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* [Bug java/12734] New: gcj verifier doesn't merge interface types correctly
@ 2003-10-22 20:40 tromey at gcc dot gnu dot org
  2003-10-22 20:46 ` [Bug java/12734] " pinskia at gcc dot gnu dot org
                   ` (5 more replies)
  0 siblings, 6 replies; 7+ messages in thread
From: tromey at gcc dot gnu dot org @ 2003-10-22 20:40 UTC (permalink / raw)
  To: gcc-bugs

PLEASE REPLY TO gcc-bugzilla@gcc.gnu.org ONLY, *NOT* gcc-bugs@gcc.gnu.org.

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12734

           Summary: gcj verifier doesn't merge interface types correctly
           Product: gcc
           Version: 3.4
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: java
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: tromey at gcc dot gnu dot org
                CC: gcc-bugs at gcc dot gnu dot org

The gcj verifier currently incorrectly handles interface
type merges.  It always yields Object.

In my particular case, when compiling an eclipse .jar,
I get this error:

org/eclipse/pde/internal/ui/preferences/ExternalPluginsBlock.java: In method
`org.eclipse.pde.internal.ui.preferences.ExternalPluginsBlock.computeDelta()':
org/eclipse/pde/internal/ui/preferences/ExternalPluginsBlock.java:174: error:
verification error at PC=103
org/eclipse/pde/internal/ui/preferences/ExternalPluginsBlock.java:174: error:
invalid argument type
org/eclipse/pde/internal/ui/preferences/ExternalPluginsBlock.java:174: error:
expected type 'org.eclipse.pde.core.IModel[]' but stack contains
'java.lang.Object[]'


In this case, we've merged two different array types to
Object[], which isn't compatible with the actual type of the
method's argument.  However, both these array types are
actually convertible to IModel[].


^ permalink raw reply	[flat|nested] 7+ messages in thread

* [Bug java/12734] gcj verifier doesn't merge interface types correctly
  2003-10-22 20:40 [Bug java/12734] New: gcj verifier doesn't merge interface types correctly tromey at gcc dot gnu dot org
@ 2003-10-22 20:46 ` pinskia at gcc dot gnu dot org
  2003-10-22 20:48 ` tromey at gcc dot gnu dot org
                   ` (4 subsequent siblings)
  5 siblings, 0 replies; 7+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2003-10-22 20:46 UTC (permalink / raw)
  To: gcc-bugs

PLEASE REPLY TO gcc-bugzilla@gcc.gnu.org ONLY, *NOT* gcc-bugs@gcc.gnu.org.

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12734


pinskia at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
     Ever Confirmed|                            |1
   Last reconfirmed|0000-00-00 00:00:00         |2003-10-22 20:44:50
               date|                            |


------- Additional Comments From pinskia at gcc dot gnu dot org  2003-10-22 20:44 -------
Trust Tom.
Does the verifier in gij work?


^ permalink raw reply	[flat|nested] 7+ messages in thread

* [Bug java/12734] gcj verifier doesn't merge interface types correctly
  2003-10-22 20:40 [Bug java/12734] New: gcj verifier doesn't merge interface types correctly tromey at gcc dot gnu dot org
  2003-10-22 20:46 ` [Bug java/12734] " pinskia at gcc dot gnu dot org
@ 2003-10-22 20:48 ` tromey at gcc dot gnu dot org
  2004-01-21  0:31 ` pinskia at gcc dot gnu dot org
                   ` (3 subsequent siblings)
  5 siblings, 0 replies; 7+ messages in thread
From: tromey at gcc dot gnu dot org @ 2003-10-22 20:48 UTC (permalink / raw)
  To: gcc-bugs

PLEASE REPLY TO gcc-bugzilla@gcc.gnu.org ONLY, *NOT* gcc-bugs@gcc.gnu.org.

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12734



------- Additional Comments From tromey at gcc dot gnu dot org  2003-10-22 20:46 -------
Neither this nor 12733 occurs in the libgcj verifier.


^ permalink raw reply	[flat|nested] 7+ messages in thread

* [Bug java/12734] gcj verifier doesn't merge interface types correctly
  2003-10-22 20:40 [Bug java/12734] New: gcj verifier doesn't merge interface types correctly tromey at gcc dot gnu dot org
  2003-10-22 20:46 ` [Bug java/12734] " pinskia at gcc dot gnu dot org
  2003-10-22 20:48 ` tromey at gcc dot gnu dot org
@ 2004-01-21  0:31 ` pinskia at gcc dot gnu dot org
  2005-03-09  9:14 ` rmathew at gcc dot gnu dot org
                   ` (2 subsequent siblings)
  5 siblings, 0 replies; 7+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2004-01-21  0:31 UTC (permalink / raw)
  To: gcc-bugs



-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |rejects-valid
   Last reconfirmed|2003-10-22 20:44:50         |2004-01-21 00:31:53
               date|                            |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12734


^ permalink raw reply	[flat|nested] 7+ messages in thread

* [Bug java/12734] gcj verifier doesn't merge interface types correctly
  2003-10-22 20:40 [Bug java/12734] New: gcj verifier doesn't merge interface types correctly tromey at gcc dot gnu dot org
                   ` (2 preceding siblings ...)
  2004-01-21  0:31 ` pinskia at gcc dot gnu dot org
@ 2005-03-09  9:14 ` rmathew at gcc dot gnu dot org
  2005-03-10  0:53 ` mckinlay at redhat dot com
  2005-04-20  2:19 ` pinskia at gcc dot gnu dot org
  5 siblings, 0 replies; 7+ messages in thread
From: rmathew at gcc dot gnu dot org @ 2005-03-09  9:14 UTC (permalink / raw)
  To: gcc-bugs


------- Additional Comments From rmathew at gcc dot gnu dot org  2005-03-09 09:06 -------
This bug should have been fixed by enabling the new verifier.

Can you please check?

-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12734


^ permalink raw reply	[flat|nested] 7+ messages in thread

* [Bug java/12734] gcj verifier doesn't merge interface types correctly
  2003-10-22 20:40 [Bug java/12734] New: gcj verifier doesn't merge interface types correctly tromey at gcc dot gnu dot org
                   ` (3 preceding siblings ...)
  2005-03-09  9:14 ` rmathew at gcc dot gnu dot org
@ 2005-03-10  0:53 ` mckinlay at redhat dot com
  2005-04-20  2:19 ` pinskia at gcc dot gnu dot org
  5 siblings, 0 replies; 7+ messages in thread
From: mckinlay at redhat dot com @ 2005-03-10  0:53 UTC (permalink / raw)
  To: gcc-bugs


------- Additional Comments From mckinlay at redhat dot com  2005-03-10 00:53 -------
Fixed with the new verifier.

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|                            |FIXED


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12734


^ permalink raw reply	[flat|nested] 7+ messages in thread

* [Bug java/12734] gcj verifier doesn't merge interface types correctly
  2003-10-22 20:40 [Bug java/12734] New: gcj verifier doesn't merge interface types correctly tromey at gcc dot gnu dot org
                   ` (4 preceding siblings ...)
  2005-03-10  0:53 ` mckinlay at redhat dot com
@ 2005-04-20  2:19 ` pinskia at gcc dot gnu dot org
  5 siblings, 0 replies; 7+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2005-04-20  2:19 UTC (permalink / raw)
  To: gcc-bugs



-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |4.0.0


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12734


^ permalink raw reply	[flat|nested] 7+ messages in thread

end of thread, other threads:[~2005-04-20  2:18 UTC | newest]

Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2003-10-22 20:40 [Bug java/12734] New: gcj verifier doesn't merge interface types correctly tromey at gcc dot gnu dot org
2003-10-22 20:46 ` [Bug java/12734] " pinskia at gcc dot gnu dot org
2003-10-22 20:48 ` tromey at gcc dot gnu dot org
2004-01-21  0:31 ` pinskia at gcc dot gnu dot org
2005-03-09  9:14 ` rmathew at gcc dot gnu dot org
2005-03-10  0:53 ` mckinlay at redhat dot com
2005-04-20  2:19 ` pinskia at gcc dot gnu dot org

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