* c-common.c (flag_external_templates): Remove.
(flag_alt_external_templates): Likewise.
* c-common.h (flag_external_templates): Remove.
(flag_alt_external_templates): Likewise.
* c-opts.c (c_common_handle_option): Unsupport
-falt-external-templates and -ftemplates.
* doc/invoke.texi: Remove mention of -fexternal-templates and
-falt-external-templates.
* decl.c (start_function): Do not check
flag_alt_external_templates or flag_external_templates.
* decl2.c (warn_if_unknown_interface): Likewise.
* lex.c (extract_interface_info): Likewise.
* pt.c (lookup_template_class): Likewise.
PR c++/12862
* name-lookup.c (pushdecl): Look up all namespace-scope entities
in their corresponding namespace.
* g++.old-deja/g++.jason/template18.C: Remove.
* g++.old-deja/g++.jason/template37.C: Likewise.
PR c++/12862
* g++.dg/lookup/ns1.C: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@74954
138bc75d-0d04-0410-961f-
82ee72b054a4