[Bug sanitizer/80973] ICE with lambda and -fsanitize=undefined

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80973

--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Tue Jun 13 20:05:20 2017
New Revision: 249174

URL: https://gcc.gnu.org/viewcvs?rev=249174&root=gcc&view=rev
Log:
        PR c++/80973
        * cp-gimplify.c (cp_genericize_r): Don't instrument MEM_REF second
        argument even if it has REFERENCE_TYPE.

        * g++.dg/ubsan/pr80973.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/ubsan/pr80973.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/cp-gimplify.c
    trunk/gcc/testsuite/ChangeLog