Merge branch 'PHP-7.4'

* PHP-7.4:
  Fix #79299: com_print_typeinfo prints duplicate variables

Author: cmb69

ext/com_dotnet/com_typeinfo.c

@@ -478,6 +478,7 @@ int php_com_process_typeinfo(ITypeInfo *typeinfo, HashTable *id_to_name, int pri
 	char *ansiname = NULL;
 	size_t ansinamelen;
 	int ret = 0;
+	DISPID lastid = 0;	/* for props */
 
 	if (FAILED(ITypeInfo_GetTypeAttr(typeinfo, &attr))) {
 		return 0;
@@ -511,7 +512,6 @@ int php_com_process_typeinfo(ITypeInfo *typeinfo, HashTable *id_to_name, int pri
 		/* So we've got the dispatch interface; lets list the event methods */
 		for (i = 0; i < attr->cFuncs; i++) {
 			zval tmp;
-			DISPID lastid = 0;	/* for props */
 			int isprop;
 
 			if (FAILED(ITypeInfo_GetFuncDesc(typeinfo, i, &func)))

ext/com_dotnet/tests/bug79299.phpt

@@ -0,0 +1,20 @@
+--TEST--
+Bug #79299 (com_print_typeinfo prints duplicate variables)
+--SKIPIF--
+<?php
+if (!extension_loaded('com_dotnet')) die('skip com_dotnet extension not available');
+?>
+--FILE--
+<?php
+$dict = new COM("Scripting.Dictionary");
+ob_start();
+com_print_typeinfo($dict);
+$typeinfo = ob_get_clean();
+preg_match_all('/\/\* DISPID=9 \*\//', $typeinfo, $matches);
+var_dump($matches[0]);
+?>
+--EXPECT--
+array(1) {
+  [0]=>
+  string(14) "/* DISPID=9 */"
+}