Files changed:
    modified:   src/backend/cdb/motion/ic_common.c
    modified:   src/backend/executor/spi.c
    modified:   src/backend/nodes/outfuncs.c
    modified:   src/backend/optimizer/path/costsize.c
    modified:   src/backend/storage/file/compress_zlib.c

Note: The warning in function _outScanInfo() of outfuncs.c is temporally
    fixed and would be treated as dead code to be removed soon.

Thanks to Heikki Linnakangas' comments.