[Bug c++/84031] structured binding unpacks nameless padding bitfields

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84031

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Sat Mar  3 13:19:00 2018
New Revision: 258175

URL: https://gcc.gnu.org/viewcvs?rev=258175&root=gcc&view=rev
Log:
        Backported from mainline
        2018-01-25  Jakub Jelinek  <jakub@redhat.com>

        PR c++/84031
        * decl.c (find_decomp_class_base): Ignore unnamed bitfields.  Ignore
        recursive calls that return ret.
        (cp_finish_decomp): Ignore unnamed bitfields.

        * g++.dg/cpp1z/decomp36.C: New test.

Added:
    branches/gcc-7-branch/gcc/testsuite/g++.dg/cpp1z/decomp36.C
Modified:
    branches/gcc-7-branch/gcc/cp/ChangeLog
    branches/gcc-7-branch/gcc/cp/decl.c
    branches/gcc-7-branch/gcc/testsuite/ChangeLog