[Bug lto/69133] [6 Regression] LTO segfault in lto_get_decl_name_mapping() on 483.xalancbmk with -flto-partition=none

[hubicka at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69133

--- Comment #8 from Jan Hubicka <hubicka at gcc dot gnu.org> ---
Well, -flto-partition=none does bot IPA optimization and codegen in one run. In
this case the body was once read by ipa-cp to duplicate the thunk and second
time by expand_thunk.  With other methods the streaming happened in between
that hides the problem.