[postgis-tickets] [SCM] PostGIS branch main updated. 3.2.0alpha1-48-g0394036

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- Log -----------------------------------------------------------------
commit 0394036cae3713c3be970e06df4b725d4ba9c24b
Author: Sandro Santilli <strk at kbt.io>
Date:   Tue Oct 5 00:01:38 2021 +0200

    Have ST_DWithin with EMPTY operand always return false
    
    References #5008

diff --git a/postgis/lwgeom_functions_basic.c b/postgis/lwgeom_functions_basic.c
index f6ef9ad..45265ce 100644
--- a/postgis/lwgeom_functions_basic.c
+++ b/postgis/lwgeom_functions_basic.c
@@ -743,6 +743,11 @@ Datum LWGEOM_dwithin(PG_FUNCTION_ARGS)
 
 	gserialized_error_if_srid_mismatch(geom1, geom2, __func__);
 
+	if (lwgeom_is_empty(lwgeom1) || lwgeom_is_empty(lwgeom2))
+	{
+		PG_RETURN_BOOL(false);
+	}
+
 	mindist = lwgeom_mindistance2d_tolerance(lwgeom1, lwgeom2, tolerance);
 
 	PG_FREE_IF_COPY(geom1, 0);
diff --git a/regress/core/tickets.sql b/regress/core/tickets.sql
index 72c597b..12a5d11 100644
--- a/regress/core/tickets.sql
+++ b/regress/core/tickets.sql
@@ -1427,3 +1427,8 @@ FROM
     ) data;
 
 
+-- https://trac.osgeo.org/postgis/ticket/5008
+SELECT
+	'#5008',
+	ST_DWithin('POINT EMPTY', 'POINT(0 0)', 'Inf'),
+	ST_DWithin('POINT(1 1)', 'POLYGON EMPTY', 'Inf');
diff --git a/regress/core/tickets_expected b/regress/core/tickets_expected
index 2a3cb68..8af08eb 100644
--- a/regress/core/tickets_expected
+++ b/regress/core/tickets_expected
@@ -459,3 +459,4 @@ ERROR:  LWGEOM_addpoint: Invalid offset
 #4770.c|POINT(0 0)|300
 #4770.c|MULTIPOINT(0 0,1 1)|602
 #4799|{"type": "Feature", "geometry": {"type":"Point","crs":{"type":"name","properties":{"name":"EPSG:25832"}},"coordinates":[359667,5651729]}, "properties": {"id": 1, "geom1": {"type":"Point","crs":{"type":"name","properties":{"name":"EPSG:3035"}},"coordinates":[4110471,3103061]}}}
+#5008|f|f

-----------------------------------------------------------------------

Summary of changes:
 postgis/lwgeom_functions_basic.c | 5 +++++
 regress/core/tickets.sql         | 5 +++++
 regress/core/tickets_expected    | 1 +
 3 files changed, 11 insertions(+)


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