https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87142
--- Comment #4 from martin <mscfd at gmx dot net> --- With yesterdays master branch, I still see an invalid read with valgrind and an "AddressSanitizer: heap-use-after-free"-error with -fsanitize=address. So looks like this has not been fixed by the patch for PR 92178.
