* dwarf2read.c (dwarf2_attribute_true_p): New function.

(die_is_declaration): Use the function above.
This commit is contained in:
Joel Brobecker 2004-04-16 04:31:25 +00:00
parent 57a1784ed8
commit fdc860a37e
2 changed files with 27 additions and 2 deletions

View File

@ -1,3 +1,8 @@
2004-04-15 Joel Brobecker <brobecker@gnat.com>
* dwarf2read.c (dwarf2_attribute_true_p): New function.
(die_is_declaration): Use the function above. Add comment.
2004-04-15 Joel Brobecker <brobecker@gnat.com>
* dwarf2read.c (read_structure_scope): Identify stub types

View File

@ -677,6 +677,9 @@ static void set_cu_language (unsigned int, struct dwarf2_cu *);
static struct attribute *dwarf2_attr (struct die_info *, unsigned int,
struct dwarf2_cu *);
static int dwarf2_attribute_true_p (struct die_info *die, unsigned name,
struct dwarf2_cu *cu);
static int die_is_declaration (struct die_info *, struct dwarf2_cu *cu);
static struct die_info *die_specification (struct die_info *die,
@ -5139,11 +5142,28 @@ dwarf2_attr (struct die_info *die, unsigned int name, struct dwarf2_cu *cu)
return NULL;
}
/* Return non-zero iff the attribute NAME is defined for the given DIE,
and holds a non-zero value. */
static int
dwarf2_attribute_true_p (struct die_info *die, unsigned name,
struct dwarf2_cu *cu)
{
struct attribute *attr = dwarf2_attr (die, name, cu);
return (attr && DW_UNSND (attr));
}
static int
die_is_declaration (struct die_info *die, struct dwarf2_cu *cu)
{
return (dwarf2_attr (die, DW_AT_declaration, cu)
&& ! dwarf2_attr (die, DW_AT_specification, cu));
/* A DIE is a declaration if it has a DW_AT_declaration attribute
which value is non-zero. However, we have to be careful of DIEs
with a DW_AT_specification attribute, because dwarf2_attribute_p()
follows this attribute, and therefore might cause us to find a
DW_AT_declaration attribute, but that belongs to a different DIE. */
return (dwarf2_attribute_true_p (die, DW_AT_declaration, cu)
&& ! dwarf2_attribute_true_p (die, DW_AT_specification, cu));
}
/* Return the die giving the specification for DIE, if there is