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-rw-r--r--src/backend/utils/adt/rangetypes.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/src/backend/utils/adt/rangetypes.c b/src/backend/utils/adt/rangetypes.c
index cd5c5f6621c..023df8c3e9e 100644
--- a/src/backend/utils/adt/rangetypes.c
+++ b/src/backend/utils/adt/rangetypes.c
@@ -1125,16 +1125,22 @@ range_cmp(PG_FUNCTION_ARGS)
/* For b-tree use, empty ranges sort before all else */
if (empty1 && empty2)
- PG_RETURN_INT32(0);
+ cmp = 0;
else if (empty1)
- PG_RETURN_INT32(-1);
+ cmp = -1;
else if (empty2)
- PG_RETURN_INT32(1);
+ cmp = 1;
+ else
+ {
+ cmp = range_cmp_bounds(typcache, &lower1, &lower2);
+ if (cmp == 0)
+ cmp = range_cmp_bounds(typcache, &upper1, &upper2);
+ }
- if ((cmp = range_cmp_bounds(typcache, &lower1, &lower2)) != 0)
- PG_RETURN_INT32(cmp);
+ PG_FREE_IF_COPY(r1, 0);
+ PG_FREE_IF_COPY(r2, 1);
- PG_RETURN_INT32(range_cmp_bounds(typcache, &upper1, &upper2));
+ PG_RETURN_INT32(cmp);
}
/* inequality operators using the range_cmp function */