Thread: pgsql: pgtest: grab possible warnings from install.log

pgtest:  grab possible warnings from install.log

Since PG 9.5, 'make check' records the build output in install.log, so
look in there for warnings too.

Backpatch-through: 9.5

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/96313bff295ca2c4f7cb144b1feca825db17da23

Modified Files
--------------
src/tools/pgtest | 5 +++++
1 file changed, 5 insertions(+)