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[Bug tree-optimization/38752] [4.3 Regression] ICE in set_uids_in_ptset, at tree-ssa-structalias.c:4817
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 7 Jan 2009 12:14:06 -0000
- Subject: [Bug tree-optimization/38752] [4.3 Regression] ICE in set_uids_in_ptset, at tree-ssa-structalias.c:4817
- References: <bug-38752-10053@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #2 from rguenth at gcc dot gnu dot org 2009-01-07 12:14 -------
We insist on finding an overlapping SFT even though it might possibly not
exist (as in this case where we do an access clearly outside of the object
boundary). The fix is to just ignore that and let the operand machinery
add whatever memory tag it likes.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38752