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[Bug c++/44164] [4.5 Regression] Aliasing bug triggered by Boost.Bind/Boost.Function
- 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: 20 May 2010 13:24:26 -0000
- Subject: [Bug c++/44164] [4.5 Regression] Aliasing bug triggered by Boost.Bind/Boost.Function
- References: <bug-44164-19190@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #17 from rguenth at gcc dot gnu dot org 2010-05-20 13:24 -------
It is actually the scheduler that breaks the testcase. Easier to look at
is -O2 -fwhole-program. -fno-schedule-insns2 fixes it (as well as
-fno-tree-pre
or -fno-tree-dominator-opts, both of which are necessary to produce the
input to the scheduler).
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44164