Convert macros to inline function in Zend Operators

Author: Girgias

Zend/zend_operators.h

@@ -420,7 +420,9 @@ ZEND_API char*        ZEND_FASTCALL zend_str_tolower_dup(const char *source, siz
 ZEND_API char*        ZEND_FASTCALL zend_str_tolower_dup_ex(const char *source, size_t length);
 ZEND_API zend_string* ZEND_FASTCALL zend_string_tolower_ex(zend_string *str, bool persistent);
 
-#define zend_string_tolower(str) zend_string_tolower_ex(str, 0)
+static inline zend_string* zend_string_tolower(zend_string *str) {
+	return zend_string_tolower_ex(str, 0);
+}
 
 ZEND_API int ZEND_FASTCALL zend_binary_zval_strcmp(zval *s1, zval *s2);
 ZEND_API int ZEND_FASTCALL zend_binary_zval_strncmp(zval *s1, zval *s2, zval *s3);