pgsql: Suppress uninitialized-variable warnings.

Suppress uninitialized-variable warnings.

My compiler doesn't like the lack of initialization of "flag", and
I think it's right: if there were zero keys we'd have an undefined
result.  The AND of zero items is TRUE, so initialize to TRUE.

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/818e59373625d194bdec89631b661c4355d15f13

Modified Files
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src/backend/utils/adt/geo_spgist.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)