[Bug target/103484] [12 Regression] ICE: in ix86_attr_length_immediate_default, at config/i386/i386.c:16686 with -O2 -fno-tree-bit-ccp

[aldyh at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103484

Aldy Hernandez <aldyh at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
     Ever confirmed|0                           |1
   Last reconfirmed|                            |2021-11-30
             Status|UNCONFIRMED                 |NEW
                 CC|                            |aldyh at gcc dot gnu.org

--- Comment #2 from Aldy Hernandez <aldyh at gcc dot gnu.org> ---
Confirmed.

(gdb) p debug(insn)
(insn 26 61 62 2 (parallel [
            (set (reg:DI 0 ax [orig:99 _2 ] [99])
                (ior:DI (lshiftrt:DI (reg:DI 0 ax [orig:99 _2 ] [99])
                        (const_int 0 [0]))
                    (subreg:DI (ashift:TI (zero_extend:TI (reg:DI 1 dx
[orig:102 _2+8 ] [102]))
                            (const_int 64 [0x40])) 0)))
            (clobber (reg:CC 17 flags))
        ]) "a.c":10:38 731 {*x86_64_shrd_1}
     (expr_list:REG_UNUSED (reg:CC 17 flags)
        (expr_list:REG_EQUAL (subreg:DI (ashift:TI (zero_extend:TI (reg:DI 1 dx
[orig:102 _2+8 ] [102]))
                    (const_int 64 [0x40])) 0)
            (nil))))
$3 = void
(gdb) p len
$4 = 1