3401 cxx_builtin_function (tree decl)
3402 {
3403 tree id = DECL_NAME (decl);
3404 const char *name = IDENTIFIER_POINTER (id);
3405 tree decl2 = copy_node(decl);
3406 /* All builtins that don't begin with an '_' should additionally
3407 go in the 'std' namespace. */
3408 if (name[0] != '_')
3409 {
3410 push_namespace (std_identifier);
3411 builtin_function_1 (decl, std_node);
3412 pop_namespace ();
3413 }
3414
3415 return builtin_function_1 (decl2, NULL_TREE);
3416 }
If we are not going to add the builtin function into the std namespace, we
don't need to copy the decl
--
Summary: builtins's decl is copied in some cases where it is not
needed to be copied
Product: gcc
Version: 4.3.0
Status: UNCONFIRMED
Keywords: memory-hog
Severity: normal
Priority: P3
Component: c++
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: pinskia at gcc dot gnu dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30225
