json_build_object and json_build_array are stable, not immutable.
These functions indirectly invoke output functions, so they can't be
immutable.
Backpatch to 9.4 where they were introduced.
Catalog version bumped.
Branch
------
REL9_4_STABLE
Details
-------
http://git.postgresql.org/pg/commitdiff/05011b6da5d0318710c272bfe23b84d8adc61332
Modified Files
--------------
src/include/catalog/catversion.h | 2 +-
src/include/catalog/pg_proc.h | 8 ++++----
2 files changed, 5 insertions(+), 5 deletions(-)