[Bug plugins/57355] New: -march=native ivy bridge i5 shows tuning for sandy bridge

2013-05-21 Thread croutch at gmail dot com
Priority: P3 Component: plugins Assignee: unassigned at gcc dot gnu.org Reporter: croutch at gmail dot com

[Bug target/57355] -march=native ivy bridge i5 shows tuning for sandy bridge

2013-05-21 Thread croutch at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57355 --- Comment #2 from croutch --- I have a. Intel Core i5 3570K 3,4Ghz (Ivy Bridge) I use gentoo linux with gcc 4.7.3 and those settings. CFLAGS="-march=native -O2 -pipe" CXXFLAGS="${CFLAGS}" MAKEOPTS="-j4" >From manual. core-avx-i = for ivy

[Bug target/57355] -march=native ivy bridge i5 shows tuning for sandy bridge

2013-05-21 Thread croutch at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57355 --- Comment #3 from croutch --- Created attachment 30155 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=30155&action=edit gcc-native-ivy-detect This patch is not from me and not tested by me.