pgsql: On further reflection, we'd better do the same in int.c.

On further reflection, we'd better do the same in int.c.

We previously heard of the same problem in int24div(), so there's not a
good reason to suppose the problem is confined to cases involving int8.

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/2a26639a5d76df7f59340cfb4313763f87815ede

Modified Files
--------------
src/backend/utils/adt/int.c |   21 +++++++++++++++++++++
1 files changed, 21 insertions(+), 0 deletions(-)