[Bug c++/115730] False positive dangling-reference warning

[igor_anferov at icloud dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115730

--- Comment #3 from Igor Anferov <igor_anferov at icloud dot com> ---
Thank you Andrew! Thank you for providing the attribute name, I was trying to
find something similar, but failed to find
https://gcc.gnu.org/onlinedocs/gcc/C_002b_002b-Attributes.html page