[Bug c++/63736] gcc generated program with segfault on atomic exchange when the atomic variable is a member of a struct allocated with make_shared

[leandrosansilva at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63736

--- Comment #1 from Leandro Santiago <leandrosansilva at gmail dot com> ---
I forgot to mention I am using Ubuntu 12.04 64-bit on a i7 machine and kernel
3.8.0.