[Bug c++/91606] [9 regression] Optimization leads to invalid code

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91606

--- Comment #12 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Wed Oct  2 10:54:10 2019
New Revision: 276448

URL: https://gcc.gnu.org/viewcvs?rev=276448&root=gcc&view=rev
Log:
2019-10-02  Richard Biener  <rguenther@suse.de>

        PR c++/91606
        * decl.c (build_ptrmemfunc_type): Mark pointer-to-member
        fat pointer structure members as DECL_NONADDRESSABLE_P.

        * g++.dg/torture/pr91606.C: New testcase.

Added:
    trunk/gcc/testsuite/g++.dg/torture/pr91606.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/decl.c
    trunk/gcc/testsuite/ChangeLog