Merge branch 'PHP-7.4'

* PHP-7.4:
  Fixed #75245 Don't set content of elements with only whitespaces

NEWS

@@ -45,7 +45,11 @@ PHP                                                                        NEWS
   . Fixed bug #77800 (phpdbg segfaults on listing some conditional breakpoints).
     (krakjoe)
   . Fixed bug #77805 (phpdbg build fails when readline is shared). (krakjoe)
-  
+
+- SimpleXML:
+  . Fixed bug #75245 (Don't set content of elements with only whitespaces). 
+    (eriklundin)
+
 - sodium:
   . Fixed bug #77646 (sign_detached() strings not terminated). (Frank)
 

ext/simplexml/simplexml.c

@@ -1206,7 +1206,7 @@ static HashTable *sxe_get_prop_hash(zend_object *object, int is_debug) /* {{{ */
 		}
 
 		while (node) {
-			if (node->children != NULL || node->prev != NULL || node->next != NULL) {
+			if (node->children != NULL || node->prev != NULL || node->next != NULL || xmlIsBlankNode(node)) {
 				SKIP_TEXT(node);
 			} else {
 				if (node->type == XML_TEXT_NODE) {

ext/simplexml/tests/bug39662.phpt

@@ -19,17 +19,9 @@ var_dump($clone->asXML());
 echo "Done\n";
 ?>
 --EXPECTF--
-object(SimpleXMLElement)#%d (1) {
-  [0]=>
-  string(2) "
-
-"
+object(SimpleXMLElement)#%d (0) {
 }
-object(SimpleXMLElement)#%d (1) {
-  [0]=>
-  string(2) "
-
-"
+object(SimpleXMLElement)#%d (0) {
 }
 string(15) "<test>
 

ext/simplexml/tests/bug75245.phpt

@@ -0,0 +1,21 @@
+--TEST--
+Bug #75245 Don't set content of elements with only whitespaces
+--SKIPIF--
+<?php
+if (!extension_loaded('simplexml')) die('skip simplexml not available');
+?>
+--FILE--
+<?php
+var_dump(simplexml_load_string('<test1><test2>    </test2><test3></test3></test1>'));
+?>
+===DONE===
+--EXPECT--
+object(SimpleXMLElement)#1 (2) {
+  ["test2"]=>
+  object(SimpleXMLElement)#2 (0) {
+  }
+  ["test3"]=>
+  object(SimpleXMLElement)#3 (0) {
+  }
+}
+===DONE===