Merge branch 'PHP-7.4'

* PHP-7.4:
  Fix bug #78804 - Segmentation fault in Locale::filterMatches

Author: smalyshev

ext/intl/locale/locale_methods.c

@@ -1259,15 +1259,15 @@ PHP_FUNCTION(locale_filter_matches)
 	if( boolCanonical ){
 		/* canonicalize loc_range */
 		can_loc_range=get_icu_value_internal( loc_range , LOC_CANONICALIZE_TAG , &result , 0);
-		if( result ==0) {
+		if( result <=0) {
 			intl_error_set( NULL, status,
 				"locale_filter_matches : unable to canonicalize loc_range" , 0 );
 			RETURN_FALSE;
 		}
 
 		/* canonicalize lang_tag */
 		can_lang_tag = get_icu_value_internal( lang_tag , LOC_CANONICALIZE_TAG , &result ,  0);
-		if( result ==0) {
+		if( result <=0) {
 			intl_error_set( NULL, status,
 				"locale_filter_matches : unable to canonicalize lang_tag" , 0 );
 			RETURN_FALSE;

ext/intl/tests/bug78804.phpt

@@ -0,0 +1,13 @@
+--TEST--
+Bug #78804: Segmentation fault in Locale::filterMatches
+--FILE--
+<?php
+
+if (Locale::filterMatches('en-US', 'und', true)) {
+    echo 'Matches';
+} else {
+    echo 'Not matches';
+}
+?>
+--EXPECT--
+Not matches