[Bug target/45913] New: [4.6 Regression] ICE: in insn_default_length, at config/i386/i386.md:584 with -fselective-scheduling2 -fsel-sched-pipelining -fsel-sched-pipelining-outer-loops

["zsojka at seznam dot cz" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45913

           Summary: [4.6 Regression] ICE: in insn_default_length, at
                    config/i386/i386.md:584 with -fselective-scheduling2
                    -fsel-sched-pipelining
                    -fsel-sched-pipelining-outer-loops
           Product: gcc
           Version: 4.6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: zsojka@seznam.cz


Command line:
$ gcc -O2 -fselective-scheduling2 -fsel-sched-pipelining
-fsel-sched-pipelining-outer-loops testcase.c

Compiler output:
$ gcc -O2 -fselective-scheduling2 -fsel-sched-pipelining
-fsel-sched-pipelining-outer-loops testcase.c
testcase.c: In function 'foo':
testcase.c:19:1: error: unrecognizable insn:
(insn:TI 110 50 107 (parallel [
            (set (reg/v:SI 3 bx [orig:82 j ] [82])
                (and:SI (mem/c:SI (plus:DI (reg/f:DI 7 sp)
                            (const_int 4 [0x4])) [3 %sfp+-524 S4 A32])
                    (const_int 255 [0xff])))
            (clobber (reg:CC 17 flags))
        ]) -1
     (nil))
testcase.c:19:1: internal compiler error: in insn_default_length, at
config/i386/i386.md:584
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.

Tested revisions:
r164716 - crash
r163636 - OK
4.5 r163761 - OK