Remove directive-searched cleanups

This removes a few cleanups related to the "searched" field in
struct using_direct, replacing these with scoped_restore.

gdb/ChangeLog
2017-11-04  Tom Tromey  <tom@tromey.com>

	* cp-namespace.c (reset_directive_searched): Remove.
	(cp_lookup_symbol_via_imports): Use scoped_restore.
	* cp-support.c (reset_directive_searched): Remove.
	(make_symbol_overload_list_using): Use scoped_restore.
	* d-namespace.c (d_lookup_symbol_imports): Use scoped_restore.
	(reset_directive_searched): Remove.
This commit is contained in:
Tom Tromey
2017-11-01 08:32:13 -06:00
parent 5eae7aeaf7
commit 167b0be1b5
4 changed files with 17 additions and 62 deletions

View File

@ -338,15 +338,6 @@ cp_lookup_symbol_in_namespace (const char *the_namespace, const char *name,
return sym;
}
/* Used for cleanups to reset the "searched" flag in case of an error. */
static void
reset_directive_searched (void *data)
{
struct using_direct *direct = (struct using_direct *) data;
direct->searched = 0;
}
/* Search for NAME by applying all import statements belonging to
BLOCK which are applicable in SCOPE. If DECLARATION_ONLY the
search is restricted to using declarations.
@ -388,7 +379,6 @@ cp_lookup_symbol_via_imports (const char *scope,
struct block_symbol sym;
int len;
int directive_match;
struct cleanup *searched_cleanup;
sym.symbol = NULL;
sym.block = NULL;
@ -425,9 +415,8 @@ cp_lookup_symbol_via_imports (const char *scope,
{
/* Mark this import as searched so that the recursive call
does not search it again. */
current->searched = 1;
searched_cleanup = make_cleanup (reset_directive_searched,
current);
scoped_restore reset_directive_searched
= make_scoped_restore (&current->searched, 1);
/* If there is an import of a single declaration, compare the
imported declaration (after optional renaming by its alias)
@ -446,9 +435,6 @@ cp_lookup_symbol_via_imports (const char *scope,
search of this import is complete. */
if (declaration_only || sym.symbol != NULL || current->declaration)
{
current->searched = 0;
discard_cleanups (searched_cleanup);
if (sym.symbol != NULL)
return sym;
@ -460,10 +446,7 @@ cp_lookup_symbol_via_imports (const char *scope,
if (strcmp (name, *excludep) == 0)
break;
if (*excludep)
{
discard_cleanups (searched_cleanup);
continue;
}
continue;
if (current->alias != NULL
&& strcmp (name, current->alias) == 0)
@ -484,8 +467,6 @@ cp_lookup_symbol_via_imports (const char *scope,
name, block,
domain, 1, 0, 0);
}
current->searched = 0;
discard_cleanups (searched_cleanup);
if (sym.symbol != NULL)
return sym;