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From: "rguenth at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug middle-end/53790] [4.6/4.7/4.8 Regression] ICE on dereferencing a extern union in asm statement
Date: Thu, 28 Jun 2012 10:00:00 -0000	[thread overview]
Message-ID: <bug-53790-4-eCo973stU8@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-53790-4@http.gcc.gnu.org/bugzilla/>

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53790

Richard Guenther <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
           Keywords|                            |ice-on-valid-code
   Last reconfirmed|                            |2012-06-28
         AssignedTo|unassigned at gcc dot       |rguenth at gcc dot gnu.org
                   |gnu.org                     |
     Ever Confirmed|0                           |1
            Summary|ICE on dereferencing a      |[4.6/4.7/4.8 Regression]
                   |extern union in asm         |ICE on dereferencing a
                   |statement                   |extern union in asm
                   |                            |statement
   Target Milestone|---                         |4.6.4
      Known to fail|                            |4.8.0

--- Comment #5 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-06-28 09:59:40 UTC ---
Confirmed.  There is nothing invalid here, you can take the address of
such variable - you just cannot inspect it.  Of course that is what
inlining exposes here (and via MEM_REF we get to see the external decl).

Hmhm.

I'll look at it.


  parent reply	other threads:[~2012-06-28 10:00 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-06-27 21:17 [Bug middle-end/53790] New: " samueldotj at gmail dot com
2012-06-27 21:18 ` [Bug middle-end/53790] " samueldotj at gmail dot com
2012-06-27 21:20 ` pinskia at gcc dot gnu.org
2012-06-27 21:25 ` samueldotj at gmail dot com
2012-06-27 21:31 ` samueldotj at gmail dot com
2012-06-28 10:00 ` rguenth at gcc dot gnu.org [this message]
2012-06-28 11:45 ` [Bug middle-end/53790] [4.6/4.7/4.8 Regression] " rguenth at gcc dot gnu.org
2012-06-28 11:53 ` rguenth at gcc dot gnu.org
2012-06-28 12:01 ` rguenth at gcc dot gnu.org
2012-06-28 12:02 ` rguenth at gcc dot gnu.org
2012-06-28 12:02 ` rguenth at gcc dot gnu.org
2012-06-29  0:26 ` samueldotj at gmail dot com

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