2 files changed, 135 insertions, 2 deletions
diff --git a/ext/xml/tests/bug50576.phpt b/ext/xml/tests/bug50576.phpt
new file mode 100644
index 0000000000..fd3d0cbb4a
--- /dev/null
+++ b/ext/xml/tests/bug50576.phpt
@@ -0,0 +1,133 @@
+--TEST--
+Bug #50576 (XML_OPTION_SKIP_TAGSTART option has no effect)
+--SKIPIF--
+<?php
+require_once("skipif.inc");
+?>
+--FILE--
+<?php
+
+$XML = <<<XML
+<?xml version="1.0"?>
+<ns1:listOfAwards xmlns:ns1="http://www.fpdsng.com/FPDS">
+<ns1:count>
+<ns1:total>867</ns1:total>
+</ns1:count>
+</ns1:listOfAwards>
+XML;
+
+$xml_parser = xml_parser_create();
+xml_parser_set_option($xml_parser, XML_OPTION_SKIP_TAGSTART, 4);
+xml_parse_into_struct($xml_parser, $XML, $vals, $index);
+echo 'Index array' . PHP_EOL;
+print_r($index);
+echo 'Vals array' . PHP_EOL;
+print_r($vals);
+xml_parser_free($xml_parser);
+
+function startElement($parser, $name, $attribs) { echo $name . PHP_EOL; }
+function endElement($parser, $name) { echo $name . PHP_EOL; }
+$xml_parser = xml_parser_create();
+xml_set_element_handler($xml_parser, 'startElement', 'endElement');
+xml_parser_set_option($xml_parser, XML_OPTION_SKIP_TAGSTART, 4);
+xml_parse($xml_parser, $XML);
+xml_parser_free($xml_parser);
+
+?>
+--EXPECTF--
+Index array
+Array
+(
+    [LISTOFAWARDS] => Array
+        (
+            [0] => 0
+            [1] => 5
+            [2] => 6
+        )
+
+    [COUNT] => Array
+        (
+            [0] => 1
+            [1] => 3
+            [2] => 4
+        )
+
+    [TOTAL] => Array
+        (
+            [0] => 2
+        )
+
+)
+Vals array
+Array
+(
+    [0] => Array
+        (
+            [tag] => LISTOFAWARDS
+            [type] => open
+            [level] => 1
+            [attributes] => Array
+                (
+                    [XMLNS:NS1] => http://www.fpdsng.com/FPDS
+                )
+
+            [value] => 
+
+        )
+
+    [1] => Array
+        (
+            [tag] => COUNT
+            [type] => open
+            [level] => 2
+            [value] => 
+
+        )
+
+    [2] => Array
+        (
+            [tag] => TOTAL
+            [type] => complete
+            [level] => 3
+            [value] => 867
+        )
+
+    [3] => Array
+        (
+            [tag] => COUNT
+            [value] => 
+
+            [type] => cdata
+            [level] => 2
+        )
+
+    [4] => Array
+        (
+            [tag] => COUNT
+            [type] => close
+            [level] => 2
+        )
+
+    [5] => Array
+        (
+            [tag] => LISTOFAWARDS
+            [value] => 
+
+            [type] => cdata
+            [level] => 1
+        )
+
+    [6] => Array
+        (
+            [tag] => LISTOFAWARDS
+            [type] => close
+            [level] => 1
+        )
+
+)
+LISTOFAWARDS
+COUNT
+TOTAL
+TOTAL
+COUNT
+LISTOFAWARDS
diff --git a/ext/xml/xml.c b/ext/xml/xml.c
index c2c9457f2e..72729d6de5 100644
--- a/ext/xml/xml.c
+++ b/ext/xml/xml.c
@@ -804,7 +804,7 @@ void _xml_startElementHandler(void *userData, const XML_Char *name, const XML_Ch
 
 		if (parser->startElementHandler) {
 			args[0] = _xml_resource_zval(parser->index);
-			args[1] = _xml_string_zval(tag_name);
+			args[1] = _xml_string_zval(((char *) tag_name) + parser->toffset);
 			MAKE_STD_ZVAL(args[2]);
 			array_init(args[2]);
 
@@ -884,7 +884,7 @@ void _xml_endElementHandler(void *userData, const XML_Char *name)
 
 		if (parser->endElementHandler) {
 			args[0] = _xml_resource_zval(parser->index);
-			args[1] = _xml_string_zval(tag_name);
+			args[1] = _xml_string_zval(((char *) tag_name) + parser->toffset);
 
 			if ((retval = xml_call_handler(parser, parser->endElementHandler, parser->endElementPtr, 2, args))) {
 				zval_ptr_dtor(&retval);