[Bug c++/82159] [6 Regression] ICE: in assign_temp, at function.c:961

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82159

--- Comment #17 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Fri Oct 27 20:35:06 2017
New Revision: 254181

URL: https://gcc.gnu.org/viewcvs?rev=254181&root=gcc&view=rev
Log:
        Backported from mainline
        2017-10-12  Jakub Jelinek  <jakub@redhat.com>

        PR c++/82159
        * expr.c (store_field): Don't optimize away bitsize == 0 store
        from CALL_EXPR with addressable return type.

        * g++.dg/opt/pr82159-2.C: New test.

Added:
    branches/gcc-7-branch/gcc/testsuite/g++.dg/opt/pr82159-2.C
Modified:
    branches/gcc-7-branch/gcc/ChangeLog
    branches/gcc-7-branch/gcc/expr.c
    branches/gcc-7-branch/gcc/testsuite/ChangeLog