[Bug c++/101355] incorrect `this' in destructor calls when compiling coroutines with ubsan

[iains at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101355

--- Comment #4 from Iain Sandoe <iains at gcc dot gnu.org> ---
patch proposed here:
https://gcc.gnu.org/pipermail/gcc-patches/2021-August/578401.html