OK.
On Tue, Apr 3, 2018 at 12:06 PM, Jakub Jelinek <ja...@redhat.com> wrote:
> Hi!
>
> If at least one attribute is errorneous, we get error_mark_node instead
> of the attributes list.
>
> The following patch fixes error recovery for that. Bootstrapped/regtested
> on x86_64-linux and i686-linux, ok for trunk?
>
> 2018-04-03 Jakub Jelinek <ja...@redhat.com>
>
> PR c++/85140
> * name-lookup.c (handle_namespace_attrs): Return early if
> attributes
> is error_mark_node.
>
> * g++.dg/cpp0x/gen-attrs-64.C: New test.
>
> --- gcc/cp/name-lookup.c.jj 2018-03-30 20:37:36.219184285 +0200
> +++ gcc/cp/name-lookup.c 2018-04-03 10:15:22.670803588 +0200
> @@ -5044,6 +5044,9 @@ handle_namespace_attrs (tree ns, tree at
> tree d;
> bool saw_vis = false;
>
> + if (attributes == error_mark_node)
> + return false;
> +
> for (d = attributes; d; d = TREE_CHAIN (d))
> {
> tree name = get_attribute_name (d);
> --- gcc/testsuite/g++.dg/cpp0x/gen-attrs-64.C.jj 2018-04-03
> 10:18:55.196780292 +0200
> +++ gcc/testsuite/g++.dg/cpp0x/gen-attrs-64.C 2018-04-03
> 10:17:57.064786662 +0200
> @@ -0,0 +1,4 @@
> +// PR c++/85140
> +// { dg-do compile { target c++11 } }
> +
> +namespace N alignas() {} // { dg-error "expected" }
>
> Jakub
>
