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[Bug tree-optimization/21029] [4.1 Regression] vrp miscompiles Ada front-end, drops loop exit test in well-defined wrap-around circumstances
- From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 14 Apr 2005 20:25:03 -0000
- Subject: [Bug tree-optimization/21029] [4.1 Regression] vrp miscompiles Ada front-end, drops loop exit test in well-defined wrap-around circumstances
- References: <20050414201608.21029.aoliva@gcc.gnu.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From pinskia at gcc dot gnu dot org 2005-04-14 20:25 -------
The other thing is that signed integer wrapping is defined if we add -fwrapv which means we now miss
compile some java programs too.
Confirmed.
--
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Ever Confirmed| |1
Keywords| |wrong-code
Last reconfirmed|0000-00-00 00:00:00 |2005-04-14 20:25:02
date| |
Summary|vrp miscompiles Ada front- |[4.1 Regression] vrp
|end, drops loop exit test in|miscompiles Ada front-end,
|well-defined wrap-around |drops loop exit test in
|circumstances |well-defined wrap-around
| |circumstances
Target Milestone|--- |4.1.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21029