[Bug c/65287] Current trunk ICE in address_matters_p, at symtab.c:1908

[ppluzhnikov at google dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65287

--- Comment #1 from Paul Pluzhnikov <ppluzhnikov at google dot com> ---
Created attachment 34928
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34928&action=edit
c-reduce'd test case

A much shorter test:

const int __new_sys_siglist[] = {};

extern __typeof(__new_sys_siglist) _new_sys_siglist
    __attribute__((alias("__new_sys_siglist")));
extern __typeof(__new_sys_siglist) _sys_siglist
    __attribute__((alias("__new_sys_siglist")));