[Bug fortran/81735] double free or corruption (fasttop) error (SIGABRT) with character(:) and custom return type with allocatable

[flashmozzg at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81735

--- Comment #2 from Danila <flashmozzg at gmail dot com> ---
Created attachment 41935
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=41935&action=edit
full error/stacktrace