Обсуждение: pgsql: Fix C99isms introduced when backpatching atomics / spinlock test

Fix C99isms introduced when backpatching atomics / spinlock tests.

Branch
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REL_11_STABLE

Details
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https://git.postgresql.org/pg/commitdiff/e6ba7056b499a566af7c792794a5c6f51620c866

Modified Files
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src/test/regress/regress.c | 13 ++++++++-----
1 file changed, 8 insertions(+), 5 deletions(-)