[Bug middle-end/101062] [10/11/12 Regression] wrong code with "-O2 -fno-toplevel-reorder -frename-registers"

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101062

--- Comment #14 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Sorry for bad paste, on QUAL_UNION_TYPE
atree__atree_private_part__node_record___is_extension___XVN