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Add initializers to bound_minimal_symbol

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This adds initializers to bound_minimal_symbol, allowing for the
removal of some calls to memset.
This commit is contained in:
Tom Tromey 2022-02-08 13:41:53 -07:00
parent e951225303
commit 29ba33db77
4 changed files with 4 additions and 12 deletions
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2
gdb/ada-lang.c
View File

@ -4562,8 +4562,6 @@ ada_lookup_simple_minsym (const char *name)
{
struct bound_minimal_symbol result;
memset (&result, 0, sizeof (result));
symbol_name_match_type match_type = name_match_type_from_name (name);
lookup_name_info lookup_name (name, match_type);

3
gdb/findvar.c
View File

@ -404,7 +404,7 @@ symbol_read_needs_frame (struct symbol *sym)
struct minsym_lookup_data
{
/* The name of the minimal symbol we are searching for. */
const char *name;
const char *name = nullptr;
/* The field where the callback should store the minimal symbol
if found. It should be initialized to NULL before the search
@ -751,7 +751,6 @@ language_defn::read_var_value (struct symbol *var,
struct minimal_symbol *msym;
struct obj_section *obj_section;
memset (&lookup_data, 0, sizeof (lookup_data));
lookup_data.name = var->linkage_name ();
gdbarch_iterate_over_objfiles_in_search_order

4
gdb/minsyms.h
View File

@ -31,12 +31,12 @@ struct bound_minimal_symbol
/* The minimal symbol that was found, or NULL if no minimal symbol
was found. */
struct minimal_symbol *minsym;
struct minimal_symbol *minsym = nullptr;
/* If MINSYM is not NULL, then this is the objfile in which the
symbol is defined. */
struct objfile *objfile;
struct objfile *objfile = nullptr;
/* Return the obj_section from OBJFILE for MINSYM. */

7
gdb/value.c
View File

@ -3171,13 +3171,8 @@ value_fn_field (struct value **arg1p, struct fn_field *f,
struct bound_minimal_symbol msym;
sym = lookup_symbol (physname, 0, VAR_DOMAIN, 0).symbol;
if (sym != NULL)
if (sym == nullptr)
{
memset (&msym, 0, sizeof (msym));
}
else
{
gdb_assert (sym == NULL);
msym = lookup_bound_minimal_symbol (physname);
if (msym.minsym == NULL)
return NULL;