Remove a cleanup from symtab.c

This removes an unused outer cleanup from symtab.c, and an unused
cleanup declaration as well.

gdb/ChangeLog
2017-09-29  Tom Tromey  <tom@tromey.com>

	* symtab.c (search_symbols): Remove unused outer cleanup.
	(make_source_files_completion_list): Remove unused declaration.

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 2bbe205e7c72a49b05d1f9dd4261283ea63342cb..6227a8e24477de51194d71fd48193b896e919a58 100644 (file)
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2017-09-29  Tom Tromey  <tom@tromey.com>
+
+       * symtab.c (search_symbols): Remove unused outer cleanup.
+       (make_source_files_completion_list): Remove unused declaration.
+
 2017-09-29  Tom Tromey  <tom@tromey.com>
 
        * mt-tdep.c (mt_push_dummy_call): Use gdb::byte_vector.

diff --git a/gdb/symtab.c b/gdb/symtab.c
index 2da37e869935f894216108d822eead065e5183d7..47385dfbbc37054beede73168aac74bf93b5636f 100644 (file)
--- a/gdb/symtab.c
+++ b/gdb/symtab.c
@@ -4241,11 +4241,6 @@ search_symbols (const char *regexp, enum search_domain kind,
   int nfound;
   gdb::optional<compiled_regex> preg;
 
-  /* OLD_CHAIN .. RETVAL_CHAIN is always freed, RETVAL_CHAIN .. current
-     CLEANUP_CHAIN is freed only in the case of an error.  */
-  struct cleanup *old_chain = make_cleanup (null_cleanup, NULL);
-  struct cleanup *retval_chain;
-
   gdb_assert (kind <= TYPES_DOMAIN);
 
   ourtype = types[kind];
@@ -4365,7 +4360,7 @@ search_symbols (const char *regexp, enum search_domain kind,
   found = NULL;
   tail = NULL;
   nfound = 0;
-  retval_chain = make_cleanup_free_search_symbols (&found);
+  struct cleanup *retval_chain = make_cleanup_free_search_symbols (&found);
 
   ALL_COMPUNITS (objfile, cust)
   {
@@ -4478,7 +4473,6 @@ search_symbols (const char *regexp, enum search_domain kind,
     }
 
   discard_cleanups (retval_chain);
-  do_cleanups (old_chain);
   *matches = found;
 }
 
@@ -5439,7 +5433,6 @@ make_source_files_completion_list (const char *text, const char *word)
   completion_list list;
   const char *base_name;
   struct add_partial_filename_data datum;
-  struct cleanup *back_to;
 
   if (!have_full_symbols () && !have_partial_symbols ())
     return list;