http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49688
--- Comment #10 from Bernd Schmidt <bernds at gcc dot gnu.org> 2011-07-14 20:40:40 UTC --- Well, the new use of .cfi directives probably comes from this bit that was committed in between the two revisions: Index: gcc/config/alpha/elf.h =================================================================== --- gcc/config/alpha/elf.h (revision 176014) +++ gcc/config/alpha/elf.h (revision 176025) @@ -25,8 +25,9 @@ along with GCC; see the file COPYING3. /* ??? Move all SDB stuff from alpha.h to osf.h. */ #undef SDB_DEBUGGING_INFO +#undef MIPS_DEBUGGING_INFO +#undef DBX_DEBUGGING_INFO -#define DBX_DEBUGGING_INFO 1 #define DWARF2_DEBUGGING_INFO 1 #undef PREFERRED_DEBUGGING_TYPE Can you revert that and try again?