diff options
Diffstat (limited to 'src/test')
| -rw-r--r-- | src/test/regress/regress.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/test/regress/regress.c b/src/test/regress/regress.c index 02397f2eb10..09bc42a8c0f 100644 --- a/src/test/regress/regress.c +++ b/src/test/regress/regress.c @@ -720,6 +720,14 @@ test_atomic_uint32(void) EXPECT_EQ_U32(pg_atomic_read_u32(&var), (uint32) INT_MAX + 1); EXPECT_EQ_U32(pg_atomic_sub_fetch_u32(&var, INT_MAX), 1); pg_atomic_sub_fetch_u32(&var, 1); + expected = PG_INT16_MAX; + EXPECT_TRUE(!pg_atomic_compare_exchange_u32(&var, &expected, 1)); + expected = PG_INT16_MAX + 1; + EXPECT_TRUE(!pg_atomic_compare_exchange_u32(&var, &expected, 1)); + expected = PG_INT16_MIN; + EXPECT_TRUE(!pg_atomic_compare_exchange_u32(&var, &expected, 1)); + expected = PG_INT16_MIN - 1; + EXPECT_TRUE(!pg_atomic_compare_exchange_u32(&var, &expected, 1)); /* fail exchange because of old expected */ expected = 10; |