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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug debug/51695] [4.7 Regression] ICE while compiling argyllcms package
Date: Fri, 30 Dec 2011 23:42:00 -0000
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51695

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2011-12-30
     Ever Confirmed|0                           |1

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> 2011-12-30 23:32:06 UTC ---
(note 218 174 131 2 (var_location o (and:SI (reg:SI 1 dx [orig:90 iftmp.0 ]
[90])
    (const_int 65535 [0xffff]))) NOTE_INSN_VAR_LOCATION)

(insn:TI 131 218 219 2 (parallel [
            (set (reg:SI 2 cx [135])
                (and:SI (reg:SI 1 dx [orig:90 iftmp.0 ] [90])
                    (const_int 65535 [0xffff])))
            (clobber (reg:CC 17 flags))
        ]) t.c:23 380 {*andsi_1}
     (expr_list:REG_UNUSED (reg:CC 17 flags)
        (nil)))

(note 219 131 116 2 (var_location o (and:SI ....

I think that last var_location should just be like the others and use cx
instead.

Confirmed.