[Bug target/33743] New: problem with unwinding through signal frame.

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* [Bug target/33743]  New: problem with unwinding through signal frame.
@ 2007-10-12  0:24 pluto at agmk dot net
  2007-10-12  0:25 ` [Bug target/33743] " pluto at agmk dot net
                   ` (7 more replies)
  0 siblings, 8 replies; 9+ messages in thread
From: pluto at agmk dot net @ 2007-10-12  0:24 UTC (permalink / raw)
  To: gcc-bugs

gcc-4.1 with patch from PR26208 doesn't support
unwinding through signal frames.

$ uname -a
SunOS hermes 5.9 Generic_117171-07 sun4u sparc SUNW,Sun-Blade-1500

$ ./u-sparc-sun-solaris2.9
boom!
10af4 signalHandler+0x1c
ff31f010 _setuid+0x68
alive!

$ ./u-sparc64-sun-solaris2.9
boom!
100000dac signalHandler+0x28
ffffffff7f1a7b58 _setuid+0x54
alive!

on x86 it works fine.

$ ./u-i486-gnu-linux
boom!
0x8048ac8 signalHandler+0x15
0xffffe500 __kernel_sigreturn+0x0
0x8048b0e zoo+0x34
0x8048b21 bar+0xb
0x8048b36 foo+0x13
0x8048b63 main+0x28
0x322de6 __libc_start_main+0xc6
alive!

$ ./u-x86_64-gnu-linux
boom!
0x400deb signalHandler+0x1a
0x400e26 zoo+0x2c
0x400e45 bar+0x17
0x400e55 foo+0xe
0x400e6f main+0x18
0x34cf71c4cc __libc_start_main+0xdc
alive!


-- 
           Summary: problem with unwinding through signal frame.
           Product: gcc
           Version: 4.1.2
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: pluto at agmk dot net
GCC target triplet: sparc*-sun-solaris2.9


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33743


^ permalink raw reply	[flat|nested] 9+ messages in thread

* [Bug target/33743] problem with unwinding through signal frame.
  2007-10-12  0:24 [Bug target/33743] New: problem with unwinding through signal frame pluto at agmk dot net
@ 2007-10-12  0:25 ` pluto at agmk dot net
  2007-10-12  0:26 ` pluto at agmk dot net
                   ` (6 subsequent siblings)
  7 siblings, 0 replies; 9+ messages in thread
From: pluto at agmk dot net @ 2007-10-12  0:25 UTC (permalink / raw)
  To: gcc-bugs



------- Comment #1 from pluto at agmk dot net  2007-10-12 00:25 -------
Created an attachment (id=14342)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=14342&action=view)
makefile.


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33743


^ permalink raw reply	[flat|nested] 9+ messages in thread

* [Bug target/33743] problem with unwinding through signal frame.
  2007-10-12  0:24 [Bug target/33743] New: problem with unwinding through signal frame pluto at agmk dot net
  2007-10-12  0:25 ` [Bug target/33743] " pluto at agmk dot net
@ 2007-10-12  0:26 ` pluto at agmk dot net
  2007-10-12  8:25 ` [Bug target/33743] " ebotcazou at gcc dot gnu dot org
                   ` (5 subsequent siblings)
  7 siblings, 0 replies; 9+ messages in thread
From: pluto at agmk dot net @ 2007-10-12  0:26 UTC (permalink / raw)
  To: gcc-bugs



------- Comment #2 from pluto at agmk dot net  2007-10-12 00:26 -------
Created an attachment (id=14343)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=14343&action=view)
testcase.


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33743


^ permalink raw reply	[flat|nested] 9+ messages in thread

* [Bug target/33743] unwinding through signal frame
  2007-10-12  0:24 [Bug target/33743] New: problem with unwinding through signal frame pluto at agmk dot net
  2007-10-12  0:25 ` [Bug target/33743] " pluto at agmk dot net
  2007-10-12  0:26 ` pluto at agmk dot net
@ 2007-10-12  8:25 ` ebotcazou at gcc dot gnu dot org
  2008-11-30  9:52 ` ebotcazou at gcc dot gnu dot org
                   ` (4 subsequent siblings)
  7 siblings, 0 replies; 9+ messages in thread
From: ebotcazou at gcc dot gnu dot org @ 2007-10-12  8:25 UTC (permalink / raw)
  To: gcc-bugs



------- Comment #3 from ebotcazou at gcc dot gnu dot org  2007-10-12 08:25 -------
> gcc-4.1 with patch from PR26208 doesn't support
> unwinding through signal frames.
> 
> $ uname -a
> SunOS hermes 5.9 Generic_117171-07 sun4u sparc SUNW,Sun-Blade-1500

This is not supported on Solaris.


-- 

ebotcazou at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |ebotcazou at gcc dot gnu dot
                   |                            |org
           Severity|normal                      |enhancement
             Status|UNCONFIRMED                 |NEW
     Ever Confirmed|0                           |1
  GCC build triplet|                            |*-*-solaris2.*
   GCC host triplet|                            |*-*-solaris2.*
 GCC target triplet|sparc*-sun-solaris2.9       |*-*-solaris2.*
   Last reconfirmed|0000-00-00 00:00:00         |2007-10-12 08:25:13
               date|                            |
            Summary|problem with unwinding      |unwinding through signal
                   |through signal frame.       |frame


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33743


^ permalink raw reply	[flat|nested] 9+ messages in thread

* [Bug target/33743] unwinding through signal frame
  2007-10-12  0:24 [Bug target/33743] New: problem with unwinding through signal frame pluto at agmk dot net
                   ` (2 preceding siblings ...)
  2007-10-12  8:25 ` [Bug target/33743] " ebotcazou at gcc dot gnu dot org
@ 2008-11-30  9:52 ` ebotcazou at gcc dot gnu dot org
  2009-10-11 20:06 ` [Bug target/33743] unwinding through signal frames ebotcazou at gcc dot gnu dot org
                   ` (3 subsequent siblings)
  7 siblings, 0 replies; 9+ messages in thread
From: ebotcazou at gcc dot gnu dot org @ 2008-11-30  9:52 UTC (permalink / raw)
  To: gcc-bugs



-- 

ebotcazou at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         AssignedTo|unassigned at gcc dot gnu   |ebotcazou at gcc dot gnu dot
                   |dot org                     |org
             Status|NEW                         |ASSIGNED
   Last reconfirmed|2007-10-12 08:25:13         |2008-11-30 09:50:42
               date|                            |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33743


^ permalink raw reply	[flat|nested] 9+ messages in thread

* [Bug target/33743] unwinding through signal frames
  2007-10-12  0:24 [Bug target/33743] New: problem with unwinding through signal frame pluto at agmk dot net
                   ` (3 preceding siblings ...)
  2008-11-30  9:52 ` ebotcazou at gcc dot gnu dot org
@ 2009-10-11 20:06 ` ebotcazou at gcc dot gnu dot org
  2009-10-11 20:49 ` ebotcazou at gcc dot gnu dot org
                   ` (2 subsequent siblings)
  7 siblings, 0 replies; 9+ messages in thread
From: ebotcazou at gcc dot gnu dot org @ 2009-10-11 20:06 UTC (permalink / raw)
  To: gcc-bugs



------- Comment #4 from ebotcazou at gcc dot gnu dot org  2009-10-11 20:06 -------
Subject: Bug 33743

Author: ebotcazou
Date: Sun Oct 11 20:06:12 2009
New Revision: 152648

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=152648
Log:
        PR target/33743
        * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
        * config/i386/sol2-unwind.h: New file.

Added:
    trunk/gcc/config/i386/sol2-unwind.h
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/sol2.h


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33743


^ permalink raw reply	[flat|nested] 9+ messages in thread

* [Bug target/33743] unwinding through signal frames
  2007-10-12  0:24 [Bug target/33743] New: problem with unwinding through signal frame pluto at agmk dot net
                   ` (4 preceding siblings ...)
  2009-10-11 20:06 ` [Bug target/33743] unwinding through signal frames ebotcazou at gcc dot gnu dot org
@ 2009-10-11 20:49 ` ebotcazou at gcc dot gnu dot org
  2009-10-11 20:51 ` ebotcazou at gcc dot gnu dot org
  2010-07-13  9:15 ` ro at gcc dot gnu dot org
  7 siblings, 0 replies; 9+ messages in thread
From: ebotcazou at gcc dot gnu dot org @ 2009-10-11 20:49 UTC (permalink / raw)
  To: gcc-bugs



------- Comment #5 from ebotcazou at gcc dot gnu dot org  2009-10-11 20:49 -------
Subject: Bug 33743

Author: ebotcazou
Date: Sun Oct 11 20:48:46 2009
New Revision: 152649

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=152649
Log:
        PR target/33743
        * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
        * config/sparc/sol2-unwind.h: New file.

Added:
    trunk/gcc/config/sparc/sol2-unwind.h
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/sparc/sol2.h


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33743


^ permalink raw reply	[flat|nested] 9+ messages in thread

* [Bug target/33743] unwinding through signal frames
  2007-10-12  0:24 [Bug target/33743] New: problem with unwinding through signal frame pluto at agmk dot net
                   ` (5 preceding siblings ...)
  2009-10-11 20:49 ` ebotcazou at gcc dot gnu dot org
@ 2009-10-11 20:51 ` ebotcazou at gcc dot gnu dot org
  2010-07-13  9:15 ` ro at gcc dot gnu dot org
  7 siblings, 0 replies; 9+ messages in thread
From: ebotcazou at gcc dot gnu dot org @ 2009-10-11 20:51 UTC (permalink / raw)
  To: gcc-bugs



------- Comment #6 from ebotcazou at gcc dot gnu dot org  2009-10-11 20:51 -------
This now should work on Solaris 8, 9 and 10.


-- 

ebotcazou at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
         Resolution|                            |FIXED
   Target Milestone|---                         |4.5.0


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33743


^ permalink raw reply	[flat|nested] 9+ messages in thread

* [Bug target/33743] unwinding through signal frames
  2007-10-12  0:24 [Bug target/33743] New: problem with unwinding through signal frame pluto at agmk dot net
                   ` (6 preceding siblings ...)
  2009-10-11 20:51 ` ebotcazou at gcc dot gnu dot org
@ 2010-07-13  9:15 ` ro at gcc dot gnu dot org
  7 siblings, 0 replies; 9+ messages in thread
From: ro at gcc dot gnu dot org @ 2010-07-13  9:15 UTC (permalink / raw)
  To: gcc-bugs



------- Comment #7 from ro at gcc dot gnu dot org  2010-07-13 09:15 -------
Subject: Bug 33743

Author: ro
Date: Tue Jul 13 09:14:59 2010
New Revision: 162131

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=162131
Log:
        * config/i386/sol2-unwind.h (x86_64_fallback_frame_state): Correct
        explanation.
        Find ucontext_t * on Solaris 11.
        (x86_fallback_frame_state): Handle Solaris 9 multi-threaded pattern.
        Handle new Solaris 11 __sighndlr patterns.

        Backport from mainline:
        2009-10-11  Olivier Hainque  <hainque@adacore.com>
                    Eric Botcazou  <ebotcazou@adacore.com>

        PR target/33743
        * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
        * config/i386/sol2-unwind.h: New file.

Added:
    branches/gcc-4_4-branch/gcc/config/i386/sol2-unwind.h
Modified:
    branches/gcc-4_4-branch/gcc/ChangeLog
    branches/gcc-4_4-branch/gcc/config/i386/sol2.h


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33743


^ permalink raw reply	[flat|nested] 9+ messages in thread

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-- links below jump to the message on this page --
2007-10-12  0:24 [Bug target/33743] New: problem with unwinding through signal frame pluto at agmk dot net
2007-10-12  0:25 ` [Bug target/33743] " pluto at agmk dot net
2007-10-12  0:26 ` pluto at agmk dot net
2007-10-12  8:25 ` [Bug target/33743] " ebotcazou at gcc dot gnu dot org
2008-11-30  9:52 ` ebotcazou at gcc dot gnu dot org
2009-10-11 20:06 ` [Bug target/33743] unwinding through signal frames ebotcazou at gcc dot gnu dot org
2009-10-11 20:49 ` ebotcazou at gcc dot gnu dot org
2009-10-11 20:51 ` ebotcazou at gcc dot gnu dot org
2010-07-13  9:15 ` ro at gcc dot gnu dot org

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