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[Bug middle-end/45472] [4.5/4.6/4.7 Regression] ICE: in move_op_ascend, at sel-sched.c:6124 with -fselective-scheduling2
- From: "abel at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 19 Jan 2012 09:28:56 +0000
- Subject: [Bug middle-end/45472] [4.5/4.6/4.7 Regression] ICE: in move_op_ascend, at sel-sched.c:6124 with -fselective-scheduling2
- Auto-submitted: auto-generated
- References: <bug-45472-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45472
--- Comment #18 from Andrey Belevantsev <abel at gcc dot gnu.org> 2012-01-19 09:28:56 UTC ---
(In reply to comment #17)
> By the way I think we could get cases where the user wrote volatile in one case
> and non-volatile in another so fixing up the merging is still a good idea.
Sure, but the comment 14 still applies -- I think that unless the middle-end
will have the proper volatile semantics, it will be wrong to hide this issue in
the scheduler, so I'm leaving this as it is for now.