This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug tree-optimization/8361] [4.1/4.2 regression] C++ compile-time performance regression
- From: "steven at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 25 Jul 2006 22:31:43 -0000
- Subject: [Bug tree-optimization/8361] [4.1/4.2 regression] C++ compile-time performance regression
- References: <bug-8361-231@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #68 from steven at gcc dot gnu dot org 2006-07-25 22:31 -------
New timings. These were taken on the same box as those of comment #62 and
comment #64 (Intel x86_64 3.20GHz, 1GB ram). Times are usr times
Invokation: time g++ -S -fpermissive -Ox -m64 generate-3.4.ii
GC params for cc1plus: --param ggc-min-expand=98 --param
ggc-min-heapsize=127550
version ID -O2 -O3
GCC 3.4 3.4.6 0m23.673s 0m24.362s
GCC 4.0 4.0.4 20060725 0m23.009s 0m23.849s
GCC 4.1 4.1.2 20060725 0m24.018s 0m25.294s
GCC 4.2 4.2.0 20060724 0m25.214s 0m26.242s
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=8361