ZEND_AST_ASSIGN_REF 1291 Zend/zend_ast.c 		case ZEND_AST_ASSIGN_REF:        BINARY_OP(" =& ",  90, 91, 90);
ZEND_AST_ASSIGN_REF 2621 Zend/zend_compile.c 	zend_ast *assign_ast = zend_ast_create(ZEND_AST_ASSIGN_REF, var_ast,
ZEND_AST_ASSIGN_REF 7133 Zend/zend_compile.c 		case ZEND_AST_ASSIGN_REF:
ZEND_AST_ASSIGN_REF  861 Zend/zend_language_parser.y 			{ $$ = zend_ast_create(ZEND_AST_ASSIGN_REF, $1, $4); }