[Bug objc/39753] [4.3/4.4/4.5/4.6/4.7 Regression] Objective-C(++) and C90 strict-aliasing interaction bug

2011-06-27 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39753 Richard Guenther changed: What|Removed |Added Target Milestone|4.3.6 |4.4.7 --- Comment #16 from Richard Gue

[Bug objc/39753] [4.3/4.4/4.5/4.6/4.7 Regression] Objective-C(++) and C90 strict-aliasing interaction bug

2011-03-18 Thread mrs at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39753 m...@gcc.gnu.org changed: What|Removed |Added Status|NEW |WAITING --- Comment #15 from mrs at gc

[Bug objc/39753] [4.3/4.4/4.5/4.6/4.7 Regression] Objective-C(++) and C90 strict-aliasing interaction bug

2011-03-18 Thread howarth at nitro dot med.uc.edu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39753 Jack Howarth changed: What|Removed |Added CC||howarth at nitro dot |

[Bug objc/39753] [4.3/4.4/4.5/4.6/4.7 Regression] Objective-C(++) and C90 strict-aliasing interaction bug

2011-03-18 Thread john.engelhart at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39753 --- Comment #13 from John Engelhart 2011-03-19 04:06:28 UTC --- I'm the original reporter. At this point, I no longer have any specific examples that demonstrate this problem (this was filed quite some time ago). m...@gcc.gnu.org: > So, I'm so

[Bug objc/39753] [4.3/4.4/4.5/4.6/4.7 Regression] Objective-C(++) and C90 strict-aliasing interaction bug

2011-03-18 Thread mikestump at comcast dot net
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39753 --- Comment #12 from Mike Stump 2011-03-19 03:58:25 UTC --- Any warnings generated that are invalid are bugs. These bugs should be filed, and we'll fix them. Please attach an example file that generate warnings.

[Bug objc/39753] [4.3/4.4/4.5/4.6/4.7 Regression] Objective-C(++) and C90 strict-aliasing interaction bug

2011-03-18 Thread nicola at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39753 --- Comment #11 from Nicola Pero 2011-03-19 01:24:47 UTC --- Having looked at some of the warnings generated in GNUstep if you compile with -fstrict-aliasing, they seem to be C warnings with little relevance to Objective-C (they mostly seem to be

[Bug objc/39753] [4.3/4.4/4.5/4.6/4.7 Regression] Objective-C(++) and C90 strict-aliasing interaction bug

2011-03-18 Thread nicola at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39753 Nicola Pero changed: What|Removed |Added Status|WAITING |NEW CC|

[Bug objc/39753] [4.3/4.4/4.5/4.6/4.7 Regression] Objective-C(++) and C90 strict-aliasing interaction bug

2011-03-15 Thread mrs at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39753 m...@gcc.gnu.org changed: What|Removed |Added Keywords|alias, wrong-code | Status|NEW

[Bug objc/39753] [4.3/4.4/4.5/4.6/4.7 Regression] Objective-C(++) and C90 strict-aliasing interaction bug

2011-03-15 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39753 --- Comment #8 from Richard Guenther 2011-03-15 11:49:12 UTC --- The easiest way is to attach the may_alias attribute to all object types that should not be subject to TBAA. Bonus point if you transition that attribute to use a flag instead.

[Bug objc/39753] [4.3/4.4/4.5/4.6/4.7 Regression] Objective-C(++) and C90 strict-aliasing interaction bug

2011-03-15 Thread iains at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39753 Iain Sandoe changed: What|Removed |Added CC||mrs at gcc dot gnu.org Known to fail|