Primary combination: "-march=pentium4 -O3 ...", minimal: "-O1 -march=i686 -msse -ftree-vectorize". Rebuilding zlib v1.2.3 cause segfault on related apps (I use seamonkey, all under gentoo). All other apps built on pentium4/O3/gcc4.3.3.
-- Summary: -msse -ftree-vectorize cause segfaults (zlib) Product: gcc Version: 4.4.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: mahatma at eu dot by http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40985