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* [Bug c++/19498] New: ICE on invalid reference in template parameter
@ 2005-01-18  8:56 reichelt at gcc dot gnu dot org
  2005-01-18 14:39 ` [Bug c++/19498] " pinskia at gcc dot gnu dot org
                   ` (4 more replies)
  0 siblings, 5 replies; 6+ messages in thread
From: reichelt at gcc dot gnu dot org @ 2005-01-18  8:56 UTC (permalink / raw)
  To: gcc-bugs

The following invalid code snippet causes an ICE since at least gcc 2.95.3:

==============================
template<typename T> struct A
{
    template<T&> struct B;
};

A<void> a;
==============================

bug3.cc: In instantiation of 'A<void>':
bug3.cc:6:   instantiated from here
bug3.cc:3: error: forming reference to void
bug3.cc:3: internal compiler error: tree check: expected tree_vec, have
error_mark in retrieve_specialization, at cp/pt.c:822
Please submit a full bug report, [etc.]

Using "int&" instead of "void" to instantiate the template also causes
an ICE.

-- 
           Summary: ICE on invalid reference in template parameter
           Product: gcc
           Version: 4.0.0
            Status: UNCONFIRMED
          Keywords: ice-on-invalid-code, error-recovery, monitored
          Severity: normal
          Priority: P2
         Component: c++
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: reichelt at gcc dot gnu dot org
                CC: gcc-bugs at gcc dot gnu dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19498


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c++/19498] ICE on invalid reference in template parameter
  2005-01-18  8:56 [Bug c++/19498] New: ICE on invalid reference in template parameter reichelt at gcc dot gnu dot org
@ 2005-01-18 14:39 ` pinskia at gcc dot gnu dot org
  2005-07-23  5:01 ` pinskia at gcc dot gnu dot org
                   ` (3 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2005-01-18 14:39 UTC (permalink / raw)
  To: gcc-bugs


------- Additional Comments From pinskia at gcc dot gnu dot org  2005-01-18 14:28 -------
Confirmed.

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
     Ever Confirmed|                            |1
   Last reconfirmed|0000-00-00 00:00:00         |2005-01-18 14:28:42
               date|                            |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19498


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c++/19498] ICE on invalid reference in template parameter
  2005-01-18  8:56 [Bug c++/19498] New: ICE on invalid reference in template parameter reichelt at gcc dot gnu dot org
  2005-01-18 14:39 ` [Bug c++/19498] " pinskia at gcc dot gnu dot org
@ 2005-07-23  5:01 ` pinskia at gcc dot gnu dot org
  2005-08-03 16:07 ` reichelt at gcc dot gnu dot org
                   ` (2 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2005-07-23  5:01 UTC (permalink / raw)
  To: gcc-bugs



-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
           Severity|normal                      |minor


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19498


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c++/19498] ICE on invalid reference in template parameter
  2005-01-18  8:56 [Bug c++/19498] New: ICE on invalid reference in template parameter reichelt at gcc dot gnu dot org
  2005-01-18 14:39 ` [Bug c++/19498] " pinskia at gcc dot gnu dot org
  2005-07-23  5:01 ` pinskia at gcc dot gnu dot org
@ 2005-08-03 16:07 ` reichelt at gcc dot gnu dot org
  2005-08-06 22:23 ` cvs-commit at gcc dot gnu dot org
  2005-08-06 22:24 ` reichelt at gcc dot gnu dot org
  4 siblings, 0 replies; 6+ messages in thread
From: reichelt at gcc dot gnu dot org @ 2005-08-03 16:07 UTC (permalink / raw)
  To: gcc-bugs


------- Additional Comments From reichelt at gcc dot gnu dot org  2005-08-03 16:07 -------
Testing a patch.


-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
         AssignedTo|unassigned at gcc dot gnu   |reichelt at gcc dot gnu dot
                   |dot org                     |org
             Status|NEW                         |ASSIGNED


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19498


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c++/19498] ICE on invalid reference in template parameter
  2005-01-18  8:56 [Bug c++/19498] New: ICE on invalid reference in template parameter reichelt at gcc dot gnu dot org
                   ` (2 preceding siblings ...)
  2005-08-03 16:07 ` reichelt at gcc dot gnu dot org
@ 2005-08-06 22:23 ` cvs-commit at gcc dot gnu dot org
  2005-08-06 22:24 ` reichelt at gcc dot gnu dot org
  4 siblings, 0 replies; 6+ messages in thread
From: cvs-commit at gcc dot gnu dot org @ 2005-08-06 22:23 UTC (permalink / raw)
  To: gcc-bugs


------- Additional Comments From cvs-commit at gcc dot gnu dot org  2005-08-06 22:22 -------
Subject: Bug 19498

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	reichelt@gcc.gnu.org	2005-08-06 22:22:47

Modified files:
	gcc/cp         : ChangeLog pt.c 
	gcc/testsuite  : ChangeLog 
Added files:
	gcc/testsuite/g++.dg/template: instantiate7.C 

Log message:
	PR c++/19498
	* pt.c (tsubst_decl) <case TEMPLATE_DECL>: Return ERROR_MARK_NODE
	if substitution of template args did not succeed.
	
	* g++.dg/template/instantiate7.C: New test.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cp/ChangeLog.diff?cvsroot=gcc&r1=1.4842&r2=1.4843
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cp/pt.c.diff?cvsroot=gcc&r1=1.1019&r2=1.1020
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.5887&r2=1.5888
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/g++.dg/template/instantiate7.C.diff?cvsroot=gcc&r1=NONE&r2=1.1



-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19498


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c++/19498] ICE on invalid reference in template parameter
  2005-01-18  8:56 [Bug c++/19498] New: ICE on invalid reference in template parameter reichelt at gcc dot gnu dot org
                   ` (3 preceding siblings ...)
  2005-08-06 22:23 ` cvs-commit at gcc dot gnu dot org
@ 2005-08-06 22:24 ` reichelt at gcc dot gnu dot org
  4 siblings, 0 replies; 6+ messages in thread
From: reichelt at gcc dot gnu dot org @ 2005-08-06 22:24 UTC (permalink / raw)
  To: gcc-bugs


------- Additional Comments From reichelt at gcc dot gnu dot org  2005-08-06 22:24 -------
Fixed on mainline.


-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
         Resolution|                            |FIXED
   Target Milestone|---                         |4.1.0


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19498


^ permalink raw reply	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2005-08-06 22:24 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2005-01-18  8:56 [Bug c++/19498] New: ICE on invalid reference in template parameter reichelt at gcc dot gnu dot org
2005-01-18 14:39 ` [Bug c++/19498] " pinskia at gcc dot gnu dot org
2005-07-23  5:01 ` pinskia at gcc dot gnu dot org
2005-08-03 16:07 ` reichelt at gcc dot gnu dot org
2005-08-06 22:23 ` cvs-commit at gcc dot gnu dot org
2005-08-06 22:24 ` reichelt at gcc dot gnu dot org

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