pgsql: Back-patch 9.4-era compiler warning fixes into older branches.

Back-patch 9.4-era compiler warning fixes into older branches.

Back-patch commit 4e182361804f8688cef953c998e24134e606aea4
(another thing that longfin's version of clang doesn't like).

Branch
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REL9_2_STABLE

Details
-------
http://git.postgresql.org/pg/commitdiff/edb02ed145d43fe2935bc478f4e5368f19b16a15

Modified Files
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src/pl/plperl/plperl.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

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