[Bug libgomp/31722] New: [4.3 regression] gomp is broken

[Bug libgomp/31722] New: [4.3 regression] gomp is broken

[hjl at lucon dot org]

There are many gomp failures in

http://gcc.gnu.org/ml/gcc-testresults/2007-04/msg01353.html

On both Linux/ia64 and Linux/x86-64, I saw many failures like

Executing on host:
/export/build/gnu/gcc/build-x86_64-linux/gcc/testsuite/g++/../../g++
-B/export/build/gnu/gcc/build-x86_64-linux/gcc/testsuite/g++/../../
/net/gnu-13/export/gnu/src/gcc/gcc/gcc/testsuite/g++.dg/gomp/block-0.C 
-nostdinc++
-I/export/build/gnu/gcc/build-x86_64-linux/x86_64-unknown-linux-gnu/32/libstdc++-v3/include/x86_64-unknown-linux-gnu
-I/export/build/gnu/gcc/build-x86_64-linux/x86_64-unknown-linux-gnu/32/libstdc++-v3/include
-I/net/gnu-13/export/gnu/src/gcc/gcc/libstdc++-v3/libsupc++
-I/net/gnu-13/export/gnu/src/gcc/gcc/libstdc++-v3/include/backward
-I/net/gnu-13/export/gnu/src/gcc/gcc/libstdc++-v3/testsuite/util
-fmessage-length=0  -fopenmp -fdump-tree-omplower  -S  -m32 -o block-0.s   
(timeout = 300)
/net/gnu-13/export/gnu/src/gcc/gcc/gcc/testsuite/g++.dg/gomp/block-0.C: In
function 'void _Z3foov.omp_fn.0(void*)':^M
/net/gnu-13/export/gnu/src/gcc/gcc/gcc/testsuite/g++.dg/gomp/block-0.C:28:
internal compiler error: in calc_dfs_tree, at dominance.c:374^M
Please submit a full bug report,^M
with preprocessed source if appropriate.^M
See <URL:http://gcc.gnu.org/bugs.html> for instructions.^M
compiler exited with status 1


-- 
           Summary: [4.3 regression] gomp is broken
           Product: gcc
           Version: 4.3.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: libgomp
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: hjl at lucon dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31722

[Bug libgomp/31722] [4.3 regression] gomp is broken

[sje at cup dot hp dot com]

------- Comment #1 from sje at cup dot hp dot com  2007-04-27 15:31 -------
I am seeing this too.  My last good version was r124171.  My failing version is
r124207.


-- 

sje at cup dot hp dot com changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |sje at cup dot hp dot com


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31722

[Bug libgomp/31722] [4.3 regression] gomp is broken

[sje at cup dot hp dot com]

------- Comment #2 from sje at cup dot hp dot com  2007-04-27 16:29 -------
It looks like these failures start with version 124203, a patch by Zdenek
Dvorak to speed up tree cfg clean up.


-- 

sje at cup dot hp dot com changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |rakdver at atrey dot karlin
                   |                            |dot mff dot cuni dot cz
             Status|UNCONFIRMED                 |NEW
     Ever Confirmed|0                           |1
   Last reconfirmed|0000-00-00 00:00:00         |2007-04-27 16:29:27
               date|                            |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31722

[Bug libgomp/31722] [4.3 regression] gomp is broken

[ghazi at gcc dot gnu dot org]

------- Comment #3 from ghazi at gcc dot gnu dot org  2007-04-27 19:33 -------
I see it on sparc-sun-solaris2.10 as well.
http://gcc.gnu.org/ml/gcc-testresults/2007-04/msg01390.html


-- 

ghazi at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |ghazi at gcc dot gnu dot org
   Last reconfirmed|2007-04-27 16:29:27         |2007-04-27 19:33:18
               date|                            |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31722

[Bug libgomp/31722] [4.3 regression] gomp is broken

[hjl at lucon dot org]

------- Comment #4 from hjl at lucon dot org  2007-04-28 17:14 -------
Zdenek, does your patch

http://gcc.gnu.org/ml/gcc-patches/2007-04/msg01916.html

fix this?


-- 

hjl at lucon dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         AssignedTo|unassigned at gcc dot gnu   |rakdver at atrey dot karlin
                   |dot org                     |dot mff dot cuni dot cz
             Status|NEW                         |ASSIGNED


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31722

[Bug libgomp/31722] [4.3 regression] gomp is broken

[rakdver at atrey dot karlin dot mff dot cuni dot cz]

------- Comment #5 from rakdver at atrey dot karlin dot mff dot cuni dot cz  2007-04-28 17:56 -------
Subject: Re:  [4.3 regression] gomp is broken

> Zdenek, does your patch
> 
> http://gcc.gnu.org/ml/gcc-patches/2007-04/msg01916.html
> 
> fix this?

it should.


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31722

[Bug libgomp/31722] [4.3 regression] gomp is broken

[hjl at lucon dot org]

------- Comment #6 from hjl at lucon dot org  2007-04-28 18:05 -------
Fixed.


-- 

hjl at lucon dot org changed:

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


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31722

[Bug libgomp/31722] [4.3 regression] gomp is broken

[pinskia at gcc dot gnu dot org]

-- 

pinskia at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |4.3.0


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31722