http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50906
--- Comment #5 from Alan Modra <amodra at gmail dot com> 2011-11-02 00:05:42 UTC --- bl _save64gpr_24 .loc 1 17 0 mr 31,4 .cfi_offset 31, -100 .cfi_offset 1231, -104 .cfi_offset 30, -108 .cfi_offset 1230, -112 .cfi_offset 29, -116 .cfi_offset 1229, -120 .cfi_offset 28, -124 .cfi_offset 1228, -128 .cfi_offset 27, -132 .cfi_offset 1227, -136 .cfi_offset 26, -140 .cfi_offset 1226, -144 .cfi_offset 25, -148 .cfi_offset 1225, -152 .cfi_offset 24, -156 .cfi_offset 1224, -160 These are all wrong too, I think. .loc 1 26 0 lwz 9,0(5) .loc 1 17 0 mr 11,5 Yikes!! Using r11 for something else, but no cfi directive to say the frame is no longer in r11.