This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug lto/82229] GCC7's LTO underperforms compared to GCC6
- From: "marxin at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 19 Sep 2017 18:46:48 +0000
- Subject: [Bug lto/82229] GCC7's LTO underperforms compared to GCC6
- Auto-submitted: auto-generated
- References: <bug-82229-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82229
--- Comment #13 from Martin Liška <marxin at gcc dot gnu.org> ---
One another observation: using PGO (-fprofile-generate and -fprofile-use), both
GCC 6 and GCC 7 have similar performance: 34fps. While GCC 6 has 43 fps on my
machine.