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[Bug rtl-optimization/33796] valgrind error with -O2 for linux kernel code
- From: "bonzini at gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 12 Jan 2008 21:09:50 -0000
- Subject: [Bug rtl-optimization/33796] valgrind error with -O2 for linux kernel code
- References: <bug-33796-9596@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #12 from bonzini at gnu dot org 2008-01-12 21:09 -------
well if you can enjoy O(n) initialization (and O(1) clearing as in Peter's
code), you had better rewrite the code completely to query an item with one
(not two) memory accesses.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33796