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* cp-support.c (reset_directive_searched): New function.

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(make_symbol_overload_list_using): Prevent recursive calls.
This commit is contained in:
Ulrich Weigand 2010-06-25 16:16:44 +00:00
parent 4ba2ab9fc3
commit 19c0c0f822
2 changed files with 31 additions and 2 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2010-06-25 Ulrich Weigand <uweigand@de.ibm.com>
* cp-support.c (reset_directive_searched): New function.
(make_symbol_overload_list_using): Prevent recursive calls.
2010-06-25 Phil Muldoon <pmuldoon@redhat.com>
* printcmd.c (print_variable_and_value): Print error message on

28
gdb/cp-support.c
View File

@ -838,6 +838,15 @@ make_symbol_overload_list_adl (struct type **arg_types, int nargs,
return sym_return_val;
}
/* Used for cleanups to reset the "searched" flag in case of an error. */
static void
reset_directive_searched (void *data)
{
struct using_direct *direct = data;
direct->searched = 0;
}
/* This applies the using directives to add namespaces to search in,
and then searches for overloads in all of those namespaces. It
adds the symbols found to sym_return_val. Arguments are as in
@ -847,7 +856,7 @@ static void
make_symbol_overload_list_using (const char *func_name,
const char *namespace)
{
const struct using_direct *current;
struct using_direct *current;
const struct block *block;
/* First, go through the using directives. If any of them apply,
@ -861,12 +870,27 @@ make_symbol_overload_list_using (const char *func_name,
current != NULL;
current = current->next)
{
/* Prevent recursive calls. */
if (current->searched)
continue;
/* If this is a namespace alias or imported declaration ignore it. */
if (current->alias != NULL || current->declaration != NULL)
continue;
if (strcmp (namespace, current->import_dest) == 0)
make_symbol_overload_list_using (func_name, current->import_src);
{
/* Mark this import as searched so that the recursive call does
not search it again. */
struct cleanup *old_chain;
current->searched = 1;
old_chain = make_cleanup (reset_directive_searched, current);
make_symbol_overload_list_using (func_name, current->import_src);
current->searched = 0;
discard_cleanups (old_chain);
}
}
/* Now, add names for this namespace. */