? \\)"
+gdb_test "print cyclicp1%p" "= \\(PTR TO -> \\( Type typewithpointer\\)\\) $hex\( <.*>\)?"
+gdb_test "print *((integer*) &inta + 2)" "= 3" "print temporary pointer, array"
+gdb_test "print *((integer*) &intvla + 3)" "= 4" "print temporary pointer, allocated vla"
+gdb_test "print \$pc" "= \\(PTR TO -> \\( void \\(\\) \\(\\)\\)\\) $hex <pointers\\+\\d+>" "Print program counter"
diff --git a/gdb/testsuite/gdb.fortran/pointers.f90 b/gdb/testsuite/gdb.fortran/pointers.f90
new file mode 100644
--- /dev/null
+++ b/gdb/testsuite/gdb.fortran/pointers.f90
@@ -0,0 +1,109 @@
+! Copyright 2016 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 pointers
+
+ type :: two
+ integer, allocatable :: ivla1 (:)
+ integer, allocatable :: ivla2 (:, :)
+ end type two
+
+ type :: typeWithPointer
+ integer i
+ type(typeWithPointer), pointer:: p
+ end type typeWithPointer
+
+ type :: twoPtr
+ type (two), pointer :: p
+ end type twoPtr
+
+ logical, target :: logv
+ complex, target :: comv
+ character, target :: charv
+ character (len=3), target :: chara
+ integer, target :: intv
+ integer, target, dimension (10,2) :: inta
+ integer, target, allocatable, dimension (:) :: intvla
+ real, target :: realv
+ type(two), target :: twov
+ type(twoPtr) :: arrayOfPtr (3)
+ type(typeWithPointer), target:: cyclicp1,cyclicp2
+
+ logical, pointer :: logp
+ complex, pointer :: comp
+ character, pointer:: charp
+ character (len=3), pointer:: charap
+ integer, pointer :: intp
+ integer, pointer, dimension (:,:) :: intap
+ integer, pointer, dimension (:) :: intvlap
+ real, pointer :: realp
+ type(two), pointer :: twop
+
+ nullify (logp)
+ nullify (comp)
+ nullify (charp)
+ nullify (charap)
+ nullify (intp)
+ nullify (intap)
+ nullify (intvlap)
+ nullify (realp)
+ nullify (twop)
+ nullify (arrayOfPtr(1)%p)
+ nullify (arrayOfPtr(2)%p)
+ nullify (arrayOfPtr(3)%p)
+ nullify (cyclicp1%p)
+ nullify (cyclicp2%p)
+
+ logp => logv ! Before pointer assignment
+ comp => comv
+ charp => charv
+ charap => chara
+ intp => intv
+ intap => inta
+ intvlap => intvla
+ realp => realv
+ twop => twov
+ arrayOfPtr(2)%p => twov
+ cyclicp1%i = 1
+ cyclicp1%p => cyclicp2
+ cyclicp2%i = 2
+ cyclicp2%p => cyclicp1
+
+ logv = associated(logp) ! Before value assignment
+ comv = cmplx(1,2)
+ charv = "a"
+ chara = "abc"
+ intv = 10
+ inta(:,:) = 1
+ inta(3,1) = 3
+ allocate (intvla(10))
+ intvla(:) = 2
+ intvla(4) = 4
+ intvlap => intvla
+ realv = 3.14
+
+ allocate (twov%ivla1(3))
+ allocate (twov%ivla2(2,2))
+ twov%ivla1(1) = 11
+ twov%ivla1(2) = 12
+ twov%ivla1(3) = 13
+ twov%ivla2(1,1) = 211
+ twov%ivla2(2,1) = 221
+ twov%ivla2(1,2) = 212
+ twov%ivla2(2,2) = 222
+
+ intv = intv + 1 ! After value assignment
+
+end program pointers
diff --git a/gdb/testsuite/gdb.fortran/print_type.exp b/gdb/testsuite/gdb.fortran/print_type.exp
new file mode 100644
--- /dev/null
+++ b/gdb/testsuite/gdb.fortran/print_type.exp
@@ -0,0 +1,100 @@
+# Copyright 2016 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 "pointers.f90"
+load_lib fortran.exp
+
+if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} \
+ {debug f90 quiet}] } {
+ return -1
+}
+
+
+if ![runto_main] {
+ untested "could not run to main"
+ return -1
+}
+
+# Depending on the compiler being used, the type names can be printed differently.
+set logical [fortran_logical4]
+set real [fortran_real4]
+set int [fortran_int4]
+set complex [fortran_complex4]
+
+gdb_breakpoint [gdb_get_line_number "Before pointer assignment"]
+gdb_continue_to_breakpoint "Before pointer assignment"
+gdb_test "ptype logp" "type = PTR TO -> \\( $logical\\)" "ptype logp, not associated"
+gdb_test "ptype comp" "type = PTR TO -> \\( $complex\\)" "ptype comp, not associated"
+gdb_test "ptype charp" "type = PTR TO -> \\( character\\*1\\)" "ptype charp, not associated"
+gdb_test "ptype charap" "type = PTR TO -> \\( character\\*3\\)" "ptype charap, not associated"
+gdb_test "ptype intp" "type = PTR TO -> \\( $int\\)" "ptype intp, not associated"
+set test "ptype intap, not associated"
+gdb_test_multiple "ptype intap" $test {
+ -re "type = PTR TO -> \\( $int \\(:,:\\)\\)\r\n$gdb_prompt $" {
+ pass $test
+ }
+ -re "type = $int \\(:,:\\)\r\n$gdb_prompt $" {
+ pass $test
+ }
+}
+gdb_test "ptype realp" "type = PTR TO -> \\( $real\\)" "ptype realp, not associated"
+gdb_test "ptype twop" \
+ [multi_line "type = PTR TO -> \\( Type two" \
+ " $int, allocatable :: ivla1\\(:\\)" \
+ " $int, allocatable :: ivla2\\(:,:\\)" \
+ "End Type two\\)"] \
+ "ptype twop, not associated"
+gdb_test "ptype two" \
+ [multi_line "type = Type two" \
+ " $int, allocatable :: ivla1\\(:\\)" \
+ " $int, allocatable :: ivla2\\(:,:\\)" \
+ "End Type two"]
+
+
+gdb_breakpoint [gdb_get_line_number "Before value assignment"]
+gdb_continue_to_breakpoint "Before value assignment"
+gdb_test "ptype twop" \
+ [multi_line "type = PTR TO -> \\( Type two" \
+ " $int, allocatable :: ivla1\\(:\\)" \
+ " $int, allocatable :: ivla2\\(:,:\\)" \
+ "End Type two\\)"]
+
+
+gdb_breakpoint [gdb_get_line_number "After value assignment"]
+gdb_continue_to_breakpoint "After value assignment"
+gdb_test "ptype logv" "type = $logical"
+gdb_test "ptype comv" "type = $complex"
+gdb_test "ptype charv" "type = character\\*1"
+gdb_test "ptype chara" "type = character\\*3"
+gdb_test "ptype intv" "type = $int"
+gdb_test "ptype inta" "type = $int \\(10,2\\)"
+gdb_test "ptype realv" "type = $real"
+
+
+gdb_test "ptype logp" "type = PTR TO -> \\( $logical\\)"
+gdb_test "ptype comp" "type = PTR TO -> \\( $complex\\)"
+gdb_test "ptype charp" "type = PTR TO -> \\( character\\*1\\)"
+gdb_test "ptype charap" "type = PTR TO -> \\( character\\*3\\)"
+gdb_test "ptype intp" "type = PTR TO -> \\( $int\\)"
+set test "ptype intap"
+gdb_test_multiple $test $test {
+ -re "type = $int \\(10,2\\)\r\n$gdb_prompt $" {
+ pass $test
+ }
+ -re "type = PTR TO -> \\( $int \\(10,2\\)\\)\r\n$gdb_prompt $" {
+ pass $test
+ }
+}
+gdb_test "ptype realp" "type = PTR TO -> \\( $real\\)"
diff --git a/gdb/testsuite/gdb.fortran/vla-ptype.exp b/gdb/testsuite/gdb.fortran/vla-ptype.exp
--- a/gdb/testsuite/gdb.fortran/vla-ptype.exp
+++ b/gdb/testsuite/gdb.fortran/vla-ptype.exp
@@ -32,9 +32,9 @@ set real [fortran_real4]
# 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" "type = $real, allocatable \\(:,:,:\\)" "ptype vla1 not initialized"
+gdb_test "ptype vla2" "type = $real, allocatable \\(:,:,:\\)" "ptype vla2 not initialized"
+gdb_test "ptype pvla" "type = $real \\(:,:,:\\)" "ptype pvla not initialized"
gdb_test "ptype vla1(3, 6, 9)" "no such vector element \\\(vector not allocated\\\)" \
"ptype vla1(3, 6, 9) not initialized"
gdb_test "ptype vla2(5, 45, 20)" \
@@ -81,24 +81,24 @@ gdb_test "ptype vla2(5, 45, 20)" "type = $real" \
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" "type = $real \\(:,:,:\\)" "ptype pvla deassociated"
gdb_test "ptype pvla(5, 45, 20)" \
"no such vector element \\\(vector 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" "type = $real, allocatable \\(:,:,:\\)" "ptype vla1 not allocated"
gdb_test "ptype vla1(3, 6, 9)" "no such vector element \\\(vector 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" "type = $real, allocatable \\(:,:,:\\)" "ptype vla2 not allocated"
gdb_test "ptype vla2(5, 45, 20)" \
"no such vector element \\\(vector not allocated\\\)" \
"ptype vla2(5, 45, 20) not allocated"
gdb_breakpoint [gdb_get_line_number "vla1-neg-bounds"]
gdb_continue_to_breakpoint "vla1-neg-bounds"
-gdb_test "ptype vla1" "type = $real \\(-2:1,-5:4,-3:-1\\)" "ptype vla1 negative bounds"
+gdb_test "ptype vla1" "type = $real, allocatable \\(-2:1,-5:4,-3:-1\\)" "ptype vla1 negative bounds"
diff --git a/gdb/testsuite/gdb.fortran/vla-strings.exp b/gdb/testsuite/gdb.fortran/vla-strings.exp
new file mode 100644
--- /dev/null
+++ b/gdb/testsuite/gdb.fortran/vla-strings.exp
@@ -0,0 +1,103 @@
+# Copyright 2016 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] {
+ untested "could not run to main"
+ return -1
+}
+
+gdb_breakpoint [gdb_get_line_number "var_char-allocated-1"]
+gdb_continue_to_breakpoint "var_char-allocated-1"
+set test "whatis var_char first time"
+gdb_test_multiple "whatis var_char" $test {
+ -re "type = PTR TO -> \\( character\\*10\\)\r\n$gdb_prompt $" {
+ pass $test
+ }
+ -re "type = character\\*10\r\n$gdb_prompt $" {
+ pass $test
+ }
+}
+set test "ptype var_char first time"
+gdb_test_multiple "ptype var_char" $test {
+ -re "type = PTR TO -> \\( character\\*10\\)\r\n$gdb_prompt $" {
+ pass $test
+ }
+ -re "type = character\\*10\r\n$gdb_prompt $" {
+ pass $test
+ }
+}
+
+
+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"
+set test "print var_char, var_char-filled-1"
+gdb_test_multiple "print var_char" $test {
+ -re "= \\(PTR TO -> \\( character\\*3\\)\\) $hex\r\n$gdb_prompt $" {
+ gdb_test "print *var_char" "= 'foo'" "print *var_char, var_char-filled-1"
+ pass $test
+ }
+ -re "= 'foo'\r\n$gdb_prompt $" {
+ pass $test
+ }
+}
+set test "ptype var_char, var_char-filled-1"
+gdb_test_multiple "ptype var_char" $test {
+ -re "type = PTR TO -> \\( character\\*3\\)\r\n$gdb_prompt $" {
+ pass $test
+ }
+ -re "type = character\\*3\r\n$gdb_prompt $" {
+ pass $test
+ }
+}
+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"
+set test "print var_char, var_char-filled-2"
+gdb_test_multiple "print var_char" $test {
+ -re "= \\(PTR TO -> \\( character\\*6\\)\\) $hex\r\n$gdb_prompt $" {
+ gdb_test "print *var_char" "= 'foobar'" "print *var_char, var_char-filled-2"
+ pass $test
+ }
+ -re "= 'foobar'\r\n$gdb_prompt $" {
+ pass $test
+ }
+}
+set test "ptype var_char, var_char-filled-2"
+gdb_test_multiple "ptype var_char" $test {
+ -re "type = PTR TO -> \\( character\\*6\\)\r\n$gdb_prompt $" {
+ pass $test
+ }
+ -re "type = character\\*6\r\n$gdb_prompt $" {
+ pass $test
+ }
+}
diff --git a/gdb/testsuite/gdb.fortran/vla-strings.f90 b/gdb/testsuite/gdb.fortran/vla-strings.f90
new file mode 100644
--- /dev/null
+++ b/gdb/testsuite/gdb.fortran/vla-strings.f90
@@ -0,0 +1,39 @@
+! Copyright 2016 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_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
diff --git a/gdb/testsuite/gdb.fortran/vla-type.exp b/gdb/testsuite/gdb.fortran/vla-type.exp
--- a/gdb/testsuite/gdb.fortran/vla-type.exp
+++ b/gdb/testsuite/gdb.fortran/vla-type.exp
@@ -132,7 +132,10 @@ gdb_test "ptype fivearr(2)%tone" \
"End Type one" ]
# Check allocation status of dynamic array and it's dynamic members
-gdb_test "ptype fivedynarr" "type = <not allocated>"
+gdb_test "ptype fivedynarr" \
+ [multi_line "type = Type five" \
+ " Type one :: tone" \
+ "End Type five, allocatable \\(:\\)" ]
gdb_test "next" ""
gdb_test "ptype fivedynarr(2)" \
[multi_line "type = Type five" \
@@ -141,7 +144,7 @@ gdb_test "ptype fivedynarr(2)" \
"ptype fivedynarr(2), tone is not allocated"
gdb_test "ptype fivedynarr(2)%tone" \
[multi_line "type = Type one" \
- " $int, allocatable :: ivla\\(<not allocated>\\)" \
+ " $int, allocatable :: ivla\\(:,:,:\\)" \
"End Type one" ] \
"ptype fivedynarr(2)%tone, not allocated"
diff --git a/gdb/testsuite/gdb.fortran/vla-value.exp b/gdb/testsuite/gdb.fortran/vla-value.exp
--- a/gdb/testsuite/gdb.fortran/vla-value.exp
+++ b/gdb/testsuite/gdb.fortran/vla-value.exp
@@ -35,7 +35,7 @@ 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, allocatable \\\(<not allocated>\\\) \\\)\\\) $hex" \
+ " = \\\(PTR TO -> \\\( $real, allocatable \\\(:,:,:\\\)\\\)\\\) $hex" \
"print non-allocated &vla1"
gdb_test "print vla1(1,1,1)" "no such vector element \\\(vector not allocated\\\)" \
"print member in non-allocated vla1 (1)"
@@ -56,7 +56,7 @@ with_timeout_factor 15 {
"step over value assignment of vla1"
}
gdb_test "print &vla1" \
- " = \\\(PTR TO -> \\\( $real, allocatable \\\(10,10,10\\\) \\\)\\\) $hex" \
+ " = \\\(PTR TO -> \\\( $real, allocatable \\\(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)"
@@ -76,7 +76,7 @@ gdb_test "print vla1(9, 9, 9)" " = 999" \
# 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 \\\(<not associated>\\\) \\\)\\\) $hex" \
+ " = \\\(PTR TO -> \\\( $real \\\(:,:,:\\\)\\\)\\\) $hex" \
"print non-associated &pvla"
gdb_test "print pvla(1, 3, 8)" "no such vector element \\\(vector not associated\\\)" \
"print undefined pvla(1,3,8)"
@@ -85,7 +85,7 @@ gdb_test "print pvla(1, 3, 8)" "no such vector element \\\(vector not associated
gdb_breakpoint [gdb_get_line_number "pvla-associated"]
gdb_continue_to_breakpoint "pvla-associated"
gdb_test "print &pvla" \
- " = \\\(PTR TO -> \\\( $real \\\(10,10,10\\\) \\\)\\\) $hex" \
+ " = \\\(PTR TO -> \\\( $real \\\(10,10,10\\\)\\\)\\\) $hex" \
"print associated &pvla"
gdb_test "print pvla(3, 6, 9)" " = 42" "print associated pvla(3,6,9)"
gdb_test "print pvla(1, 3, 8)" " = 1001" "print associated pvla(1,3,8)"
diff --git a/gdb/testsuite/gdb.mi/mi-vla-fortran.exp b/gdb/testsuite/gdb.mi/mi-vla-fortran.exp
--- a/gdb/testsuite/gdb.mi/mi-vla-fortran.exp
+++ b/gdb/testsuite/gdb.mi/mi-vla-fortran.exp
@@ -51,10 +51,10 @@ mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \
mi_gdb_test "500-data-evaluate-expression vla1" \
"500\\^done,value=\"<not allocated>\"" "evaluate not allocated vla, before allocation"
-mi_create_varobj_checked vla1_not_allocated vla1 "<not allocated>" \
+mi_create_varobj_checked vla1_not_allocated vla1 "$real, allocatable \\(:\\)" \
"create local variable vla1_not_allocated"
mi_gdb_test "501-var-info-type vla1_not_allocated" \
- "501\\^done,type=\"<not allocated>\"" \
+ "501\\^done,type=\"$real, allocatable \\(:\\)\"" \
"info type variable vla1_not_allocated"
mi_gdb_test "502-var-show-format vla1_not_allocated" \
"502\\^done,format=\"natural\"" \
@@ -146,10 +146,10 @@ gdb_expect {
-re "580\\^done,value=\"<not associated>\".*${mi_gdb_prompt}$" {
pass $test
- mi_create_varobj_checked pvla2_not_associated pvla2 "<not associated>" \
+ mi_create_varobj_checked pvla2_not_associated pvla2 "$real \\(:,:\\)" \
"create local variable pvla2_not_associated"
mi_gdb_test "581-var-info-type pvla2_not_associated" \
- "581\\^done,type=\"<not associated>\"" \
+ "581\\^done,type=\"$real \\(:,:\\)\"" \
"info type variable pvla2_not_associated"
mi_gdb_test "582-var-show-format pvla2_not_associated" \
"582\\^done,format=\"natural\"" \
diff --git a/gdb/typeprint.c b/gdb/typeprint.c
--- a/gdb/typeprint.c
+++ b/gdb/typeprint.c
@@ -589,6 +589,25 @@ whatis_exp (const char *exp, int show)
printf_filtered (" */\n");
}
+ /* Resolve any dynamic target type, as we might print
+ additional information about the target.
+ For example, in Fortran and C we are printing the dimension of the
+ dynamic array the pointer is pointing to. */
+ if (TYPE_CODE (type) == TYPE_CODE_PTR
+ && is_dynamic_type (type) == 1)
+ {
+ CORE_ADDR addr;
+ if (NULL != TYPE_DATA_LOCATION (TYPE_TARGET_TYPE(type)))
+ addr = value_address (val);
+ else
+ addr = value_as_address (val);
+
+ if (addr != 0
+ && type_not_associated (type) == 0)
+ TYPE_TARGET_TYPE (type) = resolve_dynamic_type (TYPE_TARGET_TYPE (type),
+ NULL, addr);
+ }
+
LA_PRINT_TYPE (type, "", gdb_stdout, show, 0, &flags);
printf_filtered ("\n");
}
diff --git a/gdb/valops.c b/gdb/valops.c
--- a/gdb/valops.c
+++ b/gdb/valops.c
@@ -1553,6 +1553,19 @@ value_ind (struct value *arg1)
if (TYPE_CODE (base_type) == TYPE_CODE_PTR)
{
struct type *enc_type;
+ CORE_ADDR addr;
+
+ if (type_not_associated (base_type))
+ error (_("Attempt to take contents of a not associated pointer."));
+
+ if (NULL != TYPE_DATA_LOCATION (TYPE_TARGET_TYPE (base_type)))
+ addr = value_address (arg1);
+ else
+ addr = value_as_address (arg1);
+
+ if (addr != 0)
+ TYPE_TARGET_TYPE (base_type) =
+ resolve_dynamic_type (TYPE_TARGET_TYPE (base_type), NULL, addr);
/* We may be pointing to something embedded in a larger object.
Get the real type of the enclosing object. */
@@ -1568,8 +1581,7 @@ value_ind (struct value *arg1)
else
/* Retrieve the enclosing object pointed to. */
arg2 = value_at_lazy (enc_type,
- (value_as_address (arg1)
- - value_pointed_to_offset (arg1)));
+ (addr - value_pointed_to_offset (arg1)));
enc_type = value_type (arg2);
return readjust_indirect_value_type (arg2, enc_type, base_type, arg1);
diff --git a/gdb/valprint.c b/gdb/valprint.c
--- a/gdb/valprint.c
+++ b/gdb/valprint.c
@@ -1141,12 +1141,6 @@ value_check_printable (struct value *val, struct ui_file *stream,
return 0;
}
- if (type_not_associated (value_type (val)))
- {
- val_print_not_associated (stream);
- return 0;
- }
-
if (type_not_allocated (value_type (val)))
{
val_print_not_allocated (stream);
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