https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65660
--- Comment #7 from Jan Hubicka <hubicka at gcc dot gnu.org> --- 32bit runs still shows regression between Feb 10, 2015 17:03 UTC (Values: Base: 164.gzip: 1478, 176.gcc: 3065, 181.mcf: 5127, 186.crafty: 2013, 197.parser: 2057, 252.eon: 2604, 255.vortex: 3062, 256.bzip2: 2062, 300.twolf: 3332 Peak: , 164.gzip: 1504, 181.mcf: 5178, 186.crafty: 2187, 197.parser: 2108, 255.vortex: 4408, 256.bzip2: 2201, 300.twolf: 3375) Feb 10, 2015 08:03 UTC (Values: Base: 164.gzip: 1475, 176.gcc: 3064, 181.mcf: 5145, 186.crafty: 2008, 197.parser: 2056, 252.eon: 2920, 255.vortex: 3069, 256.bzip2: 2086, 300.twolf: 3335 Peak: , 164.gzip: 1473, 181.mcf: 5185, 186.crafty: 2187, 197.parser: 2115, 255.vortex: 4415, 256.bzip2: 2231, 300.twolf: 3364) http://gcc.opensuse.org/SPEC/CINT/sb-megrez-head-64-32o-32bit/252_eon_big.png So probably still the costmodel change?