[Bug bootstrap/47044] bootstrap comparison failure when -O2 defaults on -fgraphite-identity and --enable-build-with-cxx

[howarth at nitro dot med.uc.edu]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47044

--- Comment #2 from Jack Howarth <howarth at nitro dot med.uc.edu> 2010-12-23 04:14:44 UTC ---
Same bootstrap comparison failure obtained with unpatched r168197 using...

make -j 8 BOOT_CFLAGS="-g -O2 -fgraphite-identity"

with --enable-build-with-cxx on x86_64-apple-darwin10.