This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug middle-end/46900] [4.6 Regression] 50% slowdown when linking with LTO in a single step
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 16 Dec 2010 14:40:35 +0000
- Subject: [Bug middle-end/46900] [4.6 Regression] 50% slowdown when linking with LTO in a single step
- Auto-submitted: auto-generated
- References: <bug-46900-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46900
Richard Guenther <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |rguenth at gcc dot gnu.org
--- Comment #5 from Richard Guenther <rguenth at gcc dot gnu.org> 2010-12-16 14:40:21 UTC ---
Can you please check the difference between how the driver calls lto1 for
the separate / combined LTO compiles? You probably want to use
-v -save-temps and inspect the response files that are passed to
the lto -fwpa command. There shouldn't be any difference really.