Avoid memcpy() with same source and destination address.
The behavior of that is undefined, although unlikely to lead to problems in
practice.
Found by running regression tests with Valgrind.
Branch
------
REL9_1_STABLE
Details
-------
http://git.postgresql.org/pg/commitdiff/c7a186e392d4654148a45eaf8ffbf026553ecbdb
Modified Files
--------------
src/backend/tsearch/dict_ispell.c | 9 ++++-----
src/backend/utils/adt/tsvector.c | 3 ++-
2 files changed, 6 insertions(+), 6 deletions(-)