FreeChainXenon/binutils-gdb
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

PR 10867

Browse source 
* cp-valprint.c (global): Adding new static array recursion
detection obstack.
(cp_print_value_fields, cp_print_static_field): Added new static
array recursion detection code.
* gdb.cp/Makefile.in  (EXECUTABLES): Added pr10687
* gdb.cp/pr10687.cc: New file.
* gdb.cp/pr10687.exp: New file
This commit is contained in:
Chris Moller 2010-04-20 20:22:12 +00:00
parent e0e0e543d5
commit ec31cde594
6 changed files with 127 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

57
gdb/cp-valprint.c
View file

@ -71,6 +71,7 @@ show_static_field_print (struct ui_file *file, int from_tty,
static struct obstack dont_print_vb_obstack;
static struct obstack dont_print_statmem_obstack;
static struct obstack dont_print_stat_array_obstack;
extern void _initialize_cp_valprint (void);
@ -155,12 +156,17 @@ cp_print_value_fields (struct type *type, struct type *real_type,
{
int i, len, n_baseclasses;
int fields_seen = 0;
static int last_set_recurse = -1;
CHECK_TYPEDEF (type);
if (recurse == 0
&& obstack_object_size (&dont_print_statmem_obstack) > 0)
obstack_free (&dont_print_statmem_obstack, NULL);
if (recurse == 0)
{
if (obstack_object_size (&dont_print_statmem_obstack) > 0)
obstack_free (&dont_print_statmem_obstack, NULL);
if (obstack_object_size (&dont_print_stat_array_obstack) > 0)
obstack_free (&dont_print_stat_array_obstack, NULL);
}
fprintf_filtered (stream, "{");
len = TYPE_NFIELDS (type);
@ -181,12 +187,20 @@ cp_print_value_fields (struct type *type, struct type *real_type,
else
{
void *statmem_obstack_top = NULL;
void *stat_array_obstack_top = NULL;
if (dont_print_statmem == 0)
{
/* Set the current printed-statics stack top. */
statmem_obstack_top
= obstack_next_free (&dont_print_statmem_obstack);
if (last_set_recurse != recurse)
{
stat_array_obstack_top
= obstack_next_free (&dont_print_stat_array_obstack);
last_set_recurse = recurse;
}
}
for (i = n_baseclasses; i < len; i++)
@ -307,9 +321,16 @@ cp_print_value_fields (struct type *type, struct type *real_type,
if (dont_print_statmem == 0)
{
/* In effect, a pop of the printed-statics stack. */
if (obstack_object_size (&dont_print_statmem_obstack) > 0)
obstack_free (&dont_print_statmem_obstack, statmem_obstack_top);
if (last_set_recurse != recurse)
{
if (obstack_object_size (&dont_print_stat_array_obstack) > 0)
obstack_free (&dont_print_stat_array_obstack,
stat_array_obstack_top);
last_set_recurse = -1;
}
}
if (options->pretty)
@ -508,6 +529,7 @@ cp_print_static_field (struct type *type,
const struct value_print_options *options)
{
struct value_print_options opts;
if (TYPE_CODE (type) == TYPE_CODE_STRUCT)
{
CORE_ADDR *first_dont_print;
@ -542,6 +564,32 @@ cp_print_static_field (struct type *type,
return;
}
if (TYPE_CODE (type) == TYPE_CODE_ARRAY)
{
struct type **first_dont_print;
int i;
struct type *target_type = TYPE_TARGET_TYPE (type);
first_dont_print
= (struct type **) obstack_base (&dont_print_stat_array_obstack);
i = obstack_object_size (&dont_print_stat_array_obstack)
/ sizeof (CORE_ADDR);
while (--i >= 0)
{
if (target_type == first_dont_print[i])
{
fputs_filtered ("<same as static member of an already"
" seen type>",
stream);
return;
}
}
obstack_grow (&dont_print_stat_array_obstack, (char *) &target_type,
sizeof (struct type *));
}
opts = *options;
opts.deref_ref = 0;
val_print (type, value_contents_all (val),
@ -672,6 +720,7 @@ Show printing of object's derived type based on vtable info."), NULL,
show_objectprint,
&setprintlist, &showprintlist);
obstack_begin (&dont_print_stat_array_obstack, 32 * sizeof (CORE_ADDR));
obstack_begin (&dont_print_statmem_obstack, 32 * sizeof (CORE_ADDR));
obstack_begin (&dont_print_vb_obstack, 32 * sizeof (struct type *));
}