[Geometry checker] Report if geometry is invalid in overlap check

Author: manisandro

src/analysis/vector/geometry_checker/qgsgeometryoverlapcheck.cpp

@@ -31,6 +31,11 @@ void QgsGeometryOverlapCheck::collectErrors( QList<QgsGeometryCheckError *> &err
 
     QgsRectangle bboxA = layerFeatureA.geometry()->boundingBox();
     QSharedPointer<QgsGeometryEngine> geomEngineA = QgsGeometryCheckerUtils::createGeomEngine( layerFeatureA.geometry(), mContext->tolerance );
+    if ( !geomEngineA->isValid() )
+    {
+      messages.append( tr( "Overlap check failed for (%1): the geometry is invalid" ).arg( layerFeatureA.id() ) );
+      continue;
+    }
 
     QgsGeometryCheckerUtils::LayerFeatures layerFeaturesB( mContext->featurePools, QList<QString>() << layerFeatureA.layer().id() << layerIds, bboxA, mCompatibleGeometryTypes );
     for ( const QgsGeometryCheckerUtils::LayerFeature &layerFeatureB : layerFeaturesB )