http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58387
H.J. Lu <hjl.tools at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2013-09-11 Target Milestone|--- |4.9.0 Summary|wrong code at -Os and above |[4.9 Regression] wrong code |on x86_64-linux-gnu (both |at -Os and above on |32-bit and 64-bit modes) |x86_64-linux-gnu (both | |32-bit and 64-bit modes) Ever confirmed|0 |1 --- Comment #7 from H.J. Lu <hjl.tools at gmail dot com> --- stage2 and stage3 are miscompiled. stage1 is OK.