[Bug rtl-optimization/110307] ICE in move_insn, at haifa-sched.cc:5473 when building Ruby on alpha with -fPIC -O2 (or -fpeephole2 -fschedule-insns2)

[matoro_gcc_bugzilla at matoro dot tk via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110307

--- Comment #2 from matoro <matoro_gcc_bugzilla at matoro dot tk> ---
Created attachment 55365
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=55365&action=edit
archive from -fdump-tree-all -fdump-rtl-all

(In reply to Alexander Monakov from comment #1)
> I tried building a cross-compiler from trunk with
> --target=alpha-unknown-linux-gnu --with-gnu-ld --with-gnu-as
> --enable-secureplt --enable-languages=c --enable-tls and got
> 
> t.c:8:1: error: unrecognizable insn:
>     8 | }
>       | ^
> (insn 23 22 24 5 (set (reg/f:DI 74)
>         (symbol_ref:DI ("ruby_current_ec") [flags 0x10]  <var_decl
> 0x7fb457a6c090 ruby_current_ec>)) "t.c":6:22 -1
>      (nil))
> during RTL pass: vregs
> 
> Would you mind compiling the testcase with -fdump-tree-all -fdump-rtl-all
> and attaching a tar.gz with the resulting dumps?

Absolutely, here you go.