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[Bug tree-optimization/37573] [4.4 Regression] gcc-4.4 regression: incorrect code generation with -O1 -ftree-vectorize
- 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: 15 Oct 2008 21:45:07 -0000
- Subject: [Bug tree-optimization/37573] [4.4 Regression] gcc-4.4 regression: incorrect code generation with -O1 -ftree-vectorize
- References: <bug-37573-15165@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #8 from rguenth at gcc dot gnu dot org 2008-10-15 21:45 -------
No, ADDR_EXPRs are single because they can have an arbitrary number of operands
(think of &a_1->b[i_2][j_3] which has three operands, a_1, i_2 and j_3). In
your case it is a is_gimple_min_invariant, which may add to the confusion?
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37573