[Bug c++/42032] Aliasing errors in stl_tree.h

2011-09-26 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42032 Richard Guenther changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|

[Bug c++/42032] Aliasing errors in stl_tree.h

2011-09-25 Thread evan at chromium dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42032 --- Comment #11 from Evan Martin 2011-09-25 16:02:25 UTC --- I am on personal leave until 2012. If you're within Google, you can read http://www/~evanm/leave.html for more. Otherwise, for Chrome questions you can try asking t...@chromium.org, a

[Bug c++/42032] Aliasing errors in stl_tree.h

2011-09-25 Thread paolo.carlini at oracle dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42032 Paolo Carlini changed: What|Removed |Added CC||rguenth at gcc dot gnu.org --- Comment #1

[Bug c++/42032] Aliasing errors in stl_tree.h

2010-08-05 Thread paolo dot carlini at oracle dot com
--- Comment #9 from paolo dot carlini at oracle dot com 2010-08-06 06:53 --- *** Bug 45202 has been marked as a duplicate of this bug. *** -- paolo dot carlini at oracle dot com changed: What|Removed |Added

[Bug c++/42032] Aliasing errors in stl_tree.h

2010-05-04 Thread paolo dot carlini at oracle dot com
--- Comment #8 from paolo dot carlini at oracle dot com 2010-05-04 12:05 --- *** Bug 43978 has been marked as a duplicate of this bug. *** -- paolo dot carlini at oracle dot com changed: What|Removed |Added

[Bug c++/42032] Aliasing errors in stl_tree.h

2009-11-15 Thread craig dot schlenter at gmail dot com
--- Comment #7 from craig dot schlenter at gmail dot com 2009-11-16 04:37 --- (In reply to comment #3) > I brought this up on the Google-internal C list. They reduced it further: > > $ cat main.cc > #include > > int main(void) > { >typedef std::map MyMap2; >MyMap2 map2_; >

[Bug c++/42032] Aliasing errors in stl_tree.h

2009-11-13 Thread paolo dot carlini at oracle dot com
--- Comment #6 from paolo dot carlini at oracle dot com 2009-11-13 20:51 --- Note that, as far as I have been told by Richard, the warning itself doesn't point to an actual miscompilation in 4.4, because (PRE, etc.) aren't strong enough. Thus, first people should double check that, and

[Bug c++/42032] Aliasing errors in stl_tree.h

2009-11-13 Thread rguenth at gcc dot gnu dot org
--- Comment #5 from rguenth at gcc dot gnu dot org 2009-11-13 20:02 --- There are definitely a lot of casts like static_cast<_Link_type>(_M_node) in stl_list.h. If _M_node is ever not a rb_tree_node but only a rb_tree_node_base (which probably is the case again for the head of the t

[Bug c++/42032] Aliasing errors in stl_tree.h

2009-11-13 Thread rguenth at gcc dot gnu dot org
--- Comment #4 from rguenth at gcc dot gnu dot org 2009-11-13 19:54 --- It may be related to PR41316, I suspected that the library might contain similar patterns in other containers besides forward_list. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42032

[Bug c++/42032] Aliasing errors in stl_tree.h

2009-11-13 Thread evan at chromium dot org
--- Comment #3 from evan at chromium dot org 2009-11-13 19:49 --- I brought this up on the Google-internal C list. They reduced it further: $ cat main.cc #include int main(void) { typedef std::map MyMap2; MyMap2 map2_; MyMap2::iterator map_iter2 = map2_.find(5); return *m

[Bug c++/42032] Aliasing errors in stl_tree.h

2009-11-13 Thread craig dot schlenter at gmail dot com
--- Comment #2 from craig dot schlenter at gmail dot com 2009-11-13 19:34 --- (In reply to comment #1) > Might be related to PR 39390. Would it be possible for someone to test the code from the description section with trunk please .. if error messages were removed, the problem should

[Bug c++/42032] Aliasing errors in stl_tree.h

2009-11-13 Thread pinskia at gcc dot gnu dot org
--- Comment #1 from pinskia at gcc dot gnu dot org 2009-11-13 19:25 --- Might be related to PR 39390. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42032