[Bug fortran/67496] trans-array.c sanitizer runtime error: load of value 124, which is not a valid value for type 'bool'

[zeccav at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67496

--- Comment #9 from Vittorio Zecca <zeccav at gmail dot com> ---
My C is not better than yours, but length_from_typespec might have
been incorrectly
initialized elsewhere, otherwise it is a false positive.