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[Bug debug/49888] VTA: -O2 -g variable value changes, it does not change in the source
- From: "aoliva at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 18 Jan 2013 10:57:51 +0000
- Subject: [Bug debug/49888] VTA: -O2 -g variable value changes, it does not change in the source
- Auto-submitted: auto-generated
- References: <bug-49888-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49888
--- Comment #13 from Alexandre Oliva <aoliva at gcc dot gnu.org> 2013-01-18 10:57:51 UTC ---
Author: aoliva
Date: Fri Jan 18 10:57:36 2013
New Revision: 195289
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195289
Log:
PR rtl-optimization/55547
PR rtl-optimization/53827
PR debug/53671
PR debug/49888
* alias.c (offset_overlap_p): New, factored out of...
(memrefs_conflict_p): ... this. Use absolute sizes. Retain
the conservative special case for symbolic constants. Don't
adjust zero sizes on alignment.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/alias.c