It seems the only difference between v5 and v6 is probably a newline at the end (Line 291 was the last line), in fact meld doesn't even show anything. I'll try to be more careful though.
git reset --hard HEAD git pull patch -p1 < ../regress_schema_v6.patch patch -p1 -R < ../regress_schema_v6.patch patch -p1 < ../regress_schema_v6.patch make clean ./configure --enable-depend --enable-coverage --enable-cassert --enable-debug make -j3 check