[Bug c++/86836] internal compiler error on structured bindings with shadow parameter on templated function

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86836

--- Comment #10 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Wed Sep  5 07:20:31 2018
New Revision: 264105

URL: https://gcc.gnu.org/viewcvs?rev=264105&root=gcc&view=rev
Log:
        Backported from mainline
        2018-08-08  Jakub Jelinek  <jakub@redhat.com>

        PR c++/86836
        * pt.c (tsubst_expr): For structured bindings, call tsubst_decomp_names
        before tsubst_init, not after it.

        * g++.dg/cpp1z/decomp46.C: New test.

Added:
    branches/gcc-8-branch/gcc/testsuite/g++.dg/cpp1z/decomp46.C
Modified:
    branches/gcc-8-branch/gcc/cp/ChangeLog
    branches/gcc-8-branch/gcc/cp/pt.c
    branches/gcc-8-branch/gcc/testsuite/ChangeLog