3 files changed, 73 insertions, 2 deletions
diff --git a/ext/xmlreader/php_xmlreader.c b/ext/xmlreader/php_xmlreader.c
index f4c2643212..adf282120e 100644
--- a/ext/xmlreader/php_xmlreader.c
+++ b/ext/xmlreader/php_xmlreader.c
@@ -805,7 +805,6 @@ PHP_METHOD(xmlreader, read)
 	if (intern != NULL && intern->ptr != NULL) {
 		retval = xmlTextReaderRead(intern->ptr);
 		if (retval == -1) {
-			php_error_docref(NULL TSRMLS_CC, E_WARNING, "An Error Occurred while reading");
 			RETURN_FALSE;
 		} else {
 			RETURN_BOOL(retval);
@@ -847,7 +846,6 @@ PHP_METHOD(xmlreader, next)
 			retval = xmlTextReaderNext(intern->ptr); 
 		}
 		if (retval == -1) {
-			php_error_docref(NULL TSRMLS_CC, E_WARNING, "An Error Occurred while reading");
 			RETURN_FALSE;
 		} else {
 			RETURN_BOOL(retval);
@@ -1320,6 +1318,7 @@ PHP_MINIT_FUNCTION(xmlreader)
 	xmlreader_object_handlers.read_property = xmlreader_read_property;
 	xmlreader_object_handlers.write_property = xmlreader_write_property;
 	xmlreader_object_handlers.get_property_ptr_ptr = xmlreader_get_property_ptr_ptr;
+	xmlreader_object_handlers.clone_obj = NULL;
 
 	INIT_CLASS_ENTRY(ce, "XMLReader", xmlreader_functions);
 	ce.create_object = xmlreader_objects_new;
diff --git a/ext/xmlreader/tests/bug51936.phpt b/ext/xmlreader/tests/bug51936.phpt
new file mode 100644
index 0000000000..4b5f1012e7
--- /dev/null
+++ b/ext/xmlreader/tests/bug51936.phpt
@@ -0,0 +1,22 @@
+--TEST--
+Bug #51936 (Crash with clone XMLReader)
+--SKIPIF--
+<?php
+extension_loaded("xmlreader") or die("skip requires xmlreader");
+?>
+--FILE--
+<?php
+echo "Test\n";
+
+$xmlreader = new XMLReader();
+$xmlreader->xml("<a><b/></a>");
+
+$xmlreader->next();
+$xmlreader2 = clone $xmlreader;
+$xmlreader2->next();
+?>
+Done
+--EXPECTF--
+Test
+
+Fatal error: Trying to clone an uncloneable object of class XMLReader in %s on line %d
diff --git a/ext/xmlreader/tests/bug64230.phpt b/ext/xmlreader/tests/bug64230.phpt
new file mode 100644
index 0000000000..0b070925f3
--- /dev/null
+++ b/ext/xmlreader/tests/bug64230.phpt
@@ -0,0 +1,50 @@
+--TEST--
+Bug #64230 (XMLReader does not suppress errors)
+--SKIPIF--
+<?php
+extension_loaded("xmlreader") or die("skip requires xmlreader");
+?>
+--FILE--
+<?php
+echo "Test\n";
+
+function show_internal_errors() {
+	foreach (libxml_get_errors() as $error) {
+		printf("Internal: %s\n", $error->message);
+	}
+	libxml_clear_errors();
+}
+
+echo "Internal errors TRUE\n";
+libxml_use_internal_errors(true);
+
+$x = new XMLReader;
+$x->xml("<root att/>");
+$x->read();
+
+show_internal_errors();
+
+echo "Internal errors FALSE\n";
+libxml_use_internal_errors(false);
+
+$x = new XMLReader;
+$x->xml("<root att/>");
+$x->read();
+
+show_internal_errors();
+
+?>
+Done
+--EXPECTF--
+Test
+Internal errors TRUE
+Internal: Specification mandate value for attribute att
+
+Internal errors FALSE
+
+Warning: XMLReader::read(): %s: parser error : Specification mandate value for attribute att in %s on line %d
+
+Warning: XMLReader::read(): <root att/> in %s on line %d
+
+Warning: XMLReader::read():          ^ in %s on line %d
+Done