[Bug fortran/64980] [5 Regression] ICE in trans-expr.c

[mikael at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64980

--- Comment #13 from Mikael Morin <mikael at gcc dot gnu.org> ---
Created attachment 34757
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34757&action=edit
Yet another attempt using TYPE_CANONICAL

this tries to remove any use of VIEW_CONVERT_EXPR by setting (well, trying to
set) the same TYPE_CANONICAL for the different class containers.  And hope the
middle-end is satisfied with that.