http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60800
H.J. Lu <hjl.tools at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Summary|-Ofast -ffast-math |-Ofast -ffast-math |-march=corei7 |miscompiles 178.galgel in |-mtune=generic miscompiles |SPEC CPU 2K |178.galgel in SPEC CPU 2K | --- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> --- Just "-Ofast -ffast-math" will miscompile 178.galgel.