http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47308
--- Comment #7 from Pawel Sikora <pluto at agmk dot net> 2011-01-21 13:37:21 UTC --- (In reply to comment #6) > I don't see an obvious difference to my toolchain (beside I use a cygwin > cross-compiler). But such issues could be related also to used binutils > version. I am using: > $x86_64-pc-mingw32-ld.exe -v > GNU ld (GNU Binutils) 2.21.51.20110114 could you compile on cygwin the assembly source from testcase and check compiled object with objdump against dwarf corruption? ('DW_CFA_restore: bad register')