[Bug bootstrap/59985] stage2/3 compare error on lto-streamer-in.o

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59985

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
(In reply to Bernd Edlinger from comment #4)
> (In reply to Jakub Jelinek from comment #3)
> > Can you just cut'n'paste from build log command line to compile
> > lto-streamer-in.o and rerun it by hand with -fcompare-debug?
> 
> the build step from stage 3 (without -gtoggle) prints:
> xg++: error: ../../gcc-4.9-20140126/gcc/lto-streamer-in.c: -fcompare-debug
> failure (length)

Then please change -c into -S and attach the preprocessed lto-streamer-in.ii
here, plus mention all the command line options, so that it can be analysed
even using cross-compilers.