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[Bug tree-optimization/38985] [4.2/4.3/4.4 Regression] missing constraints for pointers accessed directly via their address
- From: "bonzini at gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 27 Jan 2009 12:21:43 -0000
- Subject: [Bug tree-optimization/38985] [4.2/4.3/4.4 Regression] missing constraints for pointers accessed directly via their address
- References: <bug-38985-7849@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #6 from bonzini at gnu dot org 2009-01-27 12:21 -------
These passes are able to propagate the address to the load: CCP, VRP, DOM. If
we decide that it's an invalid transformation, fixing them would fix this bug.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38985