diff --git a/ext/opcache/ZendAccelerator.c b/ext/opcache/ZendAccelerator.c
index 0346a44e3dc..75072a91009 100644
--- a/ext/opcache/ZendAccelerator.c
+++ b/ext/opcache/ZendAccelerator.c
@@ -187,19 +187,6 @@ static time_t zend_accel_get_time(void)
 # define zend_accel_get_time() time(NULL)
 #endif
 
-static inline bool is_stream_path(const char *filename)
-{
-	const char *p;
-
-	for (p = filename;
-	     (*p >= 'a' && *p <= 'z') ||
-	     (*p >= 'A' && *p <= 'Z') ||
-	     (*p >= '0' && *p <= '9') ||
-	     *p == '+' || *p == '-' || *p == '.';
-	     p++);
-	return ((p != filename) && (p[0] == ':') && (p[1] == '/') && (p[2] == '/'));
-}
-
 static inline bool is_cacheable_stream_path(const char *filename)
 {
 	return memcmp(filename, "file://", sizeof("file://") - 1) == 0 ||
@@ -1060,7 +1047,7 @@ accel_time_t zend_get_file_handle_timestamp(zend_file_handle *file_handle, size_
 			if (file_handle->opened_path) {
 				char *file_path = ZSTR_VAL(file_handle->opened_path);
 
-				if (is_stream_path(file_path)) {
+				if (php_is_stream_path(file_path)) {
 					if (zend_get_stream_timestamp(file_path, &statbuf) == SUCCESS) {
 						break;
 					}
@@ -1208,7 +1195,7 @@ zend_string *accel_make_persistent_key(zend_string *str)
 	/* CWD and include_path don't matter for absolute file names and streams */
 	if (IS_ABSOLUTE_PATH(path, path_length)) {
 		/* pass */
-	} else if (UNEXPECTED(is_stream_path(path))) {
+	} else if (UNEXPECTED(php_is_stream_path(path))) {
 		if (!is_cacheable_stream_path(path)) {
 			return NULL;
 		}
@@ -1891,7 +1878,7 @@ zend_op_array *file_cache_compile_file(zend_file_handle *file_handle, int type)
 	zend_op_array *op_array = NULL;
 	bool from_memory; /* if the script we've got is stored in SHM */
 
-	if (is_stream_path(ZSTR_VAL(file_handle->filename)) &&
+	if (php_is_stream_path(ZSTR_VAL(file_handle->filename)) &&
 	    !is_cacheable_stream_path(ZSTR_VAL(file_handle->filename))) {
 		return accelerator_orig_compile_file(file_handle, type);
 	}
@@ -2036,7 +2023,7 @@ zend_op_array *persistent_compile_file(zend_file_handle *file_handle, int type)
 				return accelerator_orig_compile_file(file_handle, type);
 			}
 			persistent_script = zend_accel_hash_find(&ZCSG(hash), key);
-		} else if (UNEXPECTED(is_stream_path(ZSTR_VAL(file_handle->filename)) && !is_cacheable_stream_path(ZSTR_VAL(file_handle->filename)))) {
+		} else if (UNEXPECTED(php_is_stream_path(ZSTR_VAL(file_handle->filename)) && !is_cacheable_stream_path(ZSTR_VAL(file_handle->filename)))) {
 			ZCG(cache_opline) = NULL;
 			ZCG(cache_persistent_script) = NULL;
 			return accelerator_orig_compile_file(file_handle, type);
@@ -4050,7 +4037,7 @@ static void preload_link(void)
 
 static zend_string *preload_resolve_path(zend_string *filename)
 {
-	if (is_stream_path(ZSTR_VAL(filename))) {
+	if (php_is_stream_path(ZSTR_VAL(filename))) {
 		return NULL;
 	}
 	return zend_resolve_path(filename);
diff --git a/ext/standard/filestat.c b/ext/standard/filestat.c
index 53c7d873a3c..62be6f01c88 100644
--- a/ext/standard/filestat.c
+++ b/ext/standard/filestat.c
@@ -729,7 +729,7 @@ PHPAPI void php_stat(zend_string *filename, int type, zval *return_value)
 			char realpath[MAXPATHLEN];
 			const char *file_path_to_check;
 			/* if the wrapper is not found, we need to expand path to match open behavior */
-			if (EXPECTED(strstr(local, "://") == NULL || expand_filepath(local, realpath) == NULL)) {
+			if (EXPECTED(!php_is_stream_path(local) || expand_filepath(local, realpath) == NULL)) {
 				file_path_to_check = local;
 			} else {
 				file_path_to_check = realpath;
diff --git a/main/php_streams.h b/main/php_streams.h
index db7cc3d2369..dba7dc4e7ff 100644
--- a/main/php_streams.h
+++ b/main/php_streams.h
@@ -619,6 +619,20 @@ PHPAPI HashTable *_php_get_stream_filters_hash(void);
 #define php_get_stream_filters_hash()	_php_get_stream_filters_hash()
 PHPAPI HashTable *php_get_stream_filters_hash_global(void);
 extern const php_stream_wrapper_ops *php_stream_user_wrapper_ops;
+
+static inline bool php_is_stream_path(const char *filename)
+{
+	const char *p;
+
+	for (p = filename;
+	     (*p >= 'a' && *p <= 'z') ||
+	     (*p >= 'A' && *p <= 'Z') ||
+	     (*p >= '0' && *p <= '9') ||
+	     *p == '+' || *p == '-' || *p == '.';
+	     p++);
+	return ((p != filename) && (p[0] == ':') && (p[1] == '/') && (p[2] == '/'));
+}
+
 END_EXTERN_C()
 #endif