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[Bug target/33794] [4.3 regression] Wrong code w/ -ffast-math
- From: "ubizjak at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 17 Oct 2007 13:57:25 -0000
- Subject: [Bug target/33794] [4.3 regression] Wrong code w/ -ffast-math
- References: <bug-33794-13404@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #12 from ubizjak at gmail dot com 2007-10-17 13:57 -------
Well, the problem here is that swap insn is not emitted before x87 fptan.
It is actually my fault (UNSPEC_TAN handling is a bit wrong), the problem is
only exposed by Jakub's patch.
So, mine.
--
ubizjak at gmail dot com changed:
What |Removed |Added
----------------------------------------------------------------------------
AssignedTo|unassigned at gcc dot gnu |ubizjak at gmail dot com
|dot org |
Status|WAITING |ASSIGNED
Component|middle-end |target
GCC target triplet| |i686-pc-linux-gnu
Last reconfirmed|2007-10-17 09:10:16 |2007-10-17 13:57:25
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33794